Trailrunner 2013 Calendar
Sorted by Month/Date

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Ortholite

MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC

May
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Sat 18Lost Worlds Series: Causeway Crossing50k, 100kTrailIrelandIRELAND5:00(512) 961-6098emailwebsite
Sat 18Wildcat Half Marathon, 10K/5K13.1M, 5k, 10kTrailTilden ParkCA8:00(510) 750-5919emailwebsite
Sat 18Wendy's Xterra Seven Tubs, Wilkes-Barre3.2MTrailWilkes BarrePA10:00(570) 814-0346emailwebsite
Sat 18Xterra Fajardo5k, 10k, 21kTrailCabo RojoPUERTO RICO8:00  website
Sat 18Ride the Wind Trail Rces100M, 100k, 50k, 13.1MTrailLas VegasNV7:00(702) 526-7317emailwebsite
Sat 18Tryon Farm Trail Races10k, 50k, 5kTrailMichigan CityIN8:00(219) 872-3276emailwebsite
Sat 18Women's Distance Festival5KTrailColorado SpringsCO7:00(719) 635-3833emailwebsite
Sat 18Ultra Trail85.6k, 22.4kTrailReichwellerGERMANYTBD  website
Sat 18La Sportiva Vail Boneyard Boogie5k, 10kTrailEagleCO18:00(970) 479-2280emailwebsite
Sat 18CRUD 8 Hour Trail Run8 HourTrailBrimfieldIL8:00(309) 472-8289emailwebsite
Sat 18TTR-Trussville Trail Run5k, 10kTrailTrussvilleAL8:00 emailwebsite
Sat 18Cheyenne Mountain Zoo's Run to the Shrine5k, 10k, relayhill climbColorado SpringsCO7:00(719) 633-9925emailwebsite
Sat 18Paiute Meadows Trail Run2M, 4.7MTrailSusanvilleCA8:30(530) 257-3252emailwebsite
Sat 18Mchc Extreme Trail Run60K, 10KmountainRZ KarolnkaCZECH REPUBLIC9:00  website
Sat 18Superior Trail races25K, 50KTrail/ultraLutsenMN7:00(763) 551-0099emailwebsite
Sat 18Pure Austin Fitness Xterra Muleshoe Trail Run5k, 10kTrailSpicewoodTX8:00(808) 792-2611emailwebsite
Sat 18Malibu Creek Trail Challenge14MTrailCalabasasCA7:30(310) 821-7898emailwebsite
Sat 18The TriHUMPh Runs TrailDarlingtonMD8:00(410) 275-1686emailwebsite
Sat 18Five Peaks Trail Series8KTrailAlbCANADATBD(604) 308-4666emailwebsite
Sat 18Cradle to Grave 30k30kTrailPisgah National ForestNC8:00(828) 884-5713emailwebsite
Sat 18Uf Da 5k5k85% gravelWoodvilleWI9:00(715) 698-2555emailwebsite
Sat 18X-RUN 60K60KTrailGaropabaBRAZIL9:00 emailwebsite
Sat 18Scenic City Trail Runs13.1M, 26.2mTrailChattanoogaTN8:00(423) 265-5969emailwebsite
Sat 18The North Face 100100kTrailBlue Mountains, NSWAUSTRALIA7:00 emailwebsite
Sat 18Spirit Challenge5K, 10KPartial TrailSteamboat SpringsCO10:00(970) 879-4234emailwebsite
Sat 18Panther Creek Challenge5M, 10MTrailMorristownTN9:00(423) 317-7200emailwebsite
Sat 18When Swaybacks Attack TrailSylacaugaALTBD(334) 333-0728emailwebsite
Sat 18FORGE TRAIL SERIES - Hells Hills10k, 13.1MTrailRustonLA8:30(225) 335-2596emailwebsite
Sat 18Buffalo Trace Trail Race2M, 5MTrailMahometIL8:00(217) 778-6545emailwebsite
Sat 18K9 9K5.5MTrail Fun with DogsBozemanMTTBD(408) 587-4725emailwebsite
Sat 18Glendhu Bay/Waterfall Creek Track14.1KTrailAlbert TownNEW ZEALANDTBD emailwebsite
Sat 18Run for the Hill of It8MTrailLewistonID9:00(208) 743-7216emailwebsite
Sat 18Barre Heritage Festival 5K Trail Race5kTrailBarre TownVT8:30(802) 479-2938emailwebsite
Sat 18Texas Spartan Sprint Race5kobstacle/trailBurnetTX9:00(802) 505-7621emailwebsite
Sat 18Black Canyon Ascent6MHill ClimbMontroseCO8:00(970) 252-0230emailwebsite
Sat 18Rogue Runner Georgia10kmud runLaGrangeGA9:00 emailwebsite
Sat 18Silver State 50K and 50Mile50K, 50M, 13.1MUltraRenoNV6:00(775) 846-8868emailwebsite
Sat 18Bishop High Sierra Ultra Marathons50M, 50K, 20MTrailBishopCA6:00(760) 873-5373emailwebsite
Sat 18Watershed Preserve 12-Hour Trail Race12 HourUltraRedmondWA7:30(206) 759-0338emailwebsite
Sat 18Berryman Marathon Trail Run26.2M, 50MTrail/UltraPotosiMO7:00(573) 763-5704emailwebsite
Sat 18River Bound Race Series10k, 5kTrailCharlotteNC8:00(828) 239-2140emailwebsite
Sat 18Ribagorca Romanica Sky Marathon TrailSpainSPAIN6:05  website
Sat 18Twisted Ankle Trail Marathon and Half13.1M, 26.2MTrailSummervilleGA9:00(706) 862-2553emailwebsite
Sun 19Texas Spartan Sprint Race5kobstacle/trailBurnetTX9:00(802) 505-7621emailwebsite
Sun 19Horseshoe Lake Trail Run4M, 9M, 13.1M, 26.2MTrailPalo AltoCA8:00(415) 999-2532emailwebsite
Sun 19Sun Mountain Trail Races50K, 50M, 25kTrailWinthropWA8:00(509) 846-5019emailwebsite
Sun 19Tilden Tough Ten10M8M Paved 2MdirtBerkeleyCA8:00(510) 339-2430 website
Sun 19Inov-8 Te Mata Terrific Tui7k, 12k, 23kTrailHawke's BayNEW ZEALANDTBD  website
Sun 19Capers ECOrun5k, 10kX Country/BeachIsle of PalmsSC12:00 emailwebsite
Sun 195K for the 4th5KTrailWalpoleMA9:00(508) 404-6626emailwebsite
Sun 19Sage Rat Run - Dirty Rat50K, 15Kgravel road/hillclimProsserWA8:00(509) 882-7904emailwebsite
Sun 19Massanutten Mountain Trails 100100MUltraFront RoyalVA5:00(410) 987-8172emailwebsite
Sun 19Mt. Airy Forest Ridge Run5.4M, 10.6MTrailCincinnatiOH9:00(513) 652-6225emailwebsite
Sun 19Borrowdale Trail Run20k, 11kTrailBorrowdaleUNITED KINGDOM11:30 emailwebsite
Sun 19Trav's Trail Run3MX CountryNewburyportMA10:30(978) 463-2876emailwebsite
Sun 19HAVOC at the HIDEOUT5MTrailNorth PlainsOR12:00(971) 223-2825emailwebsite
Sun 19Dare to Go Bare 5K Run5kClothing OptionalLutzFL8:30 emailwebsite
Sun 19XTERRA Oak Mountain Mud Run5k, 10k, 21k, 42kTrailPelhamAL8:00(808) 792-2611emailwebsite
Sun 19Ohlone Wilderness 50K Trail Run50KUltraFremontCA8:00 emailwebsite
Sun 19Soapstone Mtn. Trail Race and Sampler14.5M, 4MTrailStafford SpringsCT9:00(860) 512-0125emailwebsite
Wed 22NTC Ultimate Series5k, 4kTrailClermontFL18:00  website
Wed 22Rebel Race: Pennsylvania5k, 15kTrail and obstacleFurlongPA9:30(484) 450-6410emailwebsite
Wed 22NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 22NTC Trail Series4kTrailClermontFL18:00 emailwebsite
Thu 23Rock to Rock10KTrailSwannanoaNC17:00(828) 713-9139emailwebsite
Thu 23Madeira Island Ultra Trail105k, 55k, 25kTrailMadeiraPORTUGALTBD emailwebsite
Thu 23Two Castles and an Abbey trail run80KTrailKyrenia, CyprusGREECE5:00 emailwebsite
Thu 23Kalgin's Knoya Ridge Hill Climb3MTrailAnchorageAK10:00(970) 346-3582emailwebsite
Sat 25Soaring Eagle Trail Run5M, 10M, 26.2M, 50KTrailSammamishWATBD(425) 301-7009emailwebsite
Sat 25Mt. Wilson Trail Race8.6MTrailSierra MadreCA7:30(626) 355-5278emailwebsite
Sat 25Five Peaks Trail Series8KTrailHardwood Hills, OntCANADATBD(604) 308-4666emailwebsite
Sat 25Sulphur Springs Trail Runs10K, 25K, 50K, 50M, 100MTrail/UltraDundas, OntarioCANADA8:00(905) 333-0652emailwebsite
Sat 25Mazama 5k and 10k5K, 10KTrailWinthropWA8:00(509) 996-3287emailwebsite
Sat 25Highland Forest 1-2-310M, 20M, 30MTrail/UltraFabiusNY8:30(315) 449-9615emailwebsite
Sat 25Cabot Trail Relay Race185Mtrail/road relayBaddeck, Cape BretonCANADATBD emailwebsite
Sat 25Chattooga River 50 Km50KTrailMountain RestSC7:00(803) 537-6962emailwebsite
Sat 25Happy Camper 5K Trail Run5kTrailThree LakesWI10:00(715) 546-3647emailwebsite
Sat 25Ultra Q50 Costa Rica50MTrailSarapiquCOSTA RICA5:00(520) 820-0598emailwebsite
Sat 25Loop the Lakes Trail Race8k, 15k, 21KTrailSquamish, BCCANADATBD(604) 898-3872emailwebsite
Sat 25The Sehgahunda Trail Marathon & Relay26.2MTrail PortagevilleNY7:45(585) 732-1090emailwebsite
Sat 25Paris Mountain Trail Run 12K12kTrailGreenvilleSC8:00(864) 678-0084emailwebsite
Sat 25Someone Special Like Me 5K5kTrailCaryNC8:30(919) 480-1854emailwebsite
Sat 25Jemez Mountain Trail Runs50M, 50K, 13.1MTrailLos AlamosNM5:00(505) 660-8591emailwebsite
Sat 25Annihilator8MTrailFairbanksAK11:00(907) 458-7173emailwebsite
Sat 25Ridgeline Ramble10K, 20KTrailEugeneOR8:00(541) 484-9883 website
Sat 25HILLBILLY COUNTRY TRAIL RUN5M, 9M, 13MTrailEureka SpringsAR8:00 emailwebsite
Sat 25The Scott Big O Trail Run19k, 35kTrailRotoruaNEW ZEALANDTBD emailwebsite
Sat 25MDM 15K Trail Race15kTrailThe BerkshiresMA8:00 emailwebsite
Sat 25Dirty Bird15kTrailWoosterOH8:00  website
Sat 25Jenkins Mountain Scramble13.1M, 6MTrailPaul SmithsNY9:30(518) 327-6241emailwebsite
Sat 25Wachusett Mtn. Trail Run4.3MHill ClimbPrincetonMA9:30 emailwebsite
Sat 25Memorial Day Marathon 15K Trail Race15kTrailLenoxMA8:15(561) 470-7966emailwebsite
Sat 25XTERRA Lums Pond Trail Run5k, 10kTrailGaithersburgMD8:00  website
Sat 25Georgetown Burro Race8MBurro RaceGeorgetownCO11:00(800) 550-1820emailwebsite
Sat 25Run The Ditch Trail 5/10 Miler5M, 10MTrailJacksonvilleORTBD(541) 899-7659emailwebsite
Sat 25Pineland Farms Trail Running Festival5k, 10k, barefoot 5kTrailNew GloucesterME8:30(207) 221-5420emailwebsite
Sat 25China Camp Trail Run5k, 10K, 13.1M, 42kTrailSan RafaelCA8:30(703) 317-7473emailwebsite
Sun 26Maratn Alpina Zegama-Aizkorri42KTrailGuipuzcoa, Basc CountrySPAINTBD  website
Sun 26Tuff Strutter 5K5kTrailMartinsvilleVA10:00 emailwebsite
Sun 26The Iron Knee and Tender Knee Trail Race25K, 12kTrailNorth Vancouver, BCCANADA8:00(604) 984-5901emailwebsite
Sun 26Wyoming Marathon Races13.1M, 26.2M, 52.4M, 5KTrailLaramieWY6:00(307) 635-3316emailwebsite
Sun 26Patapsco River Trail Race6MTrailBaltimoreMD8:30(410) 821-1799emailwebsite
Sun 26Pillar Mountain Run9.3MTrailKodiakAK12:30(907) 486-8670email 
Sun 26Dirt Devil Racing Cougar Half Marathon13.1MTrailSan DiegoCA7:00(619) 265-7374emailwebsite
Sun 26Narrow Gauge 15k15kTrailDurangoCO7:30(970) 375-2413emailwebsite
Sun 26Dirty German Endurance Fest50m, 31m, 15.5mTrailPhiladelphiaPA8:00(717) 484-1127emailwebsite
Sun 26Pineland Farms Trail Running Festival50k, 50M, 25kTrailNew GloucesterME6:00(207) 221-5420emailwebsite
Sun 26Charlie Horse Half Marathon13.1MTrailPlowvillePA9:00(269) 357-3325emailwebsite
Sun 26Wickham Park Marathon26.2M, 50M, 100M, 200MTrail/UltraMelbourneFL7:30(407) 724-1582emailwebsite
Mon 27Draper Challenge Trail Run/Walk4M, 7M, 10MTrailDraperUT8:30(801) 205-3700emailwebsite
Mon 27Sage Burner 50k/25k25k, 50kTrailGunnisonCO7:30(970) 275-0485emailwebsite
Mon 27Trail Factor50k, 20kTrailPortlandOR8:00 emailwebsite
Wed 29NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 29Everest Marathon26.2MTrailLuklaNEPALTBD  website
Wed 29Hillary Everest Marathon42KTrailKathmanduNEPAL7:00 emailwebsite
Fri 31Twilight Trail Run7.4M, 3.1MTrailGrotonCT18:00(860) 536-0060emailwebsite

June
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Sat 1Pretty Muddy Women's Mud Run5kobstacleDallasTX8:00 emailwebsite
Sat 1NiesenUphill Stairsstair climb outdoorNiessenbahnSWITZERLAND7:30  website
Sat 1Kentmere Trail Races17k, 10kTrailStaveley VillageENGLAND13:00 emailwebsite
Sat 1Lynch Canyon Trail Run13M, 10KTrailVallejo-CordeliaCA8:00(707) 432-0150emailwebsite
Sat 1Mcnaughton 100, 200 & 500 mile ultra100M, 200M, 500MTrailPittsfieldVT18:00 emailwebsite
Sat 1Black Mountain Monster 12/24 Relay/Individual24hr, 12hr, Relay, 5kTrailBlack MountainNC8:30(917) 710-2805emailwebsite
Sat 1Shadow of the Giants 50K50K, 11KUltraFish CampCA7:00(559) 683-7420emailwebsite
Sat 1Calero Park Runs9M, 16M, 32M, 50M, 2.8MMountainSan JoseCA7:00(530) 409-2989emailwebsite
Sat 1Race Beneath the Sun5MTrailBellinghamWA10:00(360) 671-6724emailwebsite
Sat 1XTERRA Ga - Deep South 15K Trail Run15kTrailJacksonGA8:30(404) 310-3628emailwebsite
Sat 1Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sat 1Buffalo River Trail Run5k, 10kTrailGlyndonMN8:00 emailwebsite
Sat 1Timberline Marathon26.2M, 13.1MTrailTimothy LakeOR9:00(503) 327-5531emailwebsite
Sat 1Pretty Muddy Women's Mud Run5kobstacleDallasTX8:00 emailwebsite
Sat 1Wendy's Xterra Hickory Run State Park7MTrailWhite HavenPA10:00(570) 814-0346emailwebsite
Sat 1ZombieRunner San Francisco Run10k,13.1MTrailSan FranciscoCA8:00 emailwebsite
Sat 1TX Rogue Runner10kmud runOak Hill RacewayTX9:00 emailwebsite
Sat 1Silver Falls Challenge5KTrailSilvertonOR10:00(503) 845-1122emailwebsite
Sat 1Peak Races Ultra Marathons50M, 30MTrailPittsfieldVT6:00 emailwebsite
Sat 1Woods Walk and Trail Run10k, 10M, 3MMountainPortvilleNY9:30(716) 933-0187emailwebsite
Sat 1Red Devil Challenge10k, 25kTrailCashmereWA9:00(509) 630-2090emailwebsite
Sat 1Hit the Ground Running2K, 6K, 11KTrailMatthewNC9:00(864) 907-1742emailwebsite
Sat 1Government Peak Climb1.5M, 2.5MTrailHatcher PassAK9:00(970) 746-7547emailwebsite
Sat 1The NATURE CURE Buffalo Stampede Trail Run5M, 14.4M, 19.4MTrailSarverPA13:00(724) 357-9988emailwebsite
Sat 1Qdoba DINO Trail Run - Brown County5K, 15KTrailNashvilleIN9:00(317) 336-7553emailwebsite
Sat 1XTERRA Balarat Trail Run for Outdoor Education10k, 20kTrailJamestownCO10:00(720) 424-2940emailwebsite
Sat 1Take a Hike! Trail Run10kTrailChicoCA9:30(530) 894-7738emailwebsite
Sat 1Run For Aurora 50 Mile and 50K50M, 50KTrailRoxboroughCO7:00(720) 434-2478emailwebsite
Sat 1XTRAIL Asics Sutton5k, 12k, 22kTrailQuebecCANADA9:00 emailwebsite
Sat 1Chester Woods Trail Run5k, 10M, 50kTrailRochesterMN6:00(507) 951-2415emailwebsite
Sat 1Kettle Moraine 100 Endurance Runs100K, 100MUltraEagleWI6:00(608) 259-2311emailwebsite
Sat 1Blue Mound Trail Run18k, 10kTrailBlue Mounds State ParkWI8:00(608) 437-3782emailwebsite
Sat 1Pittsfield Peaks Ultra Challenge - Solo & Relay53MTrailPittsfieldVT5:00(309) 346-3601emailwebsite
Sat 1Sacred Mountain Prayer Run5K,10K,2KTrailFlagstaffAZ7:30(928) 526-2968emailwebsite
Sat 1Mendon Mauler Trail Race4M, 8M, 12MTrailMendon Ponds ParkNY8:30(585) 697-3338emailwebsite
Sat 1Ultra Trail Individuel de Cte d'Or85k, 45k, 15k, 10kTrailChagnyFRANCE4:00 emailwebsite
Sat 1Tri-State Spartan Sprint Race3Mobstacle/trailTuxedoNY8:00(802) 505-7621emailwebsite
Sat 1ASYMCA Mud Run10KMud RunCamp PendletonCA9:00(760) 725-6836 website
Sat 1Mad Mountain Run3.5MMud RunHendersonvilleNC12:00  website
Sat 1FANS 24 Hour Run24.2M looppaved/grassMinneapolisMNTBD(612) 377-1682emailwebsite
Sat 1Rainier to Ruston Rail-Trail Relay and UltraRelayTrail and RoadMt. RanierWA7:30(253) 381-1358emailwebsite
Sat 1Buckeye Buster50kTrailCambridgeOH7:00(330) 656-1176emailwebsite
Sat 1Foam Fest5kobstacle trailChicagoIL9:00 emailwebsite
Sat 1Turquoise Lake Half Marathon20KTrailLeadvilleCO9:00(605) 642-7730emailwebsite
Sat 1Vancouver 100100kTrailN Vancouver, BCCANADA7:30 emailwebsite
Sat 1Another Dam 50K Run50KTrailEnglewoodOH8:00(937) 684-4117emailwebsite
Sat 1Eurocross 5K & 8K5k, 8kTrailHuntsvilleAL8:00(256) 880-1862emailwebsite
Sat 1Pocatello Trail Runs50M, 50k, 20mTrailPocatelloID6:00(801) 230-3639emailwebsite
Sat 1Black Hills Mud Run5kmud runSturgisSD10:00(605) 209-4105emailwebsite
Sat 1Forest of the Nisene Marks Run3.1M, 13.1M, 26.2MTrailAptosCA8:00(831) 345-0341emailwebsite
Sat 1Race to the Top of Bradford3.5MMountainBradfordVT9:00(802) 439-3559emailwebsite
Sat 1Squaw Peak Trail Run50MUltra/TeamsProvoUT5:00(801) 808-4222emailwebsite
Sat 1Utah XTERRA Trail10k, 13.1M, 5kTrailHideoutUT9:00 emailwebsite
Sat 1The Ranch30K, 10kTrailAustinTX7:00(512) 536-6990emailwebsite
Sat 1The North Face Endurance Challenge5k, 10k, 13.1MTrailSterlingVA8:00(214) 451-1909emailwebsite
Sat 1Old Dominion 100 Mile Endurance Run50M, 100MUltraWoodstockVA4:00(703) 530-7937emailwebsite
Sat 1Golden Gate Dirty Thirty50k, 12M, 7MTrailBlack HawkCO6:00(303) 990-9049emailwebsite
Sat 1Rothrock Trail Challenge30KTrailState CollegePA8:00(814) 321-8281emailwebsite
Sat 1Tortoise & Hare 10K6.7MTrailIthacaNY9:00(607) 844-4897emailwebsite
Sat 1Pilot Hill 25K Trail Run25K, 8KTrailLaramieWY7:30(307) 742-0971emailwebsite
Sat 1Auburn Trail Runs50K, 25K, 8MTrailAuburnCA6:00(530) 878-4567 website
Sat 1Nitro Trail Half Marathon/10K/5K5k, 10kTrailPinoleCA8:30(510) 750-5919emailwebsite
Sat 1Manitoba Trail Marathon and 50k26.2M, 50kTrailWinnipeg, ManitobaCANADATBD(204) 227-8698emailwebsite
Sun 2Timberline Half Marathon14.2MTrailTimothy LakeOR9:00(503) 327-5531emailwebsite
Sun 2Tri-State Spartan Sprint Race3Mobstacle/trailTuxedoNY8:00(802) 505-7621emailwebsite
Sun 2Trail Running CampVaries/CampCampEstes ParkCO16:00(970) 586-4432emailwebsite
Sun 2Run for the Hills8k, 30KTrailCorvallisOR9:00(541) 753-4794emailwebsite
Sun 2Conquer the Cove25k, 26.2MTrailRoanokeVA6:00(540) 525-9452emailwebsite
Sun 2Gobi March250kTrailYili, ChinaCHINA7:00(202) 478-0218emailwebsite
Sun 2Hardscrabble Mountain Trail Run5k, 10kTrailWestcliffeCO10:00(719) 783-3018emailwebsite
Sun 2World Famous Camp Pendleton Mud Run10KTrailCamp PendletonCA9:00(760) 725-6836 website
Sun 2Dirt Devils Racing Series Coyote 5K and 10K5k, 10kTrailSan DiegoCA7:00(619) 265-7374emailwebsite
Sun 2Cowboy Trail Run5kTrailKalamazooMI9:00(269) 731-4471emailwebsite
Sun 2Ziria Cross Country SkyRace38.5KTrailGreeceGREECE9:00 emailwebsite
Sun 2Mickelson Trail Marathon and Half13.1M, 26.2MTrailDeadwoodSD8:00(605) 642-2382emailwebsite
Sun 2Monte du Grand Ballon 13.5K13.5KTrailWiller-sur-ThurFRANCE13:00 emailwebsite
Sun 2Canyon Meadow Trail Run5M, 13.1M, 26.2M, 18MTrailOaklandCA8:00(415) 999-2532emailwebsite
Sun 2Treaster Kettle Test Your Mettle10.6MTrailBoalsburgPA8:30(814) 238-5918emailwebsite
Sun 2Red Shirt Lake Trail Run6MTrailWillowAK9:00 emailwebsite
Sun 2Pack Monadnock Mtn. Run10MHill ClimbWiltonNH10:00(603) 880-9479emailwebsite
Sun 2Stalk Your Quarry Trail Race6-7MTrailKnoxvilleTN9:00(865) 604-4094emailwebsite
Sun 2The North Face Endurance Challenge26.2M, 50k, 50MTrailSterlingVA5:00(214) 451-1909emailwebsite
Sun 2Hook and Ladder5k, 10kDirt Fire RoadLivermoreCA8:00(209) 795-7832emailwebsite
Sun 2Fish Hatchery 5K5KTrailLeadvilleCO9:00(719) 486-5317emailwebsite
Tue 4Masochism on Moose Mountain4MTrailFairbanksAK18:30(907) 458-7173emailwebsite
Tue 4Summer XC Runs1M, 2M, 3MX CountryHuntsvilleAL8:00(256) 533-0013 website
Tue 4Eagle River Scout Trail Run6kX CountryJuneauAK18:00(907) 789-2583emailwebsite
Wed 5ORRRC Sugarcreek Trail Race5k, 10KTrailBellbrookOH18:30(937) 294-2104emailwebsite
Wed 5NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Thu 6Boulder Stride #15kTrailBoulderCO18:00(303) 642-7917emailwebsite
Thu 6Dino Trail Run - BHRC Trail Running Series4MTrailRapid CitySD17:30(605) 000-0000emailwebsite
Fri 7Utah XTERRA Trail5kTrailMoabUT9:00 emailwebsite
Fri 7Ragnar Trail Relay Appalachians15.7M loopRelayBruceton MillsWV14:00(724) 433-5992emailwebsite
Fri 7Twilight Trail Run6MTrailGrinnellIA19:00 emailwebsite
Fri 7Run with the Bugs5kX CountryDerwoodMD7:30(301) 353-0200emailwebsite
Sat 8Run in the Park 5K & 10K - Lake Chabot5k, 10kTrailCastro ValleyCA8:00(925) 680-4386emailwebsite
Sat 8Howl at the Moon5.4MTrailEvansvilleIN21:00(812) 589-9982emailwebsite
Sat 8Flight of Fire13.1MTrailLas VegasNV7:00(702) 526-7317emailwebsite
Sat 8Vigor Utah - Solitude Mountain Resort, trail running seri3M, 5M, 8MTrailCottonwood HeightsUTTBD(801) 943-7738emailwebsite
Sat 8Five Peaks Trail Series8KTrailRattlesnake Point, OntCANADATBD(604) 308-4666emailwebsite
Sat 8Five Peaks Trail Series8KTrailSunridge, AlbertaCANADATBD(604) 308-4666emailwebsite
Sat 8Mud Run5KTrailVailCO19:00(970) 949-1999emailwebsite
Sat 8Ashland5k, 10kTrailAshlandMA8:00(774) 278-0495emailwebsite
Sat 8Governor's Cup Marathon3.1M, 6.2M, 26.2M, 13.1MPart dirt/part pavedMarysvilleMT7:00(406) 447-7828emailwebsite
Sat 8Trail Striders Running VacationsVariousrunning campCanmoreCANADATBD(866) 373-3376emailwebsite
Sat 8Sour Grapes Half Marathon10.55k, 13.1M, 1MTrailBrainerdMN7:30(218) 829-8770emailwebsite
Sat 8Pair Up for Health3MTrailHanna CityIL8:00(309) 657-0908emailwebsite
Sat 8Tri-State Spartan Sprint Race3Mobstacle/trailTuxedoNY8:00(802) 505-7621emailwebsite
Sat 8Edinburgh Nature Run4M, 10MTrailEdinburgIN8:00(317) 314-8482emailwebsite
Sat 8Vancouver Skyline XTC25k, 50kTrailN Vancouver, BCCANADA7:30 emailwebsite
Sat 8West Windsor 5 & Dime10K, 5KTrailWest WindsorVT9:00(802) 384-2129emailwebsite
Sat 8Truckee Running Festival5K, 10K, 13.1MTrailTruckeeCA9:00(530) 546-1019emailwebsite
Sat 8SCOTT Cougar Mountain Trail Race#28M, 13MTrailNewcastleWA9:00(206) 329-1466emailwebsite
Sat 8Laurel Highlands Ultra70.5MUltra and relayOhiopylePA5:30(724) 832-1018emailwebsite
Sat 8Five Peaks Trail Series8KTrailCanmore Nordic, AlbertaCANADATBD(604) 308-4666emailwebsite
Sat 8Indian/Celina Challenge13.1M, 26.2M, 8MTrailTell CityIN6:30(812) 547-4154emailwebsite
Sat 8Blazing Bullets Trail Run5k, 10kTrail 60%WestminsterCO8:00(303) 658-4228emailwebsite
Sat 8Lake Mingo Trail Run7.1MTrailDanvilleIL9:00(217) 431-5318emailwebsite
Sat 8Gary Schuchardt Memorial Trail 5K5kTrailJonesboroAR8:00(870) 935-3658emailwebsite
Sat 8Whitetails 5k Run & Walk5Kclothing optionalIvorVA8:00(704) 880-4561emailwebsite
Sat 8Storm the Dam Trail Half Marathon and 5K13.1M, 5kTrailEl DoradoKSTBD(312) 320-9622emailwebsite
Sat 8Elephant's Perch Adam's Gulch Fun Run4.2MTrailKetchumID10:00(208) 726-3497emailwebsite
Sat 8Three Sisters to Evergreen Mountain15kTrailEvergreenCO8:00(720) 880-1221emailwebsite
Sat 8Smith's Knob Scramble8MTrailMontoursvillePA9:00(570) 837-1222emailwebsite
Sat 8Rugged Maniac Twin Cities5kMud Run/obstaclesTaylors FallsMN8:00(919) 370-2097emailwebsite
Sat 8Hawthorn Half Day12 HourTrailTerre HauteIN7:00(812) 249-0643emailwebsite
Sat 8Camp Pendleton Mud Run10KMud RunCamp PendletonCA9:00(760) 725-6836emailwebsite
Sat 8Mount Vernon Trail Race 35kTrailMount Vernon State PkVA9:00  website
Sat 8River Bound Race Series13.1M, 5kTrailAshevilleNC8:00(828) 239-2140emailwebsite
Sat 8Mango Madness 10+ mile10MTrailHonoluluHI7:00(808) 538-7080emailwebsite
Sat 8Wissahickon Trail Classic10KTrailPhiladelphiaPA10:00(215) 951-0330emailwebsite
Sat 8DomnarskiFarm.com 5k Trail Run5kTrailPalmerMA10:00(413) 426-8040emailwebsite
Sat 8Derby Run5k, 10kTrailIndian SpringsAL8:30(205) 987-9462emailwebsite
Sat 8Catsmacker23MTrailLake Winona ParkAR6:30(501) 753-6910emailwebsite
Sat 8Five Peaks Trail Series8KTrailSquamish, BCCANADATBD(604) 308-4666emailwebsite
Sat 8Vail Pass 1/213.7MTrailVailCO8:00(970) 949-1999emailwebsite
Sat 8Take to the Trails 7K7kTrailAnnapolisMD9:00(410) 222-7313emailwebsite
Sat 8Flirt With Dirt 5 & 10K5k, 10kTrailNoviMI7:30(734) 929-9027emailwebsite
Sat 8There's A Black Fly In My Eye15KTrailPinkham NotchNH10:00(603) 466-2333emailwebsite
Sat 8XTERRA Richmond Xduro10K, 21KTrailRichmondVA8:00(877) 983-7721emailwebsite
Sat 8AMEA Granogue 12K9KTrailMontchaninDE8:30  website
Sat 8Pengelly Double and Single Dip5M, 13MTrailMissoulaMTTBD emailwebsite
Sat 8San Diego 100 Mile Endurance Run100MUltraSan DiegoCA7:00(760) 560-7236emailwebsite
Sat 8Cayuga Trails 50-mile run50MTrailVirgilNY6:00(607) 275-3572emailwebsite
Sun 9ASYMCA Mud Run10KMud RunCamp PendletonCA9:00(760) 725-6836 website
Sun 9Phillips 5K Trail Run/Walk5kTrailMountainsideNJ9:00 emailwebsite
Sun 9Slack Ass 5010M, 50MTrailEdmonton, AlbertaCANADA9:00 emailwebsite
Sun 9Equestrian Connection5k, 10k, 13.1MTrailLake ForestILTBD(847) 615-8696emailwebsite
Sun 9Footzone Dirty Half13.1MTrailBendOR9:00(541) 317-3568emailwebsite
Sun 9Humboldt Redwoods10k, 25k, 50kTrailHumboldtCA8:30(703) 317-7473emailwebsite
Sun 9Mountain Games 10km Spring RunOff10KTrailVailCO9:00(970) 949-1999emailwebsite
Sun 9The Dipsea7.1MTrailMill ValleyCA8:30(415) 331-0555emailwebsite
Sun 9XTERRA Browns Camp7.5MTrailForest GroveOR8:00(503) 572-9447 website
Sun 9Ascutney Mountain 5K Challenge5KTrailBrownsvilleVT9:30(800) 299-3071 website
Sun 9HolcombValley Trail Run15M, 33M,7MTrail/UltraBig Bear LakeCA7:00(909) 633-6729emailwebsite
Sun 9Valley Crest Half-Marathon13.1MTrailTarzanaCA8:00(818) 591-1862emailwebsite
Sun 9Mt. Ascutney Foot Race3.8MHill Climb - PavedWindsorVT10:00(802) 885-8826emailwebsite
Sun 9Fountainhead Off-Road Half Marathon &10K13.1M, 10KTrailFairfax StationVA8:00(571) 251-6034emailwebsite
Tue 11Ultrarunning Camp with Geoff RoesVariouscampJuneauAKTBD emailwebsite
Wed 12NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 12Dirt Cheap Trail Race Series - Race 34M - 6MTrailElison Wetlands,RochesterNY18:30(585) 697-3338emailwebsite
Wed 12NTC Trail Series4kTrailClermontFL18:00 emailwebsite
Wed 12Summit Trail Running Series10k, 4kTrailBreckenridgeCO17:45(970) 453-1734emailwebsite
Wed 12NTC Ultimate Series4kTrailClermontFL18:30  website
Thu 13Desert R.A.T.S. (Race Across The Sand)148MTrail - Stage RaceMoabCO13:00(303) 652-9949emailwebsite
Thu 13Boulder Stride #35kTrailBoulderCO18:00(303) 642-7917emailwebsite
Thu 13Tenderfoot Mountain Hill Climb4MTrailSalidaCO8:00(877) 772-5432emailwebsite
Thu 13Balkan Mountain Running Champs mountainTetevenBULGARIATBD  website
Fri 14Chattanooga Mountains Stage Race (3 days)18M, 20M, 22MTrailChattanoogaTN10:00(888) 707-6708emailwebsite
Fri 14Big Horn Mtn. Wild and Scenic Runs100MTrail/UltraDaytonWY11:00(307) 672-5356emailwebsite
Fri 14Picnic Island Adventure Run #24MX CountryTampaFL18:45(813) 404-9002emailwebsite
Fri 14TARC 100 and 50 Mile Endurance Runs50M, 100MTrailWestonMA9:00 emailwebsite
Sat 15Evergreen Trail Runs Echo Valley10k, 13.1M, 50k, 50MTrailChelanWA9:30(425) 301-7009emailwebsite
Sat 15Whistler Valley Trail Run5k, 10kTrailSpruce GroveCANADA9:00 emailwebsite
Sat 15Muddy Watters, Bump & Run Trail Series4MTrailRochester HillsMI9:30(248) 320-5705emailwebsite
Sat 15House Farm5MTrailLagrangeKY8:30(502) 834-9942emailwebsite
Sat 15Ben Blackgoat Memorial Perserverance Trail Ru2M, 4M, 7MTrailJuneauAK9:00(907) 586-6709 website
Sat 15Highlands Sky 40 Miler40MUltraDavisWV6:00(304) 924-5835emailwebsite
Sat 15Mount Washington Road Race7.6MHill ClimbGorhamNH10:00(603) 466-3988emailwebsite
Sat 15Big Horn Mtn. Wild and Scenic Runs30K, 50M, 50KTrailDaytonWY6:00(307) 672-5356emailwebsite
Sat 15Mt Evans Ascent14.5 MHill ClimbIdaho SpringsCO7:30(970) 642-7917emailwebsite
Sat 15Wendy's Xterra Earth Conservancy Half Marathon13MTrailMocanaquaPA10:00(570) 814-0346emailwebsite
Sat 15Trail Blazer5k, 10kTrailHanoverMN8:00(763) 232-2389 website
Sat 15Running Wild 7K Trail Run7KTrailPelican RapidsMNTBD(218) 736-6050emailwebsite
Sat 15Striders Swan Creek Run50kTrailAlleganMI9:00(616) 261-9706emailwebsite
Sat 15Trail Quake Half Marathon/10K/5K13.1M, 5k, 10kTrailSaratogaCA8:00(510) 750-5919emailwebsite
Sat 15Fredericksburg Off-Road 5 milers5MTrailFredericksburgVA9:00(540) 455-5605emailwebsite
Sat 15XTERRA Turkey Track Trail Run26.2m, 13.1MTrailPagosa SpringsCO8:00(970) 398-0612emailwebsite
Sat 15Huckleberry Hustle10kTrailTahoeCATBD emailwebsite
Sat 15Alpha Warrior5kobstacles 100%San DiegoCA7:30(210) 852-8234emailwebsite
Sat 15Indian Mountain Running Champs11.3kmountainSrinagar inINDIATBD email 
Sat 15Six in the Stix6MTrailNewportNH10:00(603) 863-7678emailwebsite
Sat 15Trail Faverges Odlo- Maratrail42k, 28kTrailHaute-SavoieFRANCETBD  website
Sat 15Nordmarka Forest Marathon42KTrailOsloNORWAY11:00 emailwebsite
Sat 15Camp Pendleton Mud Run10KMud RunCamp PendletonCA9:00(760) 725-6836emailwebsite
Sat 15Summer Intro 7-Mile Trail Run7MTrailKansas CityKS8:00(816) 810-0440emailwebsite
Sat 15Jewell 5k Trail Run/Walk5kTrailColebrookCT10:00(888) 412-2267emailwebsite
Sat 15DomnarskiFarm.com Pattaquattic Extreme Straightline1.5MOpen trailPalmerMA10:00(413) 426-8040emailwebsite
Sat 15SoCal Wine Country Women's Half Marathon13.1MTrailTemeculaCATBD emailwebsite
Sat 15Gaspin' in the Aspen Trail Run5k, 15kTrailFlagstaffAZ8:00(928) 600-0385emailwebsite
Sun 16Wickersham Dome Trail Run7.75MTrailFairbanksAK11:00(907) 451-6604emailwebsite
Sun 16Forest 5k5kTrailPort GambleWA8:30(360) 779-8757 website
Sun 16French Park Creek Crossings3.4MTrailCincinnatiOH9:00(513) 652-6225emailwebsite
Sun 16Plus Rehab Pukeora Pickled Pukeko7k, 12k, 23kTrailHawke's BayNEW ZEALANDTBD  website
Sun 16Mt. Hood Scramble6MTrail ScrambleMt. HoodOR10:00(503) 497-4080emailwebsite
Sun 16XTERRA Gator Bait Trail Run5k, 15kTrailHuntsville State ParkTX8:00(972) 966-1300 website
Sun 16Estes Park Marathon26.2Mmountain/part trailEstes ParkCOTBD emailwebsite
Sun 16Beacon Rock 50k/25k50k, 25KTrailNorth BonnevilleWA8:00 emailwebsite
Sun 16Bob Spurr Memorial Hill Climb3MTrailBird RidgeAK12:00(907) 786-1285emailwebsite
Sun 16Tanglewood Tanglefoot Trail Run10k, 20kTrailElmiraNY10:00(607) 732-6060emailwebsite
Sun 16FIBArk 10k Trail Run10KTrailSalidaCO8:00(719) 539-5703emailwebsite
Sun 16Exeter Trail Race4.5M, 10MTrailExeterNH10:00 emailwebsite
Sun 16Summer Solstice Trail Run5M, 5KTrailHebronCT7:30(860) 652-8866emailwebsite
Sun 16Alpha Warrior5kobstacles 100%San DiegoCA7:30(210) 852-8234emailwebsite
Sun 16Shadowcliff Trail Running RetreatVarioustrail campGrand LakeCOTBD emailwebsite
Sun 16Greylock Gallop Trail Race5K, 13.1MTrailAdamsMA10:00(413) 443-1267emailwebsite
Sun 16Hell Creek on Heels 5k/15k5k, 15kTrailWilsonKS7:00(785) 650-1620emailwebsite
Mon 17Father's Day Run 4 Trails5KTrailFort WayneIN8:30(260) 436-4824emailwebsite
Wed 19NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Thu 20Renegade Summer Trail Series #1 at Peters Canyon4MTrailTustinCA18:15(949) 975-1812emailwebsite
Thu 20Boulder Stride #45kTrailBoulderCO18:00(303) 642-7917emailwebsite
Thu 20Trail Running ConferenceconferenceConferenceEstes ParkCOTBD(303) 304-9159emailwebsite
Fri 21Pittsfield Peaks Death Division10MTrailPittsfieldVT3:00(309) 346-3601emailwebsite
Fri 21Ronda desl Cims10k, 35k, 103k, 112kTrailOrdinoANDORRATBD emailwebsite
Sat 22Sierra Recon5kobstacleTwin BridgeCATBD emailwebsite
Sat 22DC/VA Rogue Runner10kmud runSyriaVA9:00 emailwebsite
Sat 22San Lorenzo River Trail Run10k, 26.2M, 13.1M, 50kTrailSanta CruzCA8:00(415) 999-2532emailwebsite
Sat 22Race for the Animals5k, 10kTrailPortlandOR8:30(503) 746-8344emailwebsite
Sat 22Panoramic Run4MTrailColorado SpringsCO7:30(719) 598-2953emailwebsite
Sat 22Park City Mini-Trail Series 5k5kTrailPark CityUT8:00(801) 787-3029emailwebsite
Sat 22San Juan Solstice 50 Mile Benefit Run50MUltraLake CityCO5:00(970) 275-3010emailwebsite
Sat 22Running Green for Crossroads2k, 5k, 10kTrailSturgeon BayWI8:00(920) 493-0090 website
Sat 22XTERRA Big Elk26.2M, 21KTrailElktonMD8:00  website
Sat 22Rebel Race: Maryland/DC 5k & 15k5k, 15kTrail and obstacleMonktonMD9:30(484) 450-6410emailwebsite
Sat 22Black Partridge Trail Run10kTrailMetamoraIL8:00(815) 877-8164emailwebsite
Sat 22Kusam Klimb23.2KTrailSayward,British ColumbiaCANADA7:07(250) 282-0018emailwebsite
Sat 22Bouncing Buns 7K Trail Run7kClothing OptionalPalmertonPA9:00(610) 377-2911emailwebsite
Sat 22Dirty Secret10kTrailConcord Twp.OH8:00  website
Sat 22Summer Trail Run Series10MTrailBass Lake VistaCA8:30(949) 635-6988emailwebsite
Sat 22Dirty Spokes Haw Creek Park3M, 6MTrailCummingGA8:30(404) 310-3628emailwebsite
Sat 22Fighting Creek Trail Run5k, 8KTrailPowhatanVA7:30(804) 678-8116emailwebsite
Sat 22William O'Brien 10M10MTrailWilliam O'Brien State PkMN9:00(651) 653-7401emailwebsite
Sat 22Bwindi Impenetrable Forest Run5k, 10kTrailKisoro DistrictUGANDATBD emailwebsite
Sat 22Wulfman's Continental Divide 14k14kTrailButteMT9:00(406) 846-7527emailwebsite
Sat 22Marin Ultra Challenge50k, 50MTrailRodeo BeachCA6:00 emailwebsite
Sat 22Cool 55MTrailBeech MountainNC9:00(828) 387-3003emailwebsite
Sat 22Angel Fire Endurance Run100M, 50M, 50KTrailAngel FireNM5:00(405) 850-5485emailwebsite
Sat 22Old Gabe 25K/50K25K, 50KTrailBozemanMT6:00(406) 556-1496emailwebsite
Sat 22Hell Hath No Hurry25k, 50kTrailPittsburghPATBD(412) 921-7189emailwebsite
Sat 22XTERRA Cameron Park5k, 21kTrailWacoTX8:00(877) 983-7721emailwebsite
Sat 22Silver City Endurance Runs30k, 50k, 100kTrailSilver CityID5:00(208) 371-4436emailwebsite
Sat 22The North Face Rundle's Revenge25K, 50k, 100kTrailCanmore, AlbertaCANADATBD(403) 668-7537emailwebsite
Sat 22Awendaw Passage 14K Trail Run14kTrailMcClellanvilleSC8:00(423) 737-0340emailwebsite
Sat 22Leadville Trail 100 Training Run Weekend26M, 21M, 12MRunning WeekendLeadvilleCO8:00(719) 486-3502emailwebsite
Sat 22mozart 100 - Salzburg Running Festival100kTrailSalzburgAUSTRIA5:00 emailwebsite
Sat 22La Sportiva Beaver Creek Summer Solstice Trail Race5k, 10kTrailBeaver CreekCO9:00(970) 476-6797emailwebsite
Sat 22Estes Trail Ascent5.9MTrailEstes ParkCOTBD emailwebsite
Sat 22Lakeshore Trail Trek4M, 8MTrailGreenbackTN9:00(865) 806-5999emailwebsite
Sat 22Camp Lutherhaven 5K Trail Run/Walk and Moose Chase Mile5kTrailAlbionIN9:00(260) 373-0272emailwebsite
Sat 22HILLBILLY COUNTRY TRAIL RUN Trail AR8:00 emailwebsite
Sat 22Moonshine Trail Races5k, 15k, 30kTrailShastaCA19:00(530) 227-8905emailwebsite
Sat 22Mud Run at Hidden Creek5kmud runZephyrhillsFL8:30(813) 322-4489emailwebsite
Sat 22The Dizzy GOAT - 3, 6, and 12 hour runs3H, 6H, 12HTrailSchramm Pk State Rec AreaNE7:00(402) 885-4839emailwebsite
Sun 23Bluff Point Trail Run5kTrailGrotonCT7:30(860) 652-8866emailwebsite
Sun 23Pikes Peak Ultra on Ring the Peak Trail60k, 10mTrailColorado SpringsCOTBD emailwebsite
Sun 23Comfortably Numb Trail Race25kTrailWhistler, BC,CANADA9:00(604) 898-3872emailwebsite
Sun 23Run For The Ages10kTrailReadingPA9:00(610) 603-9393emailwebsite
Sun 23Paul Mailman Montpelier Ten Miler10MTrailMontpelierVT8:45(802) 229-4523emailwebsite
Sun 23Waterfall Run5K, 10kTrailLagroIN8:30(260) 436-4824emailwebsite
Sun 23Eager Seeger13.1MTrailBoalsburgPA8:30(814) 238-5918emailwebsite
Sun 23Burton Creek Trail Runs10M, 20M, 26.3MTrailTahoe CityCATBD(541) 908-1626emailwebsite
Sun 23Mason Dixon Longest Day 100k Challenge100KtrailHavre de GraceMD5:34(610) 274-0372 website
Wed 26NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 26Summit Trail Running Series10k, 4kTrailBreckenridgeCOTBD(970) 453-1734emailwebsite
Thu 27East Glacier / Moraine Trail Tangle6MTrailJuneauAK9:00(907) 790-7215emailwebsite
Thu 27Boulder Stride #55kTrailBoulderCO18:00(303) 642-7917emailwebsite
Fri 28Vertical K3.8khill climbMont BlancFRANCETBD  website
Fri 28Copper Mountain Twilight 10k10kTrail, paved, climbsCopper MountainCO20:00(303) 926-1017emailwebsite
Sat 29Spruce Tree Classic9MTrailFairbanksAK19:00(907) 479-4804emailwebsite
Sat 29Black Hills 10050M, 100k, 100MTrailSturgisSD6:00(605) 430-7007emailwebsite
Sat 29Sluice Box 100100MTrailFairbanksAK7:00(970) 687-0278 website
Sat 29STooPID Run5k, 15kTrailNorth VernonIN8:00(317) 336-7553emailwebsite
Sat 29The Hermosa 24 Ultramarathon24HoursSand - BeachHermosa BeachCA12:00(310) 918-1100emailwebsite
Sat 29Dawg Gone Long Run 50 Miler50MTrailWaynesvilleOH6:30(937) 299-6712 website
Sat 29Wendy's Xterra Gouldsboro State Park8MTrailGouldsboroPA10:00(570) 814-0346emailwebsite
Sat 29Winter Park Half Marathon13.1MX CountryGranbyCO8:00(303) 279-6040emailwebsite
Sat 29Swiss-Jura Nature Trail50k, 100k, 150KTrailLiestal (Baselland)SWITZERLAND6:00 emailwebsite
Sat 29Leadville Trail Marathon26.2MTrailLeadvilleCO8:00(719) 486-3502emailwebsite
Sat 29Taylor Mt.5M, 13.1M, 26.2M, 50KTrailIssaquahWA9:30(209) 925-3530emailwebsite
Sat 29Western States 100100MUltraSquaw ValleyCA5:00(916) 387-8796emailwebsite
Sat 29All Out Trail Run5MTrailSunapeeNH10:00 emailwebsite
Sat 29Cheyenne Creek Trail Fest5kTrail w/obstaclesHillsboroWI8:00(608) 337-4300emailwebsite
Sat 29Run in the Park 5K & 10K - Redwood Park5k, 10kTrailOakland HillsCA7:45(925) 680-4386emailwebsite
Sat 29Utah Spartan Beast Race13Mobstacle/trailMidwayUT8:00 emailwebsite
Sat 29Walt Stack Double Dipsea Handicap Race13.7MTrailStinson BeachCA9:00(415) 586-3104emailwebsite
Sat 29Cascadia Trail Series Battle @ Big Springs 8k8kTrailProvo CanyonUT8:00(801) 735-2640emailwebsite
Sat 29North Fork 50 Mile Trail Race50MTrailPineCO7:00(303) 816-0905emailwebsite
Sat 29Beech Mountain 10k10KTrailBeech MountainNC9:00(336) 366-2257emailwebsite
Sat 29Logan Peak Trail Run28MTrailLoganUT6:00(435) 752-8995emailwebsite
Sat 29Pretty Muddy Women's Mud Run5kobstacleSacramentoCA8:00 emailwebsite
Sat 29Black Hills 100 - Cruisin' the 89100M, 100k, 50MTrailSturgisSD6:00(605) 645-7944emailwebsite
Sat 29Elk Meadow Trail Race10KTrailEvergreenCO8:00(720) 880-1221emailwebsite
Sat 29Rugged Maniac Brooklyn5kMud Run/obstaclesBrooklynNY9:00(919) 370-2097emailwebsite
Sun 30Copper Mountain Half Marathon and 10k13.1M, 10kTrailCopper MountainCO9:00(303) 926-1017emailwebsite
Sun 30Mount Kilimanjaro Marathon and Climb26.2M, 13.1M, 10kTrailMoshi, TanzaniaAFRICA8:00(702) 279-0646emailwebsite
Sun 30Mont Blanc Marathon26.2MTrailMont BlancFRANCE7:00 emailwebsite
Sun 30Run to Squaw7.9MTrailTahoe CityCA7:00(541) 908-1626emailwebsite

July
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Wed 3NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Thu 4The Rundola - Telluride's 4th of July Classic1MMountainTellurideCO8:00(970) 728-8717emailwebsite
Thu 4Blue Ribbon 10K Fun Run/Walk6.2MTrailSilvertonCO7:30(970) 387-5522 website
Thu 4Palmer Lake 4th of July Run4MTrailPalmer LakeCO7:30(719) 481-1747email 
Thu 4Mt. Marathon Race3.1MTrailSewardAK9:30(907) 224-8051 website
Thu 4Firecracker Run10K, 2MTrailCarson CityNV8:00  website
Thu 4Anvil Mountain Run12.5MTrail/MountainNomeAK8:00(907) 443-2798emailwebsite
Thu 4Gothic to Crested Butte1/3 marathonTrailCrested ButteCO8:00(970) 349-7231emailwebsite
Thu 4Run to the Beach5k, 10kTrailKings BeachCA8:00(541) 908-1626emailwebsite
Thu 4Independence Day 10K Trail Run10kTrailBreckenridgeCO7:00(970) 547-4321emailwebsite
Sat 6Rancho Canada del Oro and Calero Park2.4M, 4M 9,24MTrailMorgan HillCA8:30(530) 409-2989emailwebsite
Sat 6XTERRA Forest Park10.5MTrailPortlandOR8:00(503) 572-9447 website
Sat 6Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sat 6Muddy Paws Trail Races2M, 5M 10MTrailCuyahoga V'ly Nat'l ParkOH7:00(330) 656-1176 website
Sat 6Marathon du Vignemale42KmTrailCauteretsFRANCETBD emailwebsite
Sat 6Hornindal Rundt - Norges Tøffeste Fjelløp75kTrailHornindalNORWAY9:00 emailwebsite
Sat 6Mt. Misery Relay Race57MRelayTroyOR8:00(208) 746-8287emailwebsite
Sat 6Mt. Roberts Tram Run4MHill ClimbJuneauAK9:00(907) 463-6751emailwebsite
Sat 6XTERRA Freedom Fest Hawii10kTrailKa'aawa, OahuHI8:00(808) 478-3694emailwebsite
Sat 6Heartland Naturists Sun Run5kClothing OptionalKansas CityKS10:00 emailwebsite
Sat 6Kaena Point Firecracker 10 mile10MTrailHonoluluHI7:00(808) 225-2864emailwebsite
Sat 6Summer Trail Run Series18KTrailBass Lake VistaCA8:30(949) 635-6988emailwebsite
Sat 6Zermatt Marathon42 KMountainZermatt, SwitzerlandSWITZERLANDTBD emailwebsite
Sat 6Park City Mini-Trail Series 10k10kTrailPark CityUT8:00(801) 787-3029emailwebsite
Sat 6Wicked Wilcat Wander5.8MTrailSunapeeNH10:00(603) 756-3199emailwebsite
Sat 6La Sportiva Vail HillClimb7.5MHill ClimbVailCO8:00(970) 479-2280emailwebsite
Sat 6Hatcher Pass Marathon26MTrailWillowAK9:00  website
Sat 6Lakewood Hills Trail Run 5K5KTrailWhite Bear LakeMN9:00(651) 653-7401emailwebsite
Sat 6Finger Lakes Trail Fifty50M, 50K, 25KTrailHectorNY6:30(607) 564-1804emailwebsite
Sat 6Dirty Dozen6H, 12HTrailPinoleCA7:00(510) 750-5919emailwebsite
Sun 7Double Trouble Trail Runs15K, 30KTrailMorgantownPA9:00(610) 779-2668emailwebsite
Sun 7Lakeland Trails Marathon42k, 21kTrailConistonENGLAND13:00 emailwebsite
Sun 7Dirt Devils Racing Series Sidewinder 5k and 10k5k, 10kTrailSan DiegoCA7:00(619) 265-7374emailwebsite
Sun 7International Youth Cup3k, 5kMountainGapFRANCETBD   
Sun 7Frontrunners Gutbuster - Ladysmith9k, 16kTrailLadysmith, BCCANADA10:00(250) 715-8933emailwebsite
Sun 7XTERRA Harbison Half Marathon5k, 13.1MTrailColumbiaCO7:00(404) 421-3231emailwebsite
Sun 7Blue Hills Skyline Trail Run7.2MTrailMiltonMA8:00(508) 636-3718emailwebsite
Sun 7Loon Mountain Uphill13.2MHill ClimbLincolnNH10:00(603) 367-8676emailwebsite
Sun 7Sweet Air Trail Run7M, 8MTrailBaltimoreMD8:30(410) 377-7327emailwebsite
Mon 8Poland Foot Racevariousroad and trailWladyslawowoPOLANDTBD emailwebsite
Mon 8Colorado High Altitude Trail Running CampVariescampPalmer LakeCOTBD(719) 322-7010emailwebsite
Wed 10Dirt Cheap Trail Race Series - Race 44M - 6MTrailMendon Ponds Pk, MendonNY18:30(585) 697-3338emailwebsite
Wed 10NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 10Carriage Hill 5K5KTrailDaytonOH8:00(937) 461-2422emailwebsite
Thu 11Renegade Summer Trail Series #2 at Peters Canyon5MTrailTustinCA18:15(949) 975-1812emailwebsite
Thu 11Blue Blazes Ultra50MTrailCincinnatiOH6:00(937) 621-4040emailwebsite
Thu 11Boulder Stride #65kTrailBoulderCO18:00(303) 642-7917emailwebsite
Thu 11Terror Trail Run at Saw Wee Kee4MTrailOswegoIL16:30(630) 554-4425emailwebsite
Fri 12Hardrock 100100MUltraSilvertonCO6:00(970) 259-3693 website
Fri 12Picnic Island Adventure Run #34MX CountryTampaFL18:45(813) 404-9002emailwebsite
Fri 12Grand Trail Stevenson165KTrail/stage FRANCETBD  website
Sat 13Xterra Whitewater Trail Run6k, 13KTrailCharlotteNC8:00(808) 792-2611emailwebsite
Sat 13Chuckanut Foot Race7MTrailBellinghamWA9:00(360) 738-3341emailwebsite
Sat 13The Limberlost Challenge14k, 28k, 42K, 56kTrailHuntsville, OntarioCANADA8:00(705) 380-1433emailwebsite
Sat 13Crowders Mountain 10 Mile10MTrailKings MountainNC9:00(864) 907-1742emailwebsite
Sat 13Happy Jack Endurance Runs6H, 12H, 24H, 100MTrailLaramieWY8:30(307) 399-4239emailwebsite
Sat 13St. Roch Trail Run25KTrailElktonMD7:00(410) 275-1686emailwebsite
Sat 13Troop Trot 39K39K, 10kTrailVilla RicaGA8:00 emailwebsite
Sat 13Reservoir Dogs Trail Race10K, 21k, 35kTrailOrindaCA8:00(703) 317-7473emailwebsite
Sat 13Leadville Silver Rush 50 M Trail Run50MTrailLeadvilleCO6:00(719) 219-9357emailwebsite
Sat 13Five Peaks Trail Series8KTrailAlbion Hills, OntarioCANADATBD(604) 308-4666emailwebsite
Sat 13Run in the Park 5K & 10K - Tilden Park5k, 10kTrailBerkeleyCA7:45(925) 680-4386emailwebsite
Sat 13State Line Streak Naked 5k Run & Walk5kClothing OptionalDarlingtonPA10:00(704) 880-4561emailwebsite
Sat 13Rugged Maniac New Jersey5kMud Run/obstaclesEnglishtownNJ8:00(919) 370-2097emailwebsite
Sat 13Idaho Springs Pack Burro Race4M-6MBurro RaceIdaho SpringsCO13:30(800) 550-1820 website
Sat 13Midsummer Night's Trail Run4MTrailHastingsNE21:00(402) 984-0689emailwebsite
Sat 13Utah XTERRA Trail5kTrailOgdenUT9:00 emailwebsite
Sat 13Otter Creek Romp8MTrailBrandenburgKY8:00(502) 834-9942emailwebsite
Sat 13SCOTT Cougar Mountain Trail Race#310M, 20MTrailNewcastleWA9:00(206) 329-1466emailwebsite
Sat 13XXTERRA Utah Wolf Mountain Trail Run10kTrailOgdenUT9:00(435) 714-0401emailwebsite
Sat 13Jubilee Trail Run10kTrailBrimfieldIL8:00(309) 691-1888 website
Sat 13Dances with Dirt - Devil's Lake50k, 50M, 10k, 26.2M, 13.1MTrailBarabooWI5:30(734) 929-9027emailwebsite
Sat 13Pennsylvania Spartan Sprint Race3Mobstacle/trailPalmertonMA9:00 emailwebsite
Sat 13Waugoshance Trail Race5kTrailEmmet CountyMI18:00(715) 460-0426emailwebsite
Sat 13XTERRA Magnolia Hill Trail Run5k, 10kTrailNavasotaTX8:00(972) 966-1300 website
Sat 13Vigor Utah - Solitude Mountain Resort, trail running seri3M, 5M, 8MTrailCottonwood HeightsUTTBD(801) 943-7738emailwebsite
Sat 13Run with the Beavers Trail Race5M, 10MTrailChepachetRITBD(401) 864-5261emailwebsite
Sat 13Bear Swamp Run5.7MX CountryMontpelierVT9:00(802) 223-6216emailwebsite
Sat 13Devil's Backbone 50M50MTrailBozemanMT5:00(406) 556-1496emailwebsite
Sat 13Waugoshance Trail Marathon13.1M, 26.2MTrailEmmet CountyMI7:00(715) 701-0360emailwebsite
Sun 14Ice Trail Tarentaise65kTrailVal dIsreFRANCETBD  website
Sun 14Golden Gate Trail Run5M, 13.1M, 18M, 26.2MTrailSausalitoCA8:00 emailwebsite
Sun 14Pennsylvania Spartan Sprint Race3Mobstacle/trailPalmertonMA9:00 emailwebsite
Sun 14Pacifica Trail Runs9k, 21k, 30k, 50kTrailPacificaCA8:30 emailwebsite
Sun 14Barr Trail Mountain Race12MTrailManitou SpringsCO7:00 emailwebsite
Sun 14Beartooth Run5k, 10kHill ClimbRed LodgeMT8:30(406) 425-0698emailwebsite
Sun 14Bradbury Scuffle6MTrailPownalME9:00(207) 797-3560emailwebsite
Sun 14Steens Running CampCamp ages 13-19CampBurnsORTBD(541) 342-2337emailwebsite
Sun 14Hann Jive Six-Miler6MTrailKnoxvilleTN9:00(865) 548-4718emailwebsite
Sun 14Mystic Mountain Run8MTrailRapid CitySD9:00(605) 348-7866emailwebsite
Mon 15Kiehl's Badwater Race135MUltraBadwaterCA6:00(310) 570-2613emailwebsite
Tue 16Wolf Run 7 Miler7MTrailKingsportTN18:30(423) 272-4812emailwebsite
Wed 17Summit Trail Running Series4K, 10KTrailBreckenridgeCOTBD(970) 453-1734emailwebsite
Wed 17NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Thu 18Boulder Stride #75kTrailBoulderCO18:00(303) 642-7917emailwebsite
Fri 19European Skyrunning Champs - Vertical Kilometer TrailCanazeiDOLOMITES, ITALYTBD  website
Sat 20Five Peaks Trail Series6K, 12KTrailSundre Snake Hills, AlbCANADA10:00(604) 308-4666emailwebsite
Sat 20Full Monty25k, 50kTrailVancouver, BCCANADA9:00 emailwebsite
Sat 20Five Peaks Trail Series8KTrailCamrose, AlbertaCANADATBD(604) 308-4666emailwebsite
Sat 20Kendall Mountain Run13MmountainSilvertonCO8:00(970) 387-5228emailwebsite
Sat 20TCRS #64MTrailSan RafaelCA19:00  website
Sat 20Night Run @ Irish Ridge1Hr, 2HrTrailCorningOH20:00(740) 347-4549email 
Sat 20Rugged Maniac Northern CA5kMud Run/obstaclesRancho MurietaGA8:00(919) 370-2097emailwebsite
Sat 20Cremator Ultra50MTrailBlufftonSC7:00  website
Sat 20Schweitzer Mountain Trail Run3.5M, 10MTrailSandpointID10:00(509) 599-3413emailwebsite
Sat 20Summer Trail Run Series15KTrailBass Lake VistaCA8:30(949) 635-6988emailwebsite
Sat 20Vermont 100 Mile Endurance Run100MUltraSouth WoodstockVT4:00(802) 484-3525emailwebsite
Sat 20Midwest Super Spartan Race8Mobstacle/trailMarseillesIL8:00 emailwebsite
Sat 20River Bound Race Series13.1M, 5kTrailCharlotteNC8:00(828) 239-2140emailwebsite
Sat 20Spring Creek Memorial9M, 5kTrailSteamboat SpringsCO8:00(970) 870-0739emailwebsite
Sat 20International Snowdon Race10MTrailLlanberisWALES14:00 emailwebsite
Sat 20Five Peaks Trail Series8KTrailCamrose, ABCANADATBD(604) 308-4666emailwebsite
Sat 20Dirty Mo19kTrailLoudonvilleOH8:00  website
Sat 20Elephant's Perch Backcountry Runs10M, 6.5MTrailKetchumID8:00(208) 726-3497emailwebsite
Sat 20Rebel Race5k, 15kTrail and obstacleWindsorNY11:00(484) 450-6410emailwebsite
Sat 20Running with the Devil 3, 6 and 12 hour Race3H, 6H, 12HTrailVernonNJ6:00(973) 627-2575emailwebsite
Sat 20Chasin for Chalfin 15K15KTrailCoatsvillePA8:30  website
Sat 20Tahoe Rim Endurance Runs50K, 50M, 100MUltraSpooner SummitNV6:00(530) 542-3424emailwebsite
Sat 20Dirty Spokes Sawnee Mountain Trail4MTrailCummingGA8:30(404) 310-3628emailwebsite
Sat 20SPF Trail 1/2 Marathon13.1MTrailRochesterNY8:04(585) 703-1158emailwebsite
Sat 20Wild Woman Trail Marathon (and Relay)26.2MTrailTrout LakeWA7:00(509) 395-2065emailwebsite
Sat 20Rob Melton Legacy Invitational3k, 5k, 10kX CountryMishawakaIN7:00(574) 250-3113emailwebsite
Sat 20Gold Discovery Run15MTrailFairbanksAK9:00(907) 458-7762 website
Sat 20Fisherman's' Trail7.5KTrailHudsonIL8:00(309) 533-5607emailwebsite
Sat 20Frenzy In The Forest6.2MTrailSunapeeNHTBD(603) 763-5615emailwebsite
Sat 20Five Peaks Trail Series8KTrailCypress Mountain, BCCANADATBD(604) 308-4666emailwebsite
Sat 20Goshen Gallop10.2K, 5kTrailGoshenVT16:00(802) 247-6735emailwebsite
Sat 20Devil's Dare5MTrail/Obstacle RunFredericksburgVA9:00(540) 455-5605emailwebsite
Sun 21Mt. Cranmore8k, 12kMountainNorth ConwayNH9:00(603) 398-1852emailwebsite
Sun 21Snowbowl 7 Mile Road Hill Climb7MHill ClimbFlagstaffAZ8:00  website
Sun 21Forest Frolic Runs7K , 15KTrailVirgil State ForestNY9:00(607) 277-7816emailwebsite
Sun 21Castle Mountain Running13.1K, 9K Arco di TrentoITALYTBD emailwebsite
Sun 21Dolomites SkyRace13MSky RunCanazei, TrentoITALYTBD emailwebsite
Sun 21Challenge IRAZU10k, 20k, 40k, 80kTrailSAN JUAN DE ChicuCOSTA RICA7:00 emailwebsite
Sun 21Midwest Super Spartan Race8Mobstacle/trailMarseillesIL8:00 emailwebsite
Sun 21Keystone Resort 1/2 Marathon & 5k5k, 13.1MTrailKeystoneCO9:00(303) 926-1017emailwebsite
Sun 21La Sportiva Table Rock Mountain Race10k, 27kTrailStinson BeachCA9:30 emailwebsite
Sun 21Women's Trail Running CampVaries/CampCampEstes ParkCO16:00(970) 586-4432emailwebsite
Sun 21Lord Hill Trail Run5M, 10M, 20M, 50kTrailSnohomishWA8:30(425) 301-7009emailwebsite
Sun 21East Fork Lake Backpack Trail Run5.6M, 10.8MTrailCincinnatiOH9:00(513) 652-6225emailwebsite
Sun 21La Sportiva Vail HalfMarathon14.5MTrailVailCO8:00(970) 479-2280emailwebsite
Sun 21XTERRA Beaver Creek Trail Runs21k, 10kTrailAvonCO8:00(808) 792-2611emailwebsite
Sun 21San Francisco Coastal Trail Challenge10KTrailSan FranciscoCA8:00(415) 978-0837emailwebsite
Sun 21XTERRA Lord Hill Park10k, 13.1MTrailSnohomishWA9:00(206) 291-8250emailwebsite
Sun 21McCubbins Kick Ass Scramble Adventure 5M5MTrail ScrambleMt. HoodOR9:30(503) 497-4080emailwebsite
Mon 22Howelsen Hill 8 Miler trail run8MTrailSteamboat SpringsCO8:00(970) 879-4300emailwebsite
Wed 24NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 24NTC Ultimate Series5kTrailClermontFL18:30  website
Wed 24NTC Trail Series4kTrailClermontFL18:00 emailwebsite
Thu 25Boulder Stride #95kTrailBoulderCO18:00(303) 642-7917emailwebsite
Fri 26Mt Fuji Climbing Race: Fuji Mountain Race15K, 21KTrail/Hill ClimbFujiyoshidoJAPANTBD emailwebsite
Fri 26Los Chupacabras de la Noche 10K Trail Run10KTrailSan AntonioTX21:00(210) 651-6096emailwebsite
Fri 26Chiemgauer 100100MTrailRuhpoldingGERMANY15:00 emailwebsite
Fri 26Name: Ragnar Trail Relay -Lake Tahoe120MRelayTwin BridgesCA14:00(724) 433-5992emailwebsite
Sat 27Chiemgauer 100100kTrailRuhpoldingGERMANY5:00 emailwebsite
Sat 27Damn Wakely Dam Ultra32.6MUltraPisceoNY7:15(315) 456-2590emailwebsite
Sat 27Grand Mesa37M, 50M, 100MTrailGrand JunctionCOTBD emailwebsite
Sat 27Blue Crab Bolt 10K Trail Running Series #110kTrailGaithersburgMD8:00(571) 251-6034emailwebsite
Sat 27White River 50 Mile Trail Run50MUltraGreenwaterWA6:30(206) 325-4800emailwebsite
Sat 27Burning River 100 Mile100M75% trailCuyahoga FallsOH5:00(440) 546-0183emailwebsite
Sat 27Run and Soak8MTrailChena Hot SpringsAKTBD(907) 479-0779 website
Sat 27Mary Leliveld's Happy Trail Run10kTrailVancouver, BCCANADA9:00 emailwebsite
Sat 27Speedgoat Get High 50k50KTrailSnowbirdUT6:30(801) 419-5026emailwebsite
Sat 27Grand Island Trail Marathon26.2MTrailMunisingMI7:00(715) 701-0360emailwebsite
Sat 27Kanawha Trace50K, 10k, 25kTrailBarboursvilleWV7:30(304) 344-8342emailwebsite
Sat 27Siskiyou Out Back Trail Run15K, 50KTrail/UltraMt. AshlandOR7:00(541) 482-1530emailwebsite
Sat 27LaSportiva Eldora Trail 10k11 kmTrailNederlandCO7:30(303) 279-6040emailwebsite
Sat 27European Skyrunning Champs - ULSTRA Sky Race80KTrailTrans dHavetITALYTBD  website
Sat 27Mt. Falcon Trail Run9.3MTrailMorrisonCO8:00(720) 880-1221emailwebsite
Sat 27Crow Pass Crossing26MTrailChugach Mtns.AK7:00(907) 786-1325emailwebsite
Sat 27Bad Bass Half, 10K/5K13.1M, 5k, 10kTrailLake ChabotCA8:00(510) 750-5919emailwebsite
Sat 27Crow Peak Ascent - Black Hills Trail Running Series10KTrailRapid CitySD9:00(605) 000-0000emailwebsite
Sat 27Coldwater TrailAnnistonALTBD(334) 333-0728emailwebsite
Sat 27Christmas In July 6, 12, 24 Hour Races6H, 12H, 24Hcrushed limestoneLibertyvilleIL8:00(847) 385-8889emailwebsite
Sat 27Ultrarunning Camp with Geoff RoesVariouscampJuneauAKTBD emailwebsite
Sat 27Bear Brook Trail Marathon26.7MTrailAllenstownNH6:30 emailwebsite
Sat 27Cheyenne Canon Hill Climb3MHill ClimbColorado SpringsCOTBD emailwebsite
Sat 27Xterra Beech Mountain Trail Run10kTrailBeech MountainNC8:00(808) 792-2611emailwebsite
Sun 28Bill's Great Peak Ascent15k, 30kTrailNorth Vancouver, BCCANADA9:00 emailwebsite
Sun 28Grintovec Mountain Running Race9.6kMountainKamnikSLOVENIATBD emailwebsite
Sun 28Xterra Snow Valley Trail Run10k, 21kTrailRunning SpringsCA8:00(808) 792-2611emailwebsite
Sun 28Deer Fly Run25k, 15kTrailPenn RunPA8:00(724) 349-8797emailwebsite
Sun 28World Champ. Pack Burro Race30M, 15MBurro RaceFairplayCO10:30(719) 836-2659 website
Sun 28Green Mountain Running CampVariouscampLydonvilleVTTBD(415) 479-6060 website
Mon 29High Altitude Running Camp and ClinicCampRunning CampGrouse RidgeCATBD(530) 878-0697emailwebsite
Wed 31Summit Trail Running Series5k, 10kTrailBreckenridgeCO17:30(970) 453-1734emailwebsite
Wed 31NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 31Boulder Stride5kTrailBoulderCO18:00(303) 642-7917emailwebsite

August
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Thu 1Renegade Summer Trail Series #3 at Peters Canyon5MTrailTustinCA18:15(949) 975-1812emailwebsite
Fri 2Mountain Ultra220KTrailCrested ButteCO7:00 emailwebsite
Fri 2Wild West Relay195MRelayFt. CollinsCO6:00(303) 788-0688emailwebsite
Fri 2Psycho Night 10K Trail Run10KTrailKansas CityKS20:00(816) 810-0440emailwebsite
Sat 3Crazy Bob's Bair Gutsman11MTrailFarmingtonUT6:00(801) 728-9121emailwebsite
Sat 3Grand Ridge 5 Mile, Half-Marathon and 50k5M, 13.1M, 50kTrailIssaquahWA8:30(425) 301-7009emailwebsite
Sat 3Santa Cruz Trail Run6.2M, 13.1M, 18.6M, 31MTrailSanta CruzCA8:30 emailwebsite
Sat 3Georgia State Parks Red Top Roaster9.9M, 3.1MTrailCartersvilleGA8:30(404) 310-3628emailwebsite
Sat 3Pacific Northwest Spartan Sprint Race3Mobstacle/trailWashougalWA9:00 emailwebsite
Sat 3Cascadia Trail Series Gruesome Grizzly 8k8kTrailProvoUT8:00(801) 735-2640emailwebsite
Sat 3The Legend5M, 10M,13.1MTrailLaingsburgMI8:15(734) 929-9027emailwebsite
Sat 3Tom Short 5k5KTrailShelbyvilleIL8:00(217) 774-1376 website
Sat 3Cool Moon 100M/12H/6H/10M100M/12H/6H/10MTrailCoolCA6:00(702) 526-7317emailwebsite
Sat 3Full Moon Fontainebleau Park Trail Run5MTrailMandevilleLA20:45(540) 390-8807emailwebsite
Sat 3Montana Island Challenge15KTrailLewistonMT8:00(406) 535-2257emailwebsite
Sat 3The People's Forest 7 Mile Trail Run7MTrailBarkhamstedCT9:00(860) 485-1506emailwebsite
Sat 3Blue Crab Bolt 10K Trail Running Series #210kTrailClarksburgMD8:00(571) 251-6034emailwebsite
Sat 3Wild Idaho Endurance Runs50M, 50kTrailCrouchID18:00(843) 476-3714emailwebsite
Sat 3Summer Breeze Half Marathon/10K/5K5k, 10k, 13.1MTrailSan LeandroCA8:00(510) 750-5919emailwebsite
Sat 3Taos Ski Valley Up & Over Trail Run10KTrailTaosNM9:00(800) 517-9816emailwebsite
Sat 3Rugged Maniac Chicago5kMud Run/obstaclesWilmotWI9:00(919) 370-2097emailwebsite
Sat 3Port Oneida Barn to Barn Trail Run/Walk5kTrailGlen ArborMI9:00(231) 334-6103emailwebsite
Sat 3Hot to Trot 8 Hour8HTrailDaltonGA8:00 emailwebsite
Sat 3Angeles Crest 100 Miler100MUltraWrightwoodCA5:00(626) 447-1574emailwebsite
Sat 3Summer Trail Run Series14KTrailBass Lake VistaCA8:30(949) 635-6988emailwebsite
Sat 3Squaw Valley Mountain Run3.6MHill ClimbOlympic ValleyCA9:00(530) 426-3313emailwebsite
Sat 3Mt.Werner Classic50kTrailSteamboat SpringsCO7:00(303) 518-2555emailwebsite
Sat 3Maunawili Out & Back 22 mile & Relay22MTrailHonoluluHI7:00(808) 221-5171emailwebsite
Sat 3Eagle Creek Park Trail Marathon Full & Half13.1M, 26.2M, 15k, 5kTrailIndianapolisIN8:00(317) 402-1951emailwebsite
Sat 3Matanuska Peak Challenge14MTrailPalmerAK9:00(907) 746-5133emailwebsite
Sat 3Foothills XC12K12KTrailBoiseID8:00(208) 869-4001emailwebsite
Sat 3Kingman Farm Trail Race5kTrailMadburyNH10:00 emailwebsite
Sat 3Canadian Death Race125KAdventure-solo/relayGrande Cache, AlbertaCANADA8:00(780) 827-5144emailwebsite
Sat 3Jupiter Peak Steeplechase Trail Run16MTrailPark CityUT8:00(435) 649-6839emailwebsite
Sat 3Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sun 4Valhalla Pure Yukon River Trail Marathon13.1M, 26.2MTrail/RelayWhitehorse, Yukon Terr.CANADA8:30(867) 668-2858 website
Sun 4Port Gamble Half13.1MTrailPort GambleWA8:30(360) 779-8757 website
Sun 4Boom Days Pack Burro Race12M, 21MBurro RaceLeadvilleCO10:00(303) 437-9898emailwebsite
Sun 4Power of Four Trail 50k50kmountainAspenCOTBD(970) 300-7031emailwebsite
Sun 4Pacific Northwest Spartan Sprint Race3Mobstacle/trailWashougalWA9:00 emailwebsite
Sun 4Carmel Valley Fiesta Mountain Run7.7MTrailCarmel ValleyCA8:00(831) 644-6180emailwebsite
Sun 4Sitka Cross Trail Classic Marathon and 1/2 Marathon26.2M, 13.1MTrailSitkaAKTBD email 
Sun 4Presidio Cross Country 5K5KTrailSan FranciscoCA8:30(415) 978-0837emailwebsite
Sun 4La Sportiva Berry Picker Hill Climb5MHill ClimbVailCO8:00(970) 479-2280emailwebsite
Sun 4Gring's Mill Run5k, 10kTrailReadingPA9:00(610) 413-7822emailwebsite
Sun 4EVL-9 (Evil 9), EVL-4 (Evil 4)9.9M, 4MTrailEllicottvilleNY9:30(716) 574-0888emailwebsite
Sun 4RacingThe Planet: Iceland 2013250Kstage raceReykjavikICELAND7:00(202) 478-0218emailwebsite
Sun 4Dog Days of Summer 8K XC Run8KTrailArnoldMD8:00(410) 721-1442emailwebsite
Sun 4Spud Run at the Potato & Corn Festival5kX CountryNorthfordCTTBD(203) 200-7570 website
Sun 4Bunker Hill Trail Race10KTrailBaltimoreMD8:30(410) 821-1799emailwebsite
Sun 4La Luz Trail Run9MHill ClimbSandia Mtn. WildernessNM7:00(505) 270-1613emailwebsite
Sun 4COURCHEVELX-TRAIL30k, 53kTrailLe Prax-CourchevetFRANCETBD  website
Tue 6Possum Creek 5K5KTrailDaytonOH8:00(937) 299-6712emailwebsite
Wed 7NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 7FORGE TRAIL SERIES - Furtive10kTrailLafayetteLA8:30(225) 335-2596emailwebsite
Wed 7Massachusetts 5k & 15k mud run5k, 15kTrail and obstacleRehobothMA9:30(484) 450-6410emailwebsite
Thu 8Boulder Stride #105kTrailBoulderCO18:00(303) 642-7917emailwebsite
Thu 8Forge the Gorgeous 7 Mile Trail Run7MTrailMoraviaNY18:00(315) 497-1058emailwebsite
Fri 9Resurrection Pass 50 Miler50MUltra AdventureCooper LandingAK6:00(907) 346-1544emailwebsite
Fri 9Swiss Irontrail 201K, 136K, 69K, 24K PontresinaSWITZERLAND8:00 emailwebsite
Sat 10Victoria Secret Dirty Half- BHRC Trail Running Series13.1MTrailRapid CitySD8:00(605) 000-0000emailwebsite
Sat 10Black Hills Trail - Victoria Secret Dirty Half13.1MTrailRapid CitySD8:00(605) 000-0000emailwebsite
Sat 10Mt Ashland Hill Climb13.3MHill ClimbAshlandOR7:30 emailwebsite
Sat 10Run in the Park 5K & 10K - Garin Park5k, 10kTrailHaywardCA7:45(925) 680-4386emailwebsite
Sat 10Hunky Dory Half Marathon13.1MTrailBreckenridgeCO8:30(970) 453-1734emailwebsite
Sat 10Howl at the Moon8Hours75% trail ultraDanvilleIL7:00(217) 431-4243emailwebsite
Sat 10The Annihilator 50K13.1MTrailConnelly SpringsNC8:00(704) 530-8856emailwebsite
Sat 10Five Peaks Trail Series8KTrailFish Creek, AlbertaCANADATBD(604) 308-4666emailwebsite
Sat 10Spartan Beast - Monterey12MobstacleSalinasCA8:00 emailwebsite
Sat 10Trail Ultra Marathon10kTrailVandaliaOH9:30(937) 299-6712 website
Sat 10XTERRA Bays Blaze15k, 8kTrailKingsportTN9:00(423) 230-0002 website
Sat 10Nifty Fifty Relay50KSole/Relay - ptpavedJuneauAK9:00(907) 586-1427emailwebsite
Sat 10Montaa de Oro13K, 23K, 37K, 50KTrail/UltraLos Osos, CACA9:00 emailwebsite
Sat 10Kat'cina Mosa 100 Km Mountain Run50MUltraProvoUT3:00(801) 808-4222emailwebsite
Sat 10XTERRA STOAKED Trail Run16KTrailHanoverNH10:00(603) 748-1070emailwebsite
Sat 10Big Brothers Big Sisters Half Marathon & 5K13.1M, 3.1MTrailFlagstaffAZ7:30(928) 774-4193emailwebsite
Sat 10SCOTT Cougar Mountain Trail Race#413.1M, 8MTrailNewcastleWA8:30(206) 329-1466emailwebsite
Sat 10New England Spartan Sprint Race3Mobstacle/trailAmesburyMA9:00 emailwebsite
Sat 10Beaver Creek Trail Half Marathon & 10k10K, 13.1Mmost trailBeaver CreekCO8:00(303) 926-1017emailwebsite
Sat 10Tahqua Trail Runs25K, 10KTrailParadiseMI8:00(715) 701-0360emailwebsite
Sat 10Haw Ridge Trail Race6MTrailOak RidgeTN17:30(865) 318-0108emailwebsite
Sat 10Park City Mini-Trail Series 15k15kTrailPark CityUT8:00(801) 787-3029emailwebsite
Sat 10Telluride Mountain Run55MTrailTellurideCOTBD emailwebsite
Sat 10Paris Mountain 7K7kTrailGreenvilleSC8:00(864) 678-0084emailwebsite
Sun 11XTERRA Trail Run OR Series Championship13.M, 10KTrailPortlandOR8:00(503) 572-9447 website
Sun 11Dirt Devil Racing Series Stairway to Heaven 5k and 15k5k, 15kTrailSan DiegoCA7:00(619) 265-7374emailwebsite
Sun 11TCRS #74MTrailCoyote RidgeCA9:00  website
Sun 11Hell Creek on Heels 5k/10k5k, 10kTrailWilsonKS7:00(785) 650-1620emailwebsite
Sun 11Half Wit Trail Run13.1MTrailReadingPA9:00(610) 779-2668emailwebsite
Sun 11LT 100 10K10KTrailLeadvilleCO12:00(719) 486-3502 website
Sun 11FRONTRUNNERS GutBuster - Mt. Washington3kTrailComox, BCCANADA11:00(250) 715-8933emailwebsite
Sun 11Bradbury Mountain Breaker9MTrailPownalME9:00(207) 797-3560emailwebsite
Sun 11Hell Creek on Heels 5k/25k Trail Run5k, 25kTrailWilsonKS7:00(785) 650-1620emailwebsite
Sun 11Gold Rush Days Pack Burro Race12MBurro RaceBuena VistaCO11:00(719) 486-0882emailwebsite
Sun 11Timberline Mt Run6MTrailTimberline LodgeOR10:00 emailwebsite
Sun 11New England Spartan Sprint Race3Mobstacle/trailAmesburyMA9:00 emailwebsite
Sun 11Haulin' Aspen Trail Marathon & Half Marathon13.1m, 26.2MTrailBendOR9:00(541) 318-7388emailwebsite
Sun 11Carrera La Chupinaya13.8kTrailAjijic, JALMEXICO10:00 emailwebsite
Sun 11Angels Staircase50M, 50k, 25kTrailCarltonWA6:00(509) 846-5019emailwebsite
Tue 13GORE-TEX TransRockies Run115MTrail/Stage RaceBuena VistaCO9:00(403) 206-7537emailwebsite
Wed 14NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 14BAYS MOUNTAIN TRAIL RACE15MTrailKingsportTN8:00(423) 272-4812emailwebsite
Wed 14Summit Trail Running Series5K, 10KTrailBreckenridgeCO17:45(970) 453-1734emailwebsite
Thu 15Berlin Pond8kTrailBerlinVT18:00(802) 223-1555emailwebsite
Thu 15Boulder Stride #105kTrailBoulderCO18:00(303) 642-7917emailwebsite
Fri 16Fat Dog 100120M, 70M, 50M, 30M, 18MTrailVancouver, BCCANADATBD(604) 990-9815emailwebsite
Sat 17Bernheim 7 miler7MTrailBernheimKY8:00(502) 834-9942emailwebsite
Sat 17Muddy Watters, Bump & Run Trail Series4-6MTrailRochester HillsMI9:00(248) 320-5705emailwebsite
Sat 17Chippewa Creek Challenge10MTrailBrecksvilleOH8:00  website
Sat 17The Splash Trail Races10K, 5kTrailSpruce PineNC9:00(828) 765-5495emailwebsite
Sat 17Rugged Maniac Atlanta5kMud Run/obstaclesConyersGA8:00(919) 370-2097emailwebsite
Sat 17Big Blue 5 and 10K Trail Run5k, 10kTrailW. Shore Lake TahoeCA9:00(541) 908-1626emailwebsite
Sat 17Shop to the Top6MTrailKetchumID8:00(208) 726-3497emailwebsite
Sat 17Life is a Beach Trail Run5kTrailDothanAL8:00(334) 792-6021emailwebsite
Sat 17Blue Crab Bolt 10K Trail Running Series #310kTrailClarksburgMD8:00(571) 251-6034emailwebsite
Sat 17XTERRA Table Rock 15K15kTrailPickensSC7:30(404) 421-3231emailwebsite
Sat 17River Valley Trail Run 10k10kTrailManchesterMD8:00(443) 712-1010emailwebsite
Sat 17Park City Marathon26.2MAsphalt and DirtPark CityUT6:30(435) 649-6839emailwebsite
Sat 17Comus Run5KTrailComusMD18:00(301) 353-0200 website
Sat 17Spartan Sprint - Hawaii5kobstacleKane oheHI8:00 emailwebsite
Sat 17Alyeska Resort Mountain Run3KMountainGirdwoodAK12:00(907) 754-2536emailwebsite
Sat 17Spare Tire Challenge TrailPensacolaFLTBD(334) 333-0728emailwebsite
Sat 17Bear Creek Trail Half, 10K/5K13.1M, 5k, 10kTrailBriones Regional ParkCA8:00(510) 750-5919emailwebsite
Sat 17Leadville Trail 100100MUltraLeadvilleCO4:00(719) 486-3502emailwebsite
Sat 17TARC Summer Classic10K loopTrailMedfieldMA9:00  website
Sat 17Granite Tors Trail Race15MTrailFairbanksAK11:00(907) 474-9420 website
Sat 17Pikes Peak Ascent13.4MTrailManitou SpringsCO7:00(719) 473-2625emailwebsite
Sat 17Vigor Utah - Solitude Mountain Resort, trail running seri3M, 5M, 8MTrailCottonwood HeightsUTTBD(801) 943-7738emailwebsite
Sat 17Angry Cow Trail Run7k FairburyNETBD  website
Sun 18Hammer Nutrition Krazy Kiwi7k, 12k, 23kTrailHawke's BayNEW ZEALANDTBD  website
Sun 18Shoe Clinic Cape Kidnappers Greedy Gannet7k, 12k, 23kBeachCliftonNEW ZEALANDTBD  website
Sun 18Hampshire 100 Ultra Trail Run100KTrailGreenfiledNH5:45(603) 344-8881emailwebsite
Sun 18Too Hot To Trot5MTrailBaltimoreMD8:00(410) 821-1799emailwebsite
Sun 18Xterra Cerro Gordo 5k5kTrailCerro GordoPUERTO RICOTBD  website
Sun 18Steamboat Stinger13.1M, 26.2MTrailSteamboat SpringsCO7:00(866) 464-6639emailwebsite
Sun 18Savoy Mountain Trail Race4.5M, 20.8MTrailFloridaMA9:00(413) 743-5124emailwebsite
Sun 18Oaks North Fairway 5K5kX CountrySan DiegoCATBD(858) 848-9249emailwebsite
Sun 18Pikes Peak Marathon26.2MTrailManitou SpringsCO7:00(719) 473-2625emailwebsite
Wed 21NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 21Dirt Cheap Trail Race Series - Race 54M - 6MTrailWebster Park,RochesterNY18:30(585) 697-3338emailwebsite
Sat 24Powder Keg Trail Run5kTrailCincinnatiOH9:00(513) 652-6225emailwebsite
Sat 24Five Peaks Trail Series8KTrailWhistler Mountain, BCCANADATBD(604) 308-4666emailwebsite
Sat 24Bulldog 25k25KTrailCalabasasCA6:30(818) 591-1862emailwebsite
Sat 24Capilano Canyon Night Run - Midsummer12k, 18kTrailNorth Vancouver, BCCANADA20:00 emailwebsite
Sat 24Sapper Joe Trail Race30k, 50k, 15kTrailBluffdaleUT6:00(801) 363-3577emailwebsite
Sat 24Captn Karls: the FALLS10k, 30k, 60kTrailJohnson CityTX19:00(512) 294-6456emailwebsite
Sat 24Golden Gate Headlands 50K50KUltraMuir BeachCA8:00(415) 945-0261emailwebsite
Sat 24Deer Mountain Run4MHill ClimbKetchikanAK9:00(907) 617-3736emailwebsite
Sat 24Brainy Day 5k5kTrailNunicaMI8:30(616) 837-6242emailwebsite
Sat 24Cutthroat Classic11.1MTrailWinthropWA8:00(509) 996-3287emailwebsite
Sat 24Lost Lake Breath of Life Run15.75MTrailSewardAK10:00(907) 563-3474emailwebsite
Sat 24Five Peaks Trail Series8KTrailChickakoo, AlbertaCANADATBD(604) 308-4666emailwebsite
Sat 24Dwight Dash5k, 10kTrailSpokaneWA9:00(509) 625-6546emailwebsite
Sat 24Bulldog 50k50KTrailCalabasasCA6:30(818) 591-1862emailwebsite
Sat 24Dam Scramle Trail Challenge16MTrailCurwensvillePA8:30(814) 765-2629emailwebsite
Sat 24Continental Divide Trail Run16MTrailSteamboat SpringsCO8:00(970) 879-0385emailwebsite
Sat 24North Country Trail Run26.2M, 50M, 13.1MTrail/UltraManisteeMI7:30(616) 261-9706 website
Sat 24Bergen Peak Trail Run20kTrailEvergreenCO8:00(720) 880-1221emailwebsite
Sat 24Run in the Park 5K & 10K - Contra Loma5k, 10kTrailAntiochCA7:45(925) 680-4386emailwebsite
Sat 24Mammoth Mud Run6kMud RunMammoth LakesCA10:00(760) 934-0645emailwebsite
Sat 24Matterhorn Ultraks46KTrailZermattSWITZERLANDTBD  website
Sat 24Qdoba DINO Trail Run - SouthWestWay5K, 15KTrailIndianapolisIN9:00(317) 336-7553emailwebsite
Sat 24Mountain Chili Cha-Cha5k, 10k, 21kTrailPagosa SpringsCO8:00(970) 398-0612emailwebsite
Sun 25Teton Pass Kicker13.1M, 26.2MTrailWilsonWY8:00(307) 699-2456emailwebsite
Sun 25The North Face Race To The Top Of Vermont4.3MHill ClimbStoweVT9:00(802) 864-5794emailwebsite
Sun 25La Sportiva 10k and 5k at 10,000 Feet10K, 5kTrailVailCO9:00(970) 479-2280emailwebsite
Sun 25Dam Good Trail Run14MTrailMount MorrisNY8:30(585) 313-8856emailwebsite
Sun 25Xterra Snow Mountain Ranch20kTrailGranbyCO8:00(404) 421-3231emailwebsite
Mon 26The North Face Ultra-Trail du Mont-Blanc UTMB300kTrailChamonixFRANCE22:00 emailwebsite
Wed 28NJ XC Series5kX CountryParsippanyNJ19:00(973) 627-2575emailwebsite
Wed 28Summit Trail Running Series5K, 10KTrailBreckenridgeCO17:45(970) 453-1734emailwebsite
Wed 28NTC Ultimate Series4kTrailClermontFL18:30  website
Wed 28NTC Trail Series4kTrailClermontFL18:00 emailwebsite
Thu 29The North Face Ultra-Trail du Mont-Blanc TDS119kTrailChamonixFRANCE7:00 emailwebsite
Fri 30The North Face Ultra-Trail du Mont-Blanc CCC100KTrailChamonix, Mont-BlancFRANCE9:00 emailwebsite
Fri 30The North Face Ultra-Trail du Mont-Blanc TDS168KTrailChamonixFRANCE18:30 emailwebsite
Fri 30Twilight Blue Moon Trail Run5k, 10kTrailColorado SpringsCO18:00 emailwebsite
Sat 31Mud & Muck 5K Fun Run5kTrailUnity VillageMO9:00(816) 810-0440emailwebsite
Sat 31Lake Padden Relay10.35MTrailBellinghamWA10:00(360) 647-6901emailwebsite
Sat 31Grand Teton Races50MTrailAltaWY6:00(208) 787-2077emailwebsite
Sat 31WMRA World Masters Mtn. Champs9KTrail CZECH REPUBLICTBD  website
Sat 31Leave No Trace13.1MTrailPenninsulaOHTBD  website
Sat 31Spartan Sprint - Citizens Bank Park5kobstaclePhiladelphiaPA8:00 emailwebsite
Sat 31Dandelion Run5k, 10kTrailMifflinburgPA9:00(570) 837-1222emailwebsite
Sat 31Tantalus Triple Trek10M, 50KUltraHonoluluHI5:30(808) 235-0577emailwebsite
Sat 31Xterra Fisher Farm Trail Run8k, 16kTrailDavidsonNC8:00(808) 792-2611emailwebsite
Sat 31Jay Peak Trail Running Family Festival5k, 25k, 50kTrailJayVTTBD(603) 899-3210emailwebsite
Sat 31Hardesty Hardcore14M, 5.5MTrailOakridgeOR8:00(541) 484-9883 website
Sat 31Skirt Chaser25KTrailRedwood Regional ParkCA8:30 emailwebsite
Sat 31Skirt and Dirt Trail Run10k, 25k, 50kTrailOaklandCA8:30 emailwebsite

September
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Sun 1Heavenly Mountain Run12kTrailTahoe CityCA10:00(541) 908-1626emailwebsite
Sun 1Norris Dam Hard Trail Race25k, 50kTrailNorrisTN8:00(865) 548-4718emailwebsite
Sun 1Labor Pain12H and variousTrailReadingPA7:30(610) 779-2668emailwebsite
Sun 110K at 10,000 Feet10K, 5kTrailSteamboat SpringsCO10:00(970) 879-4300emailwebsite
Sun 1Glenwood Springs 10k and Half Marathon10K, 13.1Mmost trailGlenwood SpringsCO8:00(303) 926-1017emailwebsite
Sun 1Eko Flor Trail Marathon42K, 15kTrailPleivicaCROATIATBD emailwebsite
Sun 1Monster Marathon13.1M, 26.2MTrailVirgilNY6:30(607) 659-4686emailwebsite
Sun 1Wapack Trail Runs18MTrail/ultraIpswichNH8:00(978) 422-7867emailwebsite
Mon 2ZombieRunner Vasona Lake Run5M, 13.1MTrailLos GatosCA7:30(415) 999-2532emailwebsite
Mon 249er Canyon 10M Classic10.45MOtherAuburnCA8:00(530) 878-0697emailwebsite
Mon 2Mt Baldy Run to the Top7MHill ClimbMt BaldyCA8:00(909) 982-5970emailwebsite
Mon 2Harriman Trail 10M Trail Run10MTrailSun ValleyID10:00(208) 720-3759emailwebsite
Fri 6Superior Sawtooth 100 Mile100MTrail/ultraLutsenMN6:00(507) 753-2240emailwebsite
Fri 6ENDURE THE BEAR50K, 30K, 15K, 5KTrailBig BearCA10:00(909) 533-9154emailwebsite
Fri 6Run Woodstock100m, 5k, 100kTrailPinckneyMI16:00(734) 929-9027emailwebsite
Sat 7Francis Marion Dirt Dash Half Marathon and 5k13.1M, 5kDirt Fire RoadsAwendawSC7:00(843) 478-1779emailwebsite
Sat 7Haliburton Forest12K, 26K, 50K, 50M, 100MUltraWest Guilford, OntarioCANADA6:00(416) 422-5130emailwebsite
Sat 7Farnum Five 55MTrailLebanonNHTBD(603) 448-5121emailwebsite
Sat 7Super Spartan - Tri-State NJ8M-10MobstacleVernonNJ8:00 emailwebsite
Sat 7Susquehanna Super Hike28.4MTrailAirvillePA7:00(717) 238-7017emailwebsite
Sat 7Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sat 7Georgia State Parks Unicoi State Park5k, 10kTrailHelenGA8:30(404) 310-3628emailwebsite
Sat 7River Restoration Trail Run21K, 42k, 60k, 80kTrailVanderbiltMITBD(989) 983-4107emailwebsite
Sat 7Pretty Muddy Women's Mud Run5kobstacleChicagoIL8:00 emailwebsite
Sat 7Superior Trail 50 Mile50MTrail/ultraLutsenMN6:00(507) 753-2240emailwebsite
Sat 7Clinton Lake North Shore 8.5-Mile Trail Run8MTrailKansas CityKS8:30(816) 810-0440emailwebsite
Sat 7Camp Challenge Trail Run5kTrailLake LuzerneNYTBD(518) 696-5921emailwebsite
Sat 7Dash Point10k, 21k, 42KTrailTacomaWA9:00(425) 301-7009emailwebsite
Sat 7Superior Trail Marathon26.2MUltraLake SuperiorMN5:00(218) 834-5491emailwebsite
Sat 7Echo Summit Annual10M, 20M, 50K, 50MMountainTwin BridgesCA6:00(530) 409-2989emailwebsite
Sat 7Imogene Pass Run17.1MTrailOurayCO7:30(970) 728-0251emailwebsite
Sat 7Derwentwater Trail Race14kTrailKeswickENGLAND13:00 emailwebsite
Sat 7Run Woodstock50M, 50K, 26.2M, 13.1M, 5M, 10K, 5KTrailPinckneyMITBD(734) 929-9027emailwebsite
Sat 7Alyeska Climbathon2.2k lapsMountainGirdwoodAK9:00(907) 754-2275emailwebsite
Sat 7Do-Wacka-Do Trail Run5M, 15M, 32M, 50MTrailErickOK8:00(580) 526-3332emailwebsite
Sat 7Kesugi Ridge Traverse27MTrailDenali State ParkAKTBD emailwebsite
Sat 7Mid Mountain Marathon26.2MTrailPark CityUT8:00(435) 649-6839emailwebsite
Sun 8Vertical K hill climbGeraniaGREECE9:30 emailwebsite
Sun 8Stumpy's Marathon26.2MTrailNewarkDE7:00(215) 204-3315emailwebsite
Sun 8Run Woodstock5MTrailPinckneyMITBD(734) 929-9027emailwebsite
Sun 8Fall Mountain Highway Madness15K, 30K, 45K, 60KTrailN Vancouver, BCCANADA7:30 emailwebsite
Sun 8Women's Trail Running CampVaries/CampCampEstes ParkCO16:00(970) 586-4432emailwebsite
Sun 8Super Spartan - Tri-State NJ8M-10MobstacleVernonNJ8:00 emailwebsite
Sun 8Canadian Rocky Mountain 1/2 Marathon13.1Mgravel/paved trailCanmore, AlbertaCANADATBD(403) 678-3332 website
Sun 8Hartman Creek Trail Run25k, 10kTrailWaupacaWI8:00(715) 701-0360emailwebsite
Sun 8Denver Half Marathon & 10k10k, 13.1MTrailGranbyCO9:00(303) 926-1017emailwebsite
Sun 8Thunder Run - Black Hills Trail Running Series8MTrailRapid CitySD9:00(605) 000-0000emailwebsite
Sun 8FAAP FALL CLASSIC 5K/10K5k, 10kTrailPittsburghPA9:00(724) 612-2347emailwebsite
Wed 11Dirt Cheap Trail Race Series - Race 64M - 6MTrailElison Wetlands,RochesterNY18:30(585) 697-3338emailwebsite
Wed 11NTC Ultimate Series5kTrailClermontFL18:30  website
Wed 11NTC Trail Series4kTrailClermontFL18:00 emailwebsite
Thu 12Anvil 59 Minute 39 Second Challenge2.75MTrail/MountainNomeAK19:00(907) 443-2798emailwebsite
Fri 13Run, Rabbit, Run, Steamboat Springs100MTrailSteamboat SpringsCO8:00(505) 280-0368emailwebsite
Sat 14Flirt With Dirt10MTrailBoston TownshipOH9:00  website
Sat 14Long Cane 50K50KTrailAbbevilleSC7:30(803) 405-1818emailwebsite
Sat 14River Bound Race Series13.1M, 5kTrailAshevilleNC8:00(828) 239-2140emailwebsite
Sat 14Headlands Trail Runs100MTrail/UltraRodeo BeachCA7:00 emailwebsite
Sat 14Rugged Maniac 5K Louisville5kMud Run/obstaclesPaoliIN9:00(919) 370-2097emailwebsite
Sat 14The North Face Endurance Challenge-Madison10k, 5k, 13.1MTrailEagleWI8:00(214) 451-1909emailwebsite
Sat 14Mount Vernon Trail Race 45kTrailFort Hunt ParkVA9:00  website
Sat 14Run, Rabbit, Run, Steamboat Springs50MTrailSteamboat SpringsCO6:00(505) 280-0368emailwebsite
Sat 14SunBare Whispers 5k5Kclothing optionalOcean Isle BeachNC10:00(704) 880-4561emailwebsite
Sat 14Headlands 5050M, 26.2MTrail/UltraGolden Gate Nat'l RecCA7:00 emailwebsite
Sat 14Emerald Bay Trail Run7.5MTrailW. Shore Lake TahoeCATBD(541) 908-1626emailwebsite
Sat 14Gunpowder Keg Ultra Trail Races10.5M, 21M, 50KTrailBaltimoreMD8:00(410) 821-1799emailwebsite
Sat 14Women's Half Marathon Trail Run13.1MTrailCliftonVA8:30(401) 987-8172emailwebsite
Sat 14Hawk Mountain Trail Races100M, 50M, 26.2MTrailClinton Lake State ParkKS7:00(785) 766-0293emailwebsite
Sat 14Jungfrau Marathon42.195KTrailInterlaken, SwitzerlandSWITZERLANDTBD emailwebsite
Sat 14Breckenridge Oktoberfest 5K Trail Run5kTrailBreckenridgeCO10:00(970) 453-1734emailwebsite
Sat 14XTERRA Alabama Red Mountain Park9M, 4.5MTrailBirminghamAL8:30(404) 310-3628emailwebsite
Sat 14Pine Creek Challenge100k, 100mTrailWellsboroPA6:00 emailwebsite
Sat 14Whiteface Mountian Uphill Footrace8MHill ClimbWilmingtonNY8:00(518) 946-2255emailwebsite
Sat 14Plain 100 Mile Endurance Run100MUltraPlainWA5:00(425) 868-6565emailwebsite
Sat 14Pretty Muddy Women's Mud Run5kobstacleColombusOH8:00 emailwebsite
Sat 14Park City Mini-Trail Series Half Marathon13.1MTrailPark CityUT8:00(801) 787-3029emailwebsite
Sat 14Super Spartan - Seattle8M-10MobstacleSeattleWA8:00 emailwebsite
Sat 14Five Peaks Trail Series8KTrailHeart Lake, OntarioCANADATBD(604) 308-4666emailwebsite
Sat 14Glenwood Gardens 5K Night Run5kTrailCincinnatiOH21:00(513) 652-6225emailwebsite
Sat 14Mark Twain 100100MTrailBerryman CampgroundMO6:00  website
Sat 14Rock'n the Knob 30K and 5 Mile30k, 5MTrailBlue KnobPA9:00(814) 262-5722emailwebsite
Sat 14Puffer Butte Huff and Puff Run2M, 5MTrailAnatoneID9:00(208) 743-7216emailwebsite
Sat 14Bob's Bash9K, 20M, 5kTrailWoodland ParkCO9:00 emailwebsite
Sat 14Mahem at Monte Sano TrailHuntsvilleALTBD(334) 333-0728emailwebsite
Sat 14The Run50K, 12kTrailBig SkyMT7:00  website
Sat 14Five Peaks Trail Series8KTrailCanmore, AlbertaCANADATBD(604) 308-4666emailwebsite
Sun 15Toro Trail Run10k, 13.1MTrailSalinaCA8:30 emailwebsite
Sun 15The North Face Endurance Challenge-Madison26.2M, 50k, 50mTrailEagleWI5:00(214) 451-1909emailwebsite
Sun 15Evergreen Lake Ultra31M, 43MTrailHudsonIL4:30(309) 831-6166emailwebsite
Sun 15Southern Trail Race6kTrailChattanoogaTN10:00(888) 707-6708emailwebsite
Sun 15Long Cane 55 Mile55MTrailAbbevilleSC7:00(803) 405-1818emailwebsite
Sun 15Bradbury Bruiser12MTrailPownalME9:00(207) 797-3560emailwebsite
Sun 15Dam Half/Full13.1M, 26.2MTrailMifflinburgPA9:00(570) 837-1222emailwebsite
Sun 15asitzgipfel-mountain-run mountainLeogang, SalzburgAUSTRIATBD emailwebsite
Sun 15Big Mountain 12hr Trail Run Solo and Relay12HTrailDivideCOTBD emailwebsite
Sun 15Helvetia Mountain Trail Run10KTrailHelvetiaWV11:00(304) 924-5835emailwebsite
Sun 15Pisgah Mountain14.2M, 50KUltraChesterfieldNH8:45(603) 363-8420emailwebsite
Sun 15Granby Ranch Run2.4M, 7.6MTrailGranbyCO10:00  website
Sun 15EX2 Off- Road Half Marathon and 10K13.1M, 10kTrailTriangleVA8:00(571) 251-6034emailwebsite
Sun 15Pony Express Run15MTrailWoodland ParkCO8:00(719) 260-8993 website
Sun 15La Sportiva Evergold7.2MTrailVailCO10:00(970) 479-2280emailwebsite
Sun 158 in the Rough8MTrailGlenwoodNY10:00(716) 574-0888emailwebsite
Sun 15TCRS #85MTrailRing MountainCA9:00  website
Wed 18Sodom Pond Run4MTrailMontpelierVT18:00(802) 223-6216emailwebsite
Fri 20Kodiak Grizzly 100 Mile Ultra100 MilesTrailBig Bear LakeCATBD emailwebsite
Fri 20Krali Marko Ultra Trail90KTrailPrilepMACEDONIA22:00 emailwebsite
Sat 21Jelm Mountain Trail Run10MTrailLaramieWY9:00(307) 760-4930emailwebsite
Sat 21Lake Needwood XC Run10KTrailDerwoodMD8:15(301) 353-0200 website
Sat 21Vermont Spartan Beast Race13Mobstacle/trailKillingtonVT9:00 emailwebsite
Sat 21Cart to Cart Trail Run19M, 13.1MTrailCrested ButteCO8:00(970) 349-5326emailwebsite
Sat 21Sierra Nevada Endurance Run12k, 26.2M, 52.4MUltraGranite BayCA6:30(916) 765-6021emailwebsite
Sat 21TROAD 5K Trail Run5kTrail amd pavedGreenvilleSCTBD(864) 355-8900emailwebsite
Sat 21Trail of Hearts55MTrailBerkhamstedENGLAND8:30 emailwebsite
Sat 21Dances with Dirt Hell50k, 50m, 100k team relayTrailHellMI6:15(734) 929-9027emailwebsite
Sat 21Lycian Way Ultra Marathon240KTrailFethiye, OludenizTURKEYTBD emailwebsite
Sat 21Birkie Trail Run, Relay & Trek26.2M, 13.1MTrailCable to HaywardWI8:00(715) 634-5025emailwebsite
Sat 21Drag-N-Fly Trail Runs13.49M, 5k, 10kTrailAntiochCA8:00(510) 750-5919emailwebsite
Sat 21Morgan Conservation Park 5 Miler5MTrailLa GrangeKY8:00(502) 834-9942emailwebsite
Sat 21Equinox Marathon26.2MTrailFairbanksAK8:00(907) 452-8351 website
Sat 21Golden Leaf Half Marathon13.3MTrailSnowmass - AspenCO8:30(970) 925-2849emailwebsite
Sat 21Five Peaks Trail Series8KTrailDevon, AlbertaCANADATBD(604) 308-4666emailwebsite
Sat 21XTERRA Georgia Harbins Park 10K10kTrailDraculaGA8:30(404) 310-3628emailwebsite
Sat 21Noble Canyon 50k50kTrailPine ValleyCA7:00 emailwebsite
Sat 21Georgia JEWEL30M, 50M, 100MTrailDaltonGATBD emailwebsite
Sat 21Hocking Hills Indian Run60K, 40K, 20K, 10K, 5KTrailLoganOH7:00(740) 385-2750emailwebsite
Sat 21Emerald Mountain Trail Run7.5MTrailSteamboat SpringsCO10:00(970) 879-4300emailwebsite
Sat 21Flagstaff Marathon26.2M, 13.1M, 10kTrailFlagstaffAZ8:00(928) 220-0550emailwebsite
Sat 21Run Off the Grid Trail Run50k, 37.5k, 25k, 12.5kTrailMattawaCANADA9:00(705) 223-4340emailwebsite
Sat 21River Bound Race Series13.1M, 5kTrailFort MillsSC8:00(828) 239-2140emailwebsite
Sat 21City of Lakes Trail Loppett5k, 13.1MTrailMinneapolisMNTBD(612) 604-5330emailwebsite
Sat 21Trees and Trails 5K5M1/2 trailMahtomediMN9:00(651) 653-7401emailwebsite
Sat 21Trails 4 Tails Ultra and Relay40MTrailHanoverPA7:00(717) 632-5062emailwebsite
Sat 21Lost A Lot Trail Race7MTrailNew LondonNHTBD(603) 526-6401emailwebsite
Sat 21Silver Lake Cross Country Run5kX CountryBellinghamWA9:00(360) 647-5703emailwebsite
Sat 21Virgil Crest Ultras50M, 100MTrailVirgilNY6:00(607) 275-3572emailwebsite
Sun 22Vermont Spartan Beast Race13Mobstacle/trailKillingtonVT9:00 emailwebsite
Sun 22Catalina State Park Reverse the Course5.2M, 10.35MTrailTucsonAZ6:30(520) 797-7867emailwebsite
Sun 22Woerthersee-Trail 57k, 30k,15kTrailKlagenfurtAUSTRIATBD emailwebsite
Sun 22Honest Abe Trail Run26.2M, 8.7MTrailLincoln CityIN7:30(423) 580-7868emailwebsite
Sun 22Xterra Marathon of Trail Races26.2M,13.1M, 3.1MTrailColorado SpringsCO8:00(404) 421-3231emailwebsite
Sun 22Devils Thumb Ranch2.9M, 5.8MTrailGranbyCO10:00  website
Sun 22XTERRA Utah5k, 10kTrailOgdenUT8:00(877) 983-7721emailwebsite
Sun 22Tram to Tram Run5MTrailGirdwoodAK15:00(907) 754-2536emailwebsite
Sun 22Flagline 50k50KTrailBendOR8:00(541) 350-4199emailwebsite
Sun 22The Kismet Cliff Run Beast of the East14M, 5MTrailNorth ConwayNH10:00(602) 986-5275emailwebsite
Sun 22Virgil Crest Ultras50kTrailVirgilNY6:00(607) 275-3572emailwebsite
Sun 22Hell Creek on Heels 5k/30k Trail Run5k, 30kTrailWilsonKS7:00(785) 650-1620emailwebsite
Sun 22Grand to Grand Ultra160Mstage raceKanabUT8:00(888) 898-8832emailwebsite
Sun 22Lagoon Valley Half Marathon/10K/5K10k, 5kTrailVacavilleCA8:00(707) 971-0777emailwebsite
Sun 22Norseman Trail10M, 5kTrailKensingtonMN7:30(320) 766-8580emailwebsite
Sun 22High Alpine Half13.1MTrailBendOR8:00(541) 350-4199emailwebsite
Fri 27Stair Climb for Los Angeles75 FloorsStair ClimbLos AngelesCA14:00(213) 639-7451emailwebsite
Fri 27Trail Hog Half Marathon/10K/5K13.1M, 5k, 10kTrailSan JoseCA8:00(510) 750-5919emailwebsite
Sat 28Germantown Ultra Trail Run50KUltraGermantownOH8:00(937) 586-6546emailwebsite
Sat 28The Bear Chase100k, 50M, 50kTrailLakewoodCO6:30(303) 320-3343emailwebsite
Sat 28Xterra Alabama @ Cheaha State Park10kTrailDeltaAL8:30(404) 310-3628emailwebsite
Sat 28Mountain Madness 50Km50k, 25kTrailRingwoodNJ9:00(973) 627-2575emailwebsite
Sat 28Sundance Trail Run50k, 10kTrailSundanceWY7:00(307) 283-1839emailwebsite
Sat 28Rugged Maniac New England5kMud Run/obstaclesSouthwickMA8:00(919) 370-2097emailwebsite
Sat 28Hungerford Games13.1M, 26.2M, 50MTrailBig RapidsMI7:30(616) 822-4238emailwebsite
Sat 28Devil Mountain Ultra50M, 50K, 13.1MTrailPagosa SpringsCO8:00(970) 398-0612emailwebsite
Sat 28Great Eastern Endurance Run - UROC50K, 100K, 13.1MTrailVailCO6:00(434) 293-7115emailwebsite
Sat 28Hinson Lake 24 Hour50KTrailRockinghamNC8:00(910) 206-1054emailwebsite
Sat 28Black Hills Series - Sundance Trail Run(s)10k, 50kTrailRapid CitySD9:00(605) 000-0000emailwebsite
Sat 28Five Peaks Trail Series8K, 13.1MTrailBuntzen Lake, BCCANADATBD(604) 308-4666emailwebsite
Sat 28Cheyenne Creek Trail Run13.1MTrailHillsboroWI7:00(608) 337-4300emailwebsite
Sat 28Big South Fork Trail Run10k, 17.5MTrailOneidaTN8:00(865) 548-7664emailwebsite
Sat 28Roselle Park GRAND RIVER RUN 8K8K50% trailAdaMI9:00(616) 975-0945emailwebsite
Sat 28Enchanted Forest Wine Run13.1M Grants PassOR12:00(541) 646-0440emailwebsite
Sat 28Flat Rock Endurance Trail Runs25K, 50KTrail/UltraIndependenceKS7:30(316) 689-6829emailwebsite
Sat 28Pretty Muddy Women's Mud Run5kobstacleRichmondVA8:00 emailwebsite
Sat 28Run in the Park 5K & 10K - Pt. Pinole Park5k, 10kTrailRichmondCA7:45(925) 680-4386emailwebsite
Sat 28Catalina Island Conservancy Half Marathon13.1MTrailAvalonCA9:00(909) 399-3553emailwebsite
Sat 28Rebel Race: New Jersey 5k & 15k mud runs5k, 15kTrail and obstacleShamongNJ9:30(484) 450-6410emailwebsite
Sat 28VASA Trail Run5K, 10K, 25KTrailWilliamsburgMI8:30(231) 932-5401emailwebsite
Sat 28Mount Taylor 50k50k GrantsNMTBD(505) 366-4780emailwebsite
Sun 29Vermont 50 Miler50M, 50KTrailBrownsvilleVT6:00(603) 381-9993emailwebsite
Sun 29Wild Wild Wilderness Trail Run7.6MTrailDanvilleIL11:00(217) 446-5760emailwebsite
Sun 29Pajarito Trail Runs Festival10k, 15MTrailLos AlamosNM8:00(505) 661-8013emailwebsite
Sun 29Vermont 50K50KTrailBrownsvilleVT6:15(603) 381-9993emailwebsite
Sun 29NCR Half Marathon13.1MTrailBaltimoreMD8:00(410) 821-1799 website
Sun 29The North Face Endurance Challenge26.2M, 50k, 50MTrailPine MountainGA5:00(214) 451-1909emailwebsite
Sun 29Wild Moose Chase Trail Run5k, 20k, 25kTrailSpokaneWA10:30 emailwebsite
Sun 29Multnomah Falls Trail Run5.6MTrailCorbettOR8:30 emailwebsite
Sun 29Berkeley Trail Adventure10K, 13.1M, 35K, 50KTrailBerkeleyCA8:30 emailwebsite
Sun 29Fall Cross Country Series I3.5MTrailColorado SpringsCO14:00(719) 590-7086emailwebsite
Sun 29The North Face Endurance Challenge10k, 13.1M, 5kTrailPine MountainGA6:00(214) 451-1909emailwebsite
Sun 29Heritage Trail Marathon Full/Half/15K/5K15k, 5k, 26.2M, 13.1MTrailBattle GroundIN8:00(317) 565-9110emailwebsite
Sun 29Snow Mountain Ranch Trail 10k10kTrailGranbyCO9:00(720) 495-7875emailwebsite
Sun 29Snow Mountain Ranch Half and 5k13.1M, 5kTrailGranbyCO9:00(720) 495-7875emailwebsite
Sun 29Mutha's Nature Trail Run20kTrailVancouver, BCCANADA9:00 emailwebsite
Sun 29The Bear Chase10k, 13.1MTrailLakewoodCO11:00(303) 320-3343emailwebsite

October
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Tue 1Birch Hill 10K10kTrailFairbanksAK6:00(907) 474-6802emailwebsite
Fri 4Gran Trail dei Magredi100MmountainVivaro (PN)ITALY22:00 emailwebsite
Fri 4GRINDSTONE 100100MUltraSwoopeVA18:00(434) 582-2386emailwebsite
Fri 4Atlantic Coast Challenge78.6MTrailNewquayUNITED KINGDOMTBD emailwebsite
Sat 5Five Peaks Trail Series8KTrailHighlands, ONCANADATBD(604) 308-4666emailwebsite
Sat 5Scarecrow Sprint & Stroll5k, 10kTrailTahoe CityCA7:00(541) 908-1626emailwebsite
Sat 5Stump Jump Trail Runs50K, 11MTrailChattanoogaTN8:00(423) 265-5969emailwebsite
Sat 5Big Tesuque Trail Run12MTrailSanta FeNM9:00(505) 690-5032emailwebsite
Sat 5WRUT'n Run5kmountainWausauWI10:00(715) 212-4531emailwebsite
Sat 5Bare as You Dare5KClothing OptionalAlvordTX13:00(940) 627-2313emailwebsite
Sat 5Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sat 5Get Out Greenville 10K10kTrailGreenvilleSC8:00(864) 678-0084emailwebsite
Sat 5Lair'o the Bear - Fall EverGold Trail Race10M, 2MTrailIdeldaleCO9:00(720) 880-1221emailwebsite
Sat 5Dare To Ascend Trail Run Marathon Half Marathon and 5K26.2M, 13.1M, 5kTrailGeorgetownTX7:00(512) 965-9371emailwebsite
Sat 5Coniston Marathon Trail Races42.2k, 14kTrailConistonENGLAND13:00 emailwebsite
Sat 5Oil Creek Trail Runs50kTrailTitusvillePA7:00(814) 833-3495emailwebsite
Sat 5XC Grand Prix Series - River Park8k, 4kX CountryCalgary, AlbertaCANADA12:00(403) 686-6699 website
Sat 5Foam Fest5kobstacle trailKansas CityMO9:00 emailwebsite
Sat 5HRCA Wildcat Mountain Trail Run5M, 10M, 20MTrailHighlands RanchCO8:30(303) 921-8504emailwebsite
Sat 5Sekani Trail Run5k, 10kTrailSpokaneWA10:00(509) 625-6546emailwebsite
Sat 5Arkansas Traveller 100 Mile Run100MUltraPerryvilleAR6:00(501) 329-6688emailwebsite
Sat 5Oil Creek Trail Runs100kTrailTitusvillePA6:00(814) 833-3495emailwebsite
Sat 5Oil Creek Trail Runs100MTrailTitusvillePA5:00(814) 833-3495emailwebsite
Sat 5The Great Pumpkin Run5k, 10kTrailColorado SpringsCO8:30(719) 389-1251emailwebsite
Sat 5Porcupine Mountains Trail Marathon26.2MTrailSilver CityMI8:00(715) 701-0360emailwebsite
Sat 5Smarna Gora Mountain Race9.5KMountainLjubjanaSLOVENIATBD emailwebsite
Sat 5EPIC Trail Marathon13.1MTrailPagosa SpringsCOTBD(970) 398-0612emailwebsite
Sat 5Leona Valley Trail Races26.2M,13.1M,10k, 5kTrailLake HughesCA7:00 emailwebsite
Sat 5Dead Dog TrailHuntsvilleALTBD(334) 333-0728emailwebsite
Sat 5Mt.. Spokane 25k and 50k50K, 25kTrailWinthopWA8:00(509) 846-5019emailwebsite
Sat 5It Ain't Easy Hill Run10.8MTrailFairbanksAK10:00(907) 479-3906 website
Sun 6Himal Race Stage RaceAnnapurnaSagarmathaNEPALTBD emailwebsite
Sun 6XTERRA Estrella Mountain20kTrailGoodyearAZ7:00(603) 363-7725emailwebsite
Sun 6Cross Country on the Farm5KTrailDerwoodMD8:30(301) 353-0200emailwebsite
Sun 6Blues Cruise Blue Marsh Lake Trail Race50KTrailBlue Marsh, Lake ReadingPA8:30(610) 775-7931emailwebsite
Sun 6Santa Rosa Rut Run10k, 13.1M, 35k, 50kTrailSanta RosaCA8:30 emailwebsite
Sun 6Salamander Sprint 5K/10K Trail Runs5K, 10kTrailFort WayneIN13:00(260) 436-4824emailwebsite
Sun 6Rochester Autumn Classic Trail Race9M, 4.5MTrailMendon Ponds ParkNY8:30(585) 697-3338emailwebsite
Sun 6Big Bear Ridge Trail Run24M, 10K, 13MTrailBig Bear LakeCA9:00(909) 633-6729emailwebsite
Sun 6Paine To Pain13.1MTrailNew RochelleNY9:00(212) 983-5900emailwebsite
Sun 6NipMuck Trail Marathon26.4MTrailAshfordCT8:00(860) 455-1096emailwebsite
Fri 11Vertical K hill climbLimone sul GardaITALYTBD  website
Sat 12XTERRA Georgia Fort Yargo State Park5k, 10kTrailWinderGA8:30(404) 310-3628emailwebsite
Sat 12Dam Darkness Trail Challenge7MTrailCurwensvillePA19:00(814) 765-2629emailwebsite
Sat 12Mount Vernon Trail Race 55kTrailFort Hunt ParkVA9:00  website
Sat 12Lowcountry Trail Half Marathon13.1MTrailJohns IslandSC8:00(843) 795-4386 website
Sat 12Colorado College Athletics Tiger Classic 5K5kTrailColorado SpringsCO8:00(719) 389-6107emailwebsite
Sat 12Mountain View Trail Half Marathon13.1MTrailAntelope IslandUT9:00(801) 728-9121emailwebsite
Sat 12Pretty Muddy Women's Mud Run5kobstacleAtlantaGA8:00 emailwebsite
Sat 12Farmdale Trail Runs8.25M, 33M, 50MTrailE. PeoriaIL8:00(309) 472-8289emailwebsite
Sat 12Blair Witch V Trail Race10kTrailVandaliaOH9:30(937) 299-6712emailwebsite
Sat 12Cow Pie Trail Run13.1M, 3.1MTrailLoup CityNE10:00(239) 682-0484emailwebsite
Sat 12Qdoba DINO Trail Run5K, 15KTrailLogansportIN9:00(317) 336-7553emailwebsite
Sat 12XTERRA Harvest Half Marathon and 10k13.1M, 10kTrailKenmoreWA9:00(206) 291-8250emailwebsite
Sat 12Soulstice Mountain Trail Run11.5M, 6.3MTrailFlagstaffAZ8:00(928) 774-4193emailwebsite
Sat 12Down and Dirty Trail Runs10K, 20KTrailDanby State Forest,IthacaNY9:00(607) 387-9773emailwebsite
Sat 12Two Lakes Trail Run7.6MTrailBurnsTN11:00(615) 714-5374emailwebsite
Sat 12Costa Rica Trail10k, 21k, 50kTrailArenalCOSTA RICA7:00 emailwebsite
Sat 1210-10-10K - Black Hills Trail Running Series10kTrailRapid CitySD10:00 emailwebsite
Sat 1224 Hours of Boulder24 HoursTrailBoulderCO9:00(303) 249-1112emailwebsite
Sat 12Skyline to the Sea50KTrail/UltraBoulder CreekCA8:00 emailwebsite
Sat 12Spartan Sprint - Nebraska5kobstacleLincolnNE8:00 emailwebsite
Sat 12Rugged Maniac So Cal5kMud Run/obstaclesTemeculaCA8:00(919) 370-2097emailwebsite
Sun 13Backyard Burn (Race #1)5M, 10MTrailTriangleVA9:00(571) 251-6034emailwebsite
Sun 13XTERRA Pt. Mugu Trail Run11k, 18kTrailMalibuCA8:00(310) 821-7898emailwebsite
Sun 13North Rim 20K Race and 8K Run/Walk20K, 8Kgravel roadCrawfordCO10:00 emailwebsite
Sun 13Groton Town Forest Trail Races3.4M, 9.5MTrailWest GrotonMA12:30(978) 448-2813emailwebsite
Sun 13Monroe Trail Races10.5M, 2MTrailMonroeMA10:00(413) 772-3768emailwebsite
Sun 13Dirt Devil Raptor Ridge Half Marathon13.1MTrailEscondidoCA7:00(619) 265-7374emailwebsite
Sun 13TCRS #93.78MTrailPoint ReyesCA9:00  website
Sun 13Green Monster Trail Challenge25K, 50KTrailWellsboroPA9:00(570) 439-3686emailwebsite
Sun 13Mystery Mountain Marathon and 12 Miler26.2M, 12MTrailChatsworthGA8:00(678) 579-9378emailwebsite
Sun 13Westminster Half & 10k10k, 13.1MTrailWestminsterCO9:00(303) 926-1017emailwebsite
Sun 13Durango Double25K, 50KTrailDurangoCO8:00(970) 375-2413emailwebsite
Sun 13Skyrunning Xtreme23K Limone sul GardaITALYTBD  website
Sun 13Fall Fell Trail Trail Race7MTrailOlatheKS8:30(816) 810-0440emailwebsite
Tue 15Spartan Beast - Wisconsin12MobstacleMadisonWI8:00 emailwebsite
Fri 18Halloween Run and Potluck4.5MTrailClinton Lake State ParkKS16:00(785) 766-0293emailwebsite
Fri 18Trek or Treat 5K Night Trail Run and Creepy Mile5kTrailOakvilleCANADA19:00 emailwebsite
Fri 18Ragnar Trail Relay - McDowell Mountain120MRelayScottsdaleAZ14:00(724) 433-5992emailwebsite
Sat 19FORGE TRAIL SERIES - Battlefield 10k10kTrailJacksonLA8:30(225) 335-2596emailwebsite
Sat 19Trek or Treat 5K Night Trail Run and Creepy Mile5kTrailCollingwood, OntCANADA19:00 emailwebsite
Sat 19Black Hill 10k10kTrailGermantownMD9:00(301) 353-0200 website
Sat 19Spartan Sprint - Gulf Coast5kobstaclePerkinstonMS8:00 emailwebsite
Sat 19Rockn River 50M and Half Marathon50M, 13.1MTrailAuburnCA7:00(702) 526-7317emailwebsite
Sat 19TARC Fall Classic10k, 13.1M, 50k, 26.2MTrailBurlingtonMA9:00  website
Sat 19Quick and Dirty8kTrailKirtlandOH9:00  website
Sat 19Camp Ondessonk Moccasin Gap10M, 5KTrailOzarkIL10:00(618) 695-2489emailwebsite
Sat 19Sierra Trail Half Marathon13.1MTrailGranite BayCA10:00(916) 202-3006emailwebsite
Sat 19Vulcan's Fury Trail Race12MTrailNottinghamNH10:00 emailwebsite
Sat 19Cascadia Trail Series TRIAL @ TRAIL 51 15k15kTrailOremUT8:00(801) 735-2640emailwebsite
Sat 19Gunstock Trail Half Marathon and 5k13.1M, 5kTrailLaieHI7:00 emailwebsite
Sat 19Brazen Racing Trail Half Marathon Championship13.1M, 10k, 5kTrailSan RamonCA8:00(510) 750-5919emailwebsite
Sat 19St. Pat's 24 Hour Race24HTrailSouth BendIN8:00(574) 274-6439emailwebsite
Sat 19XTRAIL Asics Orford5k, 12k, 22kTrailQuebecCANADA9:00 emailwebsite
Sat 19Into the Darkness - Night Trail Run4MTrailRoanokeVA19:00(540) 525-9452emailwebsite
Sat 19Deadman Peaks Trail Run50MTrailCubaNM6:00 emailwebsite
Sat 19Antelope Island 50K/100K50k, 100kTrailSyracuseUT6:00(801) 732-9242emailwebsite
Sun 20Tussey Mountain Back 50M Relay and Ultra50MUltra or RelayBoalsburgPA7:00(814) 238-5918emailwebsite
Sun 20Ft Steilacoom5k, 10k, 21.1k, 50kTrailLakewoodWA8:30(425) 301-7009emailwebsite
Sun 20Fall Cross Country Series II3.5MTrailColorado SpringsCO14:00(719) 590-7086emailwebsite
Sun 20TBA25k, 50kTrailEast BayCA8:30 emailwebsite
Sun 20Fall Backyard Burn (Race #2)5M, 10MTrailLortonVA9:00(571) 251-6034emailwebsite
Sun 20Ft Steilacoom5k, 10k, 50kTrailLakewoodWA8:00(425) 301-7009emailwebsite
Sun 20Dogwood Canyon Trail Run25k, 50kTrailLampeMO8:00(417) 529-5540emailwebsite
Sun 20Dirty Second Half13.1MTrailBendOR8:00(541) 317-3568emailwebsite
Sun 20XC Grand Prix Series - Confed Relay8k, 4kX CountryCalgary, AlbertaCANADA12:00(403) 289-4722 website
Sun 20Ann's Get Your Fat Ass Off The Couch Run20kTrailNorth Vancouver, BCCANADA8:30(604) 904-6552emailwebsite
Mon 21NJ Fall Series 15k, 10KTrailLong ValleyNJ9:00(973) 627-2575emailwebsite
Fri 25Endurance Trail65MTrailMillau, AveryronFRANCE4:00 emailwebsite
Fri 25Blue Springs Trail Races13.1M, 26.2M, 50M, 50KUltra TrailBlue SpringsMO7:00(816) 578-4565emailwebsite
Sat 26North Boundary Traverse16MTrailOak RidgeTN9:00(865) 323-3753emailwebsite
Sat 26Great Pumpkin Chase10k, 5kTrailLake ElmoMN8:30(651) 653-7401emailwebsite
Sat 26Tick or Treat Trail Run2M, 4MTrailKansas CityKS8:00(816) 444-0605emailwebsite
Sat 26Whiskeytown 50K Endurance Run50KUltra/relaysReddingCA8:00(530) 241-5268emailwebsite
Sat 26Terror in the Glen5K, 10K, 21KTrailGlenwood CityWI8:00(715) 531-1905emailwebsite
Sat 26Sacramento Spartan Race12Mobstacle/trailRancho MurietaCA6:00(916) 808-2400emailwebsite
Sat 26Halloween Trail Race Full Moon5MTrailMandevilleLA20:00(540) 390-8807emailwebsite
Sat 26Blackwater Trail Run50KTrailMiltonFL7:00(850) 435-9222emailwebsite
Sat 26Bad Apple Ultra6H, 12H, 3HTrailGreenvilleMI6:00(616) 835-4364emailwebsite
Sat 26Run Around the Gorge40MTrailFayettevilleWV8:00(540) 449-6275emailwebsite
Sat 26Stinson Beach12k, 25k, 50kTrail/UltraStinson BeachCA8:00 emailwebsite
Sat 26Double Dirty Dozen6H, 12H, 24HTrailOklahoma CityOK9:00(405) 850-5485emailwebsite
Sat 26Cactus Rose50M, 100MTrailBanderaTX5:00(512) 294-6456emailwebsite
Sat 26XTERRA Kapalua Beach Trail Run5k, 10kTrailMauiHI9:00(877) 983-7721emailwebsite
Sat 26Stinson Beach12k, 25k, 50kTrail/UltraStinson BeachCA8:00 emailwebsite
Sat 26Trailapalooza Trail Running Festival3.1M, 10k, 15k, variousTrailHidden Valley ResortPA7:00(724) 205-6450emailwebsite
Sat 26Ghost Trail Rail Trail Race15MTrailMillfordNH8:00  website
Sun 27Brazos Bend Gator Run13.1MTrailNeedvilleTX7:00(832) 474-1663emailwebsite
Sun 27Endurance Trail47MTrailMillau, AveryronFRANCE4:00 emailwebsite
Sun 27Fall Trail Run5.5MTrailKingston TwpPA13:00(570) 474-5363emailwebsite
Sun 27G.O.A.T.Z. 50k Trail Run50k, 5k, 10.5k, 21KTrailOmahaNE8:00(402) 885-4839emailwebsite
Sun 27Endurance Trail72KTrailMillau, AveryronFRANCE5:15 emailwebsite
Sun 27Svalandsgubben27KX CountryBirkenesNORWAY11:00 emailwebsite
Sun 27Lake Hodges Trail Fest50K, 15K, 5K, 1MTrailLake HodgesCA7:00(858) 848-9249emailwebsite
Sun 27Hooty Point 50K50KTrailInvernessFL8:00(803) 405-1818emailwebsite
Sun 27Rugged Maniac Kansas City5kMud Run/obstaclesWestonMO8:00(919) 370-2097emailwebsite
Sun 27Stump Farm Trail Race10MTrailSuamicoWI9:30(920) 437-3413emailwebsite
Sun 27SafeNet't Boo Run: Save our Sole from Domestic Violence5kTrailEriePA9:00(814) 455-1774emailwebsite
Sun 27Spooky 12k12kTrailPort GambleWA8:30(360) 779-8757 website
Sun 27Fire on the Mtn 50k and relay presented by Sheetz50KTrailFlinstoneMD7:30(304) 209-8981emailwebsite
Sun 27Beach Running World Championships - 10K & Half Marathon10k, 13.1MsandCocoa BeachFL7:15(321) 759-7200emailwebsite
Sun 27Hairy Gorilla Half & Squirrelly Six13.1M, 6MTrailAlbanyNY9:00 emailwebsite
Thu 316.66 Miles of Pure Screamin' Hell6.66TrailWaverly ParkKY20:00(502) 834-9942emailwebsite

November
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Sat 2Annual Almaden Hills Run3M, 8M, 13M, 21M, 50KTrailSan JoseCA8:00(530) 409-2989emailwebsite
Sat 2Go Deep20kTrailNorth Vancouver, BCCANADA9:00 emailwebsite
Sat 2Mountain Masochist Trail Run50MUltraLynchburgVA6:30(434) 846-2333emailwebsite
Sat 2Coyote Springs Trail Runs100M, 50M, 26.2M, 13.1M, 10KTrailLas VegasNV7:00(702) 526-7317emailwebsite
Sat 2XC Grand Prix Series-Okotoks8k, 4kX CountryCalgary, AlbertaCANADA12:00(403) 995-5765 website
Sat 2Saddleback Trail Marathon26.2MTrailSan Juan CapistranoCA8:00(949) 830-5008emailwebsite
Sat 2SD Trail Running Champs - Black Hills Trail Running Series10K, 16kTrailRapid CitySD10:00 emailwebsite
Sat 2Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sat 2Down's Park 5 Miler5MPaved TrailPasadenaMD8:30(410) 266-0561emailwebsite
Sat 2Rugged Maniac DC Metro5kMud Run/obstaclesClarksburgMD8:00(919) 370-2097emailwebsite
Sat 2Coyote Springs Trail Runs100M, 100K, 50M, 50K, 13.1M, 10KTrailLas VegasNV7:00(702) 526-7317emailwebsite
Sat 2XTERRA Georgia Battle at Big Creek5M, 9MTrailRoswellGA8:30(404) 310-3628emailwebsite
Sat 2Shut In Ridge Trail Run17.8MTrailAshevilleNC11:00(828) 251-2001emailwebsite
Sat 2Stone Cat Ale Trail Races50M, 26.2MUltra TrailTopsfieldMA6:15(978) 927-9098emailwebsite
Sat 2Folsom Lake Endurance Runs10k, 13.1M, 30k, 50MTrailFolsomCA8:30 emailwebsite
Sat 2Ullswater Trail Races15k, 10kTrailGlenriddingENGLAND13:00 emailwebsite
Sat 2Hell Creek on Heels 50k50kTrailWilsonKS8:00(785) 650-1620emailwebsite
Sun 3Fall Backyard Burn (race #3)5M, 10MTrailFairfax StationVA9:00(571) 251-6034emailwebsite
Sun 3Xterra Wild Horse5k, 10k, 10M, 13.1MTrailLithiaFL7:30(813) 404-9002emailwebsite
Sun 3Western Maryland Women's Half & 5k5k, 13.1MTrailCumberlandMD8:00(301) 729-4737emailwebsite
Sun 3Narrows Reserve10kTrailDaytonOH10:00(937) 299-6712emailwebsite
Sun 3Ullswater Trail Races10k, 14kTrailGlenriddingENGLAND13:00 emailwebsite
Sun 3Diablo Trail Adventure Races5k, 10k, 13.1MTrailWalnut CreekCA9:00(510) 750-5919emailwebsite
Sun 3Fall Cross Country Series III5.5MTrailColorado SpringsCO14:00(719) 590-7086emailwebsite
Mon 4XTERRA Wildhorse Half-Marathon, 10M, 10K & 4M Trail Run4M, 13.1M, 10M, 10KTrailSydneyFL8:00(813) 232-5200emailwebsite
Tue 5EcoMarathon42K, 14KMountainMoieciu de SusROMANIA9:00 emailwebsite
Sat 9Mount Vernon Trail Race 65kTrailMount Vernon ParkVA9:00  website
Sat 9Louisiana Trails Missions Marathon13.1M, 26.2M, 50KTrailShreveportLA7:30(318) 237-3086emailwebsite
Sat 9Mustang Mountain Trail277K stage raceTrail stage raceJomsonNEPAL8:00 emailwebsite
Sat 9Catalina Island Eco Marathon26.2M, 5k, 10kTrailAvalonCA7:30(909) 399-3553emailwebsite
Sat 9Name: Frary Peak Hill Climb5.9MTrailAntelope IslandUT9:00(801) 728-9121emailwebsite
Sat 9Dirt Cheap Stage Race #311MTrailRochesterNY9:00(585) 697-3338emailwebsite
Sat 9Manaslu180MTrail stagesGorkhaNEPAL9:00 emailwebsite
Sat 9Spartan Beast - Carolinas12MobstacleWinnsboroSC8:00 emailwebsite
Sat 9Upchuck 50k50kTrailChattnoogaTNTBD emailwebsite
Sat 9Rugged Maniac Dallas5kMud Run/obstaclesEnnisTX8:00(919) 370-2097emailwebsite
Sat 9Bootlegger 50K50KTrailBoulder CityNV7:00(702) 870-4786emailwebsite
Sat 9McNot Again10M, 30MTrailPekinIL8:00(309) 472-8289 website
Sat 9Camp Croft Half Marathon13.1MTrailSpartanburgSC8:30(864) 978-3378emailwebsite
Sat 9Siltstone Half Marathon13.1MTrailJefferson Memorial PkKY8:00(502) 834-9942emailwebsite
Sat 9Wild Sebastian 10025M, 50M, 75M, 100MTrailSebastianFLTBD(772) 202-0220emailwebsite
Sat 9Kevin's Cup8K, 37MTrailWest LinnWA10:00(503) 497-4080emailwebsite
Sat 9Qdoba DINO Trail RUN @ McCormick's Creek5K, 15KTrailSpencerIN9:00(317) 336-7553emailwebsite
Sun 10Busa Bushwack10M, 5.3MTrailFraminghamMA9:00 emailwebsite
Sun 10Padden Mudfest5K, 10KTrailBellinghamWA9:00(360) 647-6901emailwebsite
Sun 10XTERRA Alabama Oak Mountain State Park5k, 10k, 21kTrailBirminghamAL8:30(404) 310-3628emailwebsite
Sun 10Enchanted Rock Trail Runs10k, 25kTrailFredericksburgTX7:00(210) 912-8874emailwebsite
Sun 10Vet's Day Fantastic Four Mile Trail Run4MTrailKansas CityKS8:00(816) 810-0440emailwebsite
Sun 10XTERRA Oak Mountain10k, 21kTrailPelhamAL8:00(808) 792-2611emailwebsite
Sun 10Indiana First Bank Veterans Marathon and Half26.2M, 13.1MTrailBlack LickPA9:00(724) 349-8797emailwebsite
Sun 10Autumn Trails Eugene16M, 6M, 10M 3.5MTrailEugeneOR10:00(541) 484-9883 website
Sun 10Fall Backyard Burn (Race #4)5M, 10MTrailAnnandaleVA9:00(571) 251-6034emailwebsite
Sun 10Highland Rugged Man Trail Run and Hike4.8M, 2MTrailHollyMI9:00(248) 320-9102emailwebsite
Mon 11Run for Tara5kX CountryEasthamptonMATBD(413) 527-3305 website
Mon 11Dirt Cheap Stage Race #13MTrailRochesterNY9:00(585) 697-3338emailwebsite
Wed 13Turkey Trot Predict5KTrailColorado SpringsCO10:00(719) 447-1371emailwebsite
Thu 14US Bank Stair Climb: Climbing for a Cure47Flrs, 94Flghts,1034stepStair ClimbMilwaukeeWI18:30(262) 798-2060emailwebsite
Fri 15Ragnar Trail - Vail Lake120MRelayVail Lake ResortCA14:00(724) 433-5992emailwebsite
Sat 16Q50 1/2 MARATHON14MTrailMandevilleLA0:00(540) 390-8807emailwebsite
Sat 16Grand Ridge Run5M, 13.1M, 26.2M, 50KTrailIssaquahWA9:30(209) 925-3530emailwebsite
Sat 16XTERRA Georgia Little Mulberry Park10k, 5kTrailDraculaGA8:30(404) 310-3628emailwebsite
Sat 16Abe's Trail Trek5k, 10k, 15kTrailPetersburgIL9:30(217) 341-1309emailwebsite
Sat 16Overton Park 10K Trail Race10kTrailMemphisTN8:00(901) 409-3507emailwebsite
Sat 16Mt. Tam10k, 13.1M, 30k, 50kTrailStinson BeachCA8:30 emailwebsite
Sat 16The Trail That Can't Be Concord7MTrailConcord ParkTN9:00(865) 621-0752emailwebsite
Sat 16Beach Running World Championships - 5k5ksandCorpus ChristiTXTBD(321) 759-7200emailwebsite
Sat 16Paris Mountain 16K16kTrailGreenvilleSC8:00(864) 678-0084emailwebsite
Sat 16Spartan Sprint - Fenway5kobstacleBosonFL8:00 emailwebsite
Sat 16Rugged Maniac Phoenix5kMud Run/obstaclesChandlerAZ8:00(919) 370-2097emailwebsite
Sun 17X-Country Marathon, Half-Marathon & 5K13.1M, 5k, 26.2MTrailLithiaFL7:30(813) 232-5200emailwebsite
Sun 17Fall Cross Country Series IV7.5MTrailColorado SpringsCO14:00(719) 590-7086emailwebsite
Sun 17Santa Monica Mountains9K, 18K, 30k, 50KTrail/UltraMalibuCA8:00 emailwebsite
Sun 17Beach Running World Championships - 10k, half marathon10k, 13.1MsandCorpus ChristiTX7:15(321) 759-7200emailwebsite
Sun 17Fall Backyard Burn (Race #5)5M, 10MTrailTriangleVA9:00(571) 251-6034emailwebsite
Mon 18NJ Fall Series 25k, 10KTrailLong ValleyNJ9:00(973) 627-2575emailwebsite
Wed 20LA TRANSTICA120K, 196kTrailSan JoseCOSTA RICA8:00 emailwebsite
Thu 21Thank You Run 5K/10K and Kid's Run10KTrailSan DiegoCATBD emailwebsite
Sat 23HILLBILLY COUNTRY TRAIL RUN5k, 10k, 15kTrail AR8:00 emailwebsite
Sat 23JFK 50 Mile50MUltraBoonsboroMD7:00(301) 739-7004emailwebsite
Sat 23Dirty Dirty12kTrailPeninsulaOH9:00  website
Sat 23Griffith Park Trail Half-Marathon13.1MTrailLos AngelesCATBD emailwebsite
Sat 23Seymour Super Fun Run27kTrailN. Vancouver, BCCANADA8:30 emailwebsite
Sat 23Sanders Saunter10KTrailClinton Lake State ParkKS9:00(785) 979-7937emailwebsite
Sat 23XC Grand Prix Series-Edworthy8k, 4kX CountryCalgary, AlbertaCANADA12:00(403) 463-4394 website
Sun 24Griffith Park Trail 10k10KTrailLos AngelesCA7:00(323) 661-8971emailwebsite
Sun 24Dude, Where's The Trail?30k, 50KTrailBlue SpringsMO8:30(816) 679-8185emailwebsite
Sun 24Doppler 50k12kTrailPort GambleWA8:30(360) 779-8757 website
Thu 28Thanksgiving Cross Country Classic5KX CountryTucsonAZ8:30(520) 326-9383emailwebsite
Thu 28Xterra Topanga Turkey Trot5k, 10k, 15kTrailTopanga CanyonCA8:00(310) 821-7989emailwebsite
Thu 28Sportspectrum Turkey Trot 3M Trail Run3MTrailShreveportLA8:30(318) 798-1241 website
Thu 28Nitro Turkey Thanksgiving Run5k, 10k, 13.1MTrailPinoleCA9:00(510) 750-5919emailwebsite
Sat 30Derby 50K50KTrailDerbyNC8:00(910) 582-6747emailwebsite
Sat 30Quarry Turkey Half Marathon/10K/5K5k, 10k, 13.1MTrailFremontCA8:00(510) 750-5919emailwebsite
Sat 30Big Dog Ultra Trail Run50K, 20M, 10M, 5MTrailRustonLA8:00(318) 323-2216emailwebsite
Sat 30XTERRA Alabama Coldwater Mountain2.4M, 9.6MTrailAnnistonAL8:30(404) 310-3628emailwebsite
Sat 30Pilgrim Chase Trail Run5kTrailDothanAL8:00(334) 792-6021emailwebsite

December
DateNameDistanceTypeCityState/ CountryStartPhoneEmailWebsite
Sun 1John Bryan Run10MTrailDaytonOH10:00(937) 864-1625emailwebsite
Sun 1XTERRA Trail Running World Championship5k, 10k, 21kTrailKaaawaHI9:00(808) 521-4322emailwebsite
Sun 1Fall Backyard Burn (Race #6)5M, 10MTrailCliftonVA9:00(571) 251-6034emailwebsite
Sun 1Mount Everest Marathon (Winter Version)42KTrailKathmanduNEPAL7:00 emailwebsite
Sun 1OTHTC High Desert 50K and 30K30K, 50KUltraRidgecrestCA7:00(760) 375-0168emailwebsite
Sun 1Xterra Salinas Trail Run8k, 16kTrailSalinasPUERTO RICO9:00  website
Fri 6Tecumseh Trail Marathon26.2M, 5MTrailBloomingtonIN10:00(317) 336-7553emailwebsite
Sat 7Malibu Spartan Sprint Race3Mobstacle/trailMalibuCA9:00 emailwebsite
Sat 7Bigfoot 50k50kTrailWoosterOH7:00 emailwebsite
Sat 7Bah Humbug Buster7KTrailCharlotteNC9:15(864) 907-1742emailwebsite
Sat 7Fairhaven Frosty 5 and 105K, 10KTrailBellinghamWA10:00(360) 734-3953 website
Sat 7Heart of Darkness Snowshoe Race7KSnowshoeFairbanksAK12:00(907) 479-4444 website
Sat 7The North Face Endurance Challenge - Championships5M, 10K, 13.1MTrailSan FranciscoCA8:00 emailwebsite
Sat 7Paramount Trail Runs10k, 13.1MTrailCalabassasCATBD emailwebsite
Sat 7Neilsen Challenge2MTrailColorado SpringsCO8:00(719) 633-2055 website
Sat 7XTERRA Georgia Victoria Bryant Trail Run10k, 5kTrailRoystonGA8:30(404) 310-3628emailwebsite
Sat 7Pretty Muddy Women's Mud Run5kobstacleTampaFL8:00 emailwebsite
Sun 8XTERRA Crystal Cove Trail Run5k, 15kTrailNewport BeachCA9:00(310) 821-7898emailwebsite
Sun 8HO HO 5K5KTrailWhite PassWA10:00(503) 497-4080emailwebsite
Sun 8Malibu Spartan Sprint Race3Mobstacle/trailMalibuCA9:00 emailwebsite
Sun 8Pine Mountain Trail Run40MUltraPine MountainGA7:00 emailwebsite
Sat 14Pretty Muddy Women's Mud Run5kobstacleMiamiFL8:00 emailwebsite
Sat 14Texas Spartan Beast Race13Mobstacle/trailGlen RoseTX9:00 emailwebsite
Sat 14Hellgate 100K100KUltraFincastleVA0:01(434) 582-2386emailwebsite
Sat 14Eagle Endurance Last Chance 50k Trail Run and Relay50kTrailCordesvilleSC7:00(843) 478-1779emailwebsite
Sat 14Woodside Ramble6.2M, 13.1M, 22M, 31MTrailWoodsideCA9:00 emailwebsite
Sat 14Rugged Maniac Houston5kMud Run/obstaclesConroyTX8:00(919) 370-2097emailwebsite
Sat 14Deception Pass 50K/25K50k, 25KTrailOak HarborWA8:00 emailwebsite
Sat 14Frozen Trail RunFest50K, 15M, 9M, 5KTrailEugeneOR9:00(541) 484-9883 website
Sat 14FORGE TRAIL SERIES - Thunderbird10kTrailSt. FrancisvilleLA8:30(225) 335-2596emailwebsite
Sat 14XC Grand Prix Series-Silver Springs8k, 4kX CountryCalgary, AlbertaCANADA12:00(403) 239-5690 website
Sat 14Alternate Chili Run Trail Run10MTrailKansas CityKS8:00(816) 810-0440emailwebsite
Sat 14Rodeo Beach8k, 20k, 30kTrail/UltraSausalitoCA8:00 emailwebsite
Sun 15Pure Satisfaction12k, 24kTrailVancouver, BCCANADA9:00 emailwebsite
Sun 15Texas Spartan Beast Race13Mobstacle/trailGlen RoseTX9:00 emailwebsite
Wed 18Snow Cheap Trail Race Series - Race 13M+Trail/SnowshoeRochesterNY19:15(585) 697-3338emailwebsite
Sat 21Lookout Mountain 100k and 10k100k, 10kTrailChattanoogaTN8:00(423) 265-5969emailwebsite
Sat 28Last Gasp 5K Trail Run5kTrailDothanAL9:00(334) 792-6021 website
Sat 28Brazen New Year's Eve Run5k, 10k, 13.1MTrailCastro ValleyCA8:30(510) 750-5919emailwebsite
Sat 28The HUFF 50K Trail Run and Relay50K, 10MTrailAlbionIN8:00(260) 436-4824emailwebsite
Sun 29Woodside10k, 17k, 35k, 50kTrail/UltraWoodsideCA8:00 emailwebsite

Last updated on 05/17/2013
Bold = ATRA Race Members,
Yellow = Paid additional fee for highlight color.
Green = Event Meets ATRA Race Standards
Pink = Event Meets ATRA Race Standards and Paid additional fee for highlight color.
Contact trlrunner@aol.com for details on membership and highlighting your event, or join ATRA at www.trailrunner.com or imAthlete
Number of events - 1273