Marathon calendar — United States

D-171Yakima River Canyon Marathon and Half-MarathonD-171OpenYAKIMAUnited States🌤️ 9°₩113,000Entry feeYakima River Canyon Marathon and Half-MarathonSat, April 3, 2027 · Yakima, WA, United StatesMarathonHalf

D-172Sleeping Giant Trail RunsD-172OpenHAMDENUnited States🌤️ 12°₩100,000Entry feeSleeping Giant Trail RunsSun, April 4, 2027 · Hamden, CT, United StatesUltra

D-178Full Circle Trail RaceD-178TBDLEWISVILLEUnited States☀️ 19°₩13,000Entry feeFull Circle Trail RaceSat, April 10, 2027 · Lewisville, TX, United StatesMarathonHalf10K5KUltra

D-192Kentucky Derby Festival Race WeekendD-192OpenLOUISVILLEUnited States🌤️ 14°₩60,000Entry feeKentucky Derby Festival Race WeekendSat, April 24, 2027 · Louisville, KY, United StatesMarathonHalf

May expectedPechanga Trail RunMay expectedOpenSPICEWOODUnited States☀️ 20°₩47,000Entry feePechanga Trail RunMay 2027 · expected · Spicewood, TX, United StatesMarathonHalf10K5K

D-213Napa Wilderness Trail RunsD-213Not yet openNAPAUnited States☀️ 17°₩119,000Entry feeNapa Wilderness Trail RunsSat, May 15, 2027 · Napa, CA, United StatesUltra

D-234Lake to Ocean 100KD-234ClosedPORT MAYAKAUnited States🔥 26°₩133,000Entry feeLake to Ocean 100KSat, June 5, 2027 · Port Mayaka, FL, United StatesUltra

D-234Crater Trail RunD-234Not yet openDECORAHUnited States🌤️ 9°Crater Trail RunSat, June 5, 2027 · Decorah, IA, United StatesUltra

D-241Summits Trail RunsD-241Not yet openGRANBYUnited States🧊 3°₩80,000Entry feeSummits Trail RunsSat, June 12, 2027 · Granby, CO, United States10KUltra

D-241Great Springs Trail Race - Canyon LakeD-241OpenCANYON LAKEUnited States☀️ 21°₩80,000Entry feeGreat Springs Trail Race - Canyon LakeSat, June 12, 2027 · Canyon Lake, TX, United States10K5KUltra

Sep expectedApple Dumpling Day RacesSep expectedTBDELROYUnited States🌤️ 9°₩16,000Entry feeApple Dumpling Day RacesSeptember 2027 · expected · Elroy, WI, United StatesMarathonHalf5K

Sep expectedSorta Mountain Stage RaceSep expectedTBDSorta Mountain Stage RaceSeptember 2027 · expected · Borden, IN, United StatesHalfUltra

D-339Javelina Jangover Night RunsD-339TBDSCOTTSDALEUnited States🔥 23°₩67,000Entry feeJavelina Jangover Night RunsSat, September 18, 2027 · Scottsdale, AZ, United StatesUltra

D-339Porkies Wilderness RacesD-339Not yet openIRONWOODUnited States🧊 7°₩167,000Entry feePorkies Wilderness RacesSat, September 18, 2027 · Ironwood, MI, United StatesUltra

Sep expectedBandit Ultra TrailSep expectedTBDSIMI VALLEYUnited States☀️ 18°₩120,000Entry feeBandit Ultra TrailSeptember 2027 · expected · Los Angeles (Simi Valley), CA, United StatesUltra

Oct expectedThe Towpath MarathonOct expectedNot yet openCLEVELANDUnited States🌤️ 13°₩93,000Entry feeThe Towpath MarathonOctober 2027 · expected · Cleveland, OH, United StatesMarathonHalf10K

Oct expectedTrailway Trail RaceOct expectedTBDSOMERVILLEUnited States☀️ 21°₩80,000Entry feeTrailway Trail RaceOctober 2027 · expected · Somerville, TX, United StatesMarathonHalf10K5KUltra

D-2Chattanooga Mountains Stage RaceD-2OpenCHATTANOOGAUnited States☀️ 16°₩267,000Entry feeChattanooga Mountains Stage RaceFri, October 16, 2026 · Chattanooga, TN, United StatesUltra

D-4Buzz Sawyer Western Maryland Marathon/Half Marathon/10kD-4OpenHANCOCKUnited States🌤️ 13°₩93,000Entry feeBuzz Sawyer Western Maryland Marathon/Half Marathon/10kSun, October 18, 2026 · Hancock, MD, United StatesMarathonHalf10K

D-4Lake Tahoe Marathon EventsD-4OpenSOUTH LAKE TAHOEUnited States🌤️ 9°Lake Tahoe Marathon EventsSun, October 18, 2026 · South Lake Tahoe, CA, United StatesMarathon

D-9Commodore 24 Hour ChallengeD-9OpenPANAMA CITYUnited States🔥 23°₩133,000Entry feeCommodore 24 Hour ChallengeFri, October 23, 2026 · Panama City, FL, United StatesUltra

D-10Gate2Gate Trail RunD-10ClosedALACHUAUnited States☀️ 22°₩133,000Entry feeGate2Gate Trail RunSat, October 24, 2026 · Alachua, FL, United StatesUltra

D-17Fall Back into the Trails SeriesD-17OpenFall Back into the Trails SeriesSat, October 31, 2026 · Lagrangeville, NY, United StatesUltra

D-17Terror Trails UltraD-17OpenWAXHAWUnited States☀️ 17°₩60,000Entry feeTerror Trails UltraSat, October 31, 2026 · Waxhaw, NC, United StatesUltra

D-18Harvest Marathon RelayD-18OpenHOUSTONUnited States☀️ 21°₩87,000Entry feeHarvest Marathon RelaySun, November 1, 2026 · Houston, TX, United StatesMarathon

D-31Norris Ultra Dam Hard Trail RaceD-31OpenROCKY TOPUnited States🌤️ 15°₩73,000Entry feeNorris Ultra Dam Hard Trail RaceSat, November 14, 2026 · Rocky Top, TN, United StatesUltra

D-45Boundiful Endurance RunsD-45OpenHEMETUnited States☀️ 18°₩167,000Entry feeBoundiful Endurance RunsSat, November 28, 2026 · Hemet, CA, United StatesUltra

D-87River Ranch Resolution RunD-87OpenLIBERTY HILLUnited States☀️ 20°₩60,000Entry feeRiver Ranch Resolution RunSat, January 9, 2027 · Liberty Hill, TX, United StatesMarathonHalf10K5KUltra

D-122Woolley Trail RunsD-122TBDSEDRO WOOLLEYUnited States🌤️ 10°₩87,000Entry feeWoolley Trail RunsSat, February 13, 2027 · Sedro-Woolley, WA, United StatesMarathonHalfUltra

D-122Death by 5k Coldwater CreekD-122OpenMILTONUnited States☀️ 22°₩220,000Entry feeDeath by 5k Coldwater CreekSat, February 13, 2027 · Milton, FL, United StatesUltra

D-143Etown Trail ClassicD-143OpenELIZABETHTOWNUnited States🌤️ 14°₩40,000Entry feeEtown Trail ClassicSat, March 6, 2027 · Elizabethtown, KY, United States5KUltra

D-158Race to Space Marathon & Half MarathonD-158OpenHUNTSVILLEUnited States☀️ 18°₩60,000Entry feeRace to Space Marathon & Half MarathonSun, March 21, 2027 · Huntsville, AL, United StatesMarathonHalf

D-178MadCity UltrasD-178Not yet openMADISONUnited States🌤️ 9°₩160,000Entry feeMadCity UltrasSat, April 10, 2027 · Madison, WI, United StatesUltra

D-185Stillhouse 100KD-185OpenStillhouse 100KSat, April 17, 2027 · Soddy-Daisy, TN, United StatesUltra

D-186The Jersey City Marathon & Half Marathon Marquee Experience at NewportD-186OpenJERSEY CITYUnited States🌤️ 15°₩200,000Entry feeThe Jersey City Marathon & Half Marathon Marquee Experience at NewportSun, April 18, 2027 · Jersey City, NJ, United StatesMarathonHalf

D-200Collegeville UltraD-200OpenCOLLEGEVILLEUnited States🧊 7°₩53,000Entry feeCollegeville UltraSun, May 2, 2027 · Collegeville, MN, United StatesUltra

D-213Endure Trail RunsD-213Not yet openDIVIDEUnited States🧊 7°₩80,000Entry feeEndure Trail RunsSat, May 15, 2027 · Divide, CO, United StatesMarathon

D-220Run for AmmaD-220Not yet openLOS GATOSUnited States☀️ 16°Run for AmmaSat, May 22, 2027 · Los Gatos, CA, United StatesUltra

D-227River's Edge Trail RaceD-227OpenGEORGETOWNUnited States☀️ 21°₩93,000Entry feeRiver's Edge Trail RaceSat, May 29, 2027 · Georgetown, TX, United StatesUltra

Sep expectedBootleg MarathonSep expectedTBDOAK RIDGEUnited States🌤️ 15°₩60,000Entry feeBootleg MarathonSeptember 2027 · expected · Oak Ridge, TN, United StatesMarathonHalf

Sep expectedBurning Man UltraSep expectedTBDBLACK ROCK CITYUnited States🌤️ 10°Burning Man UltraSeptember 2027 · expected · Black Rock City, NV, United StatesUltra

Sep expectedWabash Trace Running FestivalSep expectedTBDSHENANDOAHUnited States🌤️ 11°₩33,000Entry feeWabash Trace Running FestivalSeptember 2027 · expected · Shenandoah, IA, United StatesMarathonHalf10K5K

D-332Malad Valley MarathonD-332OpenMALAD CITYUnited States🌤️ 8°₩33,000Entry feeMalad Valley MarathonSat, September 11, 2027 · Malad City, ID, United StatesMarathonHalf10K5K

Sep expectedPisgah Mountain Trail RacesSep expectedTBDCHESTERFIELDUnited States🌤️ 9°₩87,000Entry feePisgah Mountain Trail RacesSeptember 2027 · expected · Chesterfield, NH, United StatesUltra

D-339Trails 4 TailsD-339Not yet openHANOVERUnited States🌤️ 13°₩73,000Entry feeTrails 4 TailsSat, September 18, 2027 · Hanover (NH), PA, United StatesUltra

Sep expectedLaurel Highlands Ultra - Fall ClassicSep expectedNot yet openSOMERSETUnited States🌤️ 11°₩233,000Entry feeLaurel Highlands Ultra - Fall ClassicSeptember 2027 · expected · Somerset, PA, United StatesUltra

Sep expectedBelleville Main Street Marathon & Half MarathonSep expectedTBDBELLEVILLEUnited States🌤️ 14°₩160,000Entry feeBelleville Main Street Marathon & Half MarathonSeptember 2027 · expected · Belleville, IL, United StatesMarathonHalf

D-346The Divide Trail RaceD-346TBDBUTTEUnited States🧊 3°₩93,000Entry feeThe Divide Trail RaceSat, September 25, 2027 · Butte, MT, United StatesMarathonHalfUltra

Oct expectedChernisky Ghost Town Trail-a-thonOct expectedTBDEBENSBURGUnited States🌤️ 10°₩53,000Entry feeChernisky Ghost Town Trail-a-thonOctober 2027 · expected · Ebensburg, PA, United StatesMarathon5K

Oct expectedGreenbrier River Trail Marathon & Half MarathonOct expectedTBDMARLINTONUnited States🌤️ 11°₩93,000Entry feeGreenbrier River Trail Marathon & Half MarathonOctober 2027 · expected · Marlinton, WV, United StatesMarathonHalf

Oct expectedNJ Trail Series One DayOct expectedTBDAUGUSTAUnited States🌤️ 15°₩200,000Entry feeNJ Trail Series One DayOctober 2027 · expected · Augusta, NJ, United StatesMarathonUltra

Oct expectedLong Hunter Trail RunsOct expectedTBDLong Hunter Trail RunsOctober 2027 · expected · Hermitage, TN, United StatesUltra

Oct expectedThe Long View MarathonOct expectedTBDFORT COLLINSUnited States🌤️ 10°₩60,000Entry feeThe Long View MarathonOctober 2027 · expected · Fort Collins, CO, United StatesMarathonHalf5K

D-3Orange Dirt Trail SeriesD-3OpenSTILLWATERUnited States☀️ 16°₩60,000Entry feeOrange Dirt Trail SeriesSat, October 17, 2026 · Stillwater, OK, United StatesMarathonHalf10K5K

D-3No Man's Land Trail RunD-3ClosedLAKE CHARLESUnited States☀️ 22°₩107,000Entry feeNo Man's Land Trail RunSat, October 17, 2026 · Lake Charles, LA, United StatesUltra

D-10Mammoth Cave 50K/25KD-10ClosedPARK CITYUnited States🌤️ 11°₩113,000Entry feeMammoth Cave 50K/25KSat, October 24, 2026 · Park City, KY, United StatesUltra

D-10Hueston Woods Trail RaceD-10OpenHUESTON WOODS STATE PARKUnited States🌤️ 12°₩53,000Entry feeHueston Woods Trail RaceSat, October 24, 2026 · Hueston Woods State Park, OH, United StatesHalf10K5KUltra

D-10New Hope Wesleyan Ultra Trail RunD-10OpenCORYDONUnited States🌤️ 14°₩60,000Entry feeNew Hope Wesleyan Ultra Trail RunSat, October 24, 2026 · Corydon, IN, United StatesUltra

D-10Prisoner of War Trail Race (50k - 25k - 8mi)D-10OpenPrisoner of War Trail Race (50k - 25k - 8mi)Sat, October 24, 2026 · Spartanburg, SC, United StatesUltra

D-11Lost Souls Trail RunD-11OpenSMITHVILLEUnited States☀️ 22°₩80,000Entry feeLost Souls Trail RunSun, October 25, 2026 · Smithville, TX, United StatesUltra

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 28 races on this page are open for entry right now.