Marathon calendar — United States

D-342Javelina Jangover Night RunsD-342TBDSCOTTSDALEUnited States🔥 23°₩69,000Entry feeJavelina Jangover Night RunsSat, September 18, 2027 · Scottsdale, AZ, United StatesUltra

D-342Porkies Wilderness RacesD-342Not yet openIRONWOODUnited States🧊 7°₩173,000Entry feePorkies Wilderness RacesSat, September 18, 2027 · Ironwood, MI, United StatesUltra

Sep expectedBandit Ultra TrailSep expectedTBDSIMI VALLEYUnited States☀️ 18°₩125,000Entry feeBandit Ultra TrailSeptember 2027 · expected · Los Angeles (Simi Valley), CA, United StatesUltra

Oct expectedThe Towpath MarathonOct expectedNot yet openCLEVELANDUnited States🌤️ 13°₩97,000Entry feeThe Towpath MarathonOctober 2027 · expected · Cleveland, OH, United StatesMarathonHalf10K

D-5Chattanooga Mountains Stage RaceD-5OpenCHATTANOOGAUnited States☀️ 16°₩277,000Entry feeChattanooga Mountains Stage RaceFri, October 16, 2026 · Chattanooga, TN, United StatesUltra

D-7Buzz Sawyer Western Maryland Marathon/Half Marathon/10kD-7OpenHANCOCKUnited States🌤️ 13°₩97,000Entry feeBuzz Sawyer Western Maryland Marathon/Half Marathon/10kSun, October 18, 2026 · Hancock, MD, United StatesMarathonHalf10K

D-7Lake Tahoe Marathon EventsD-7OpenSOUTH LAKE TAHOEUnited States🌤️ 9°Lake Tahoe Marathon EventsSun, October 18, 2026 · South Lake Tahoe, CA, United StatesMarathon

D-12Commodore 24 Hour ChallengeD-12OpenPANAMA CITYUnited States🔥 23°₩139,000Entry feeCommodore 24 Hour ChallengeFri, October 23, 2026 · Panama City, FL, United StatesUltra

D-13Gate2Gate Trail RunD-13OpenALACHUAUnited States☀️ 22°₩139,000Entry feeGate2Gate Trail RunSat, October 24, 2026 · Alachua, FL, United StatesUltra

D-20Fall Back into the Trails SeriesD-20OpenFall Back into the Trails SeriesSat, October 31, 2026 · Lagrangeville, NY, United StatesUltra

D-20Terror Trails UltraD-20OpenWAXHAWUnited States☀️ 17°₩62,000Entry feeTerror Trails UltraSat, October 31, 2026 · Waxhaw, NC, United StatesUltra

D-21Harvest Marathon RelayD-21OpenHOUSTONUnited States☀️ 21°₩90,000Entry feeHarvest Marathon RelaySun, November 1, 2026 · Houston, TX, United StatesMarathon

D-34Norris Ultra Dam Hard Trail RaceD-34OpenROCKY TOPUnited States🌤️ 15°₩76,000Entry feeNorris Ultra Dam Hard Trail RaceSat, November 14, 2026 · Rocky Top, TN, United StatesUltra

D-48Boundiful Endurance RunsD-48OpenHEMETUnited States☀️ 18°₩173,000Entry feeBoundiful Endurance RunsSat, November 28, 2026 · Hemet, CA, United StatesUltra

D-90River Ranch Resolution RunD-90OpenLIBERTY HILLUnited States☀️ 20°₩62,000Entry feeRiver Ranch Resolution RunSat, January 9, 2027 · Liberty Hill, TX, United StatesMarathonHalf10K5KUltra

D-125Woolley Trail RunsD-125TBDSEDRO WOOLLEYUnited States🌤️ 10°₩90,000Entry feeWoolley Trail RunsSat, February 13, 2027 · Sedro-Woolley, WA, United StatesMarathonHalfUltra

D-125Death by 5k Coldwater CreekD-125OpenMILTONUnited States☀️ 22°₩229,000Entry feeDeath by 5k Coldwater CreekSat, February 13, 2027 · Milton, FL, United StatesUltra

D-153Etown Trail ClassicD-153OpenELIZABETHTOWNUnited States🌤️ 14°₩42,000Entry feeEtown Trail ClassicSat, March 13, 2027 · Elizabethtown, KY, United States5KUltra

D-161Race to Space Marathon & Half MarathonD-161OpenHUNTSVILLEUnited States☀️ 18°₩62,000Entry feeRace to Space Marathon & Half MarathonSun, March 21, 2027 · Huntsville, AL, United StatesMarathonHalf

D-181MadCity UltrasD-181Not yet openMADISONUnited States🌤️ 9°₩166,000Entry feeMadCity UltrasSat, April 10, 2027 · Madison, WI, United StatesUltra

D-188Stillhouse 100KD-188OpenStillhouse 100KSat, April 17, 2027 · Soddy-Daisy, TN, United StatesUltra

D-189The Jersey City Marathon & Half Marathon Marquee Experience at NewportD-189OpenJERSEY CITYUnited States🌤️ 15°₩208,000Entry feeThe Jersey City Marathon & Half Marathon Marquee Experience at NewportSun, April 18, 2027 · Jersey City, NJ, United StatesMarathonHalf

D-203Collegeville UltraD-203OpenCOLLEGEVILLEUnited States🧊 7°₩55,000Entry feeCollegeville UltraSun, May 2, 2027 · Collegeville, MN, United StatesUltra

D-216Endure Trail RunsD-216Not yet openDIVIDEUnited States🧊 7°₩83,000Entry feeEndure Trail RunsSat, May 15, 2027 · Divide, CO, United StatesMarathon

D-223Run for AmmaD-223Not yet openLOS GATOSUnited States☀️ 16°Run for AmmaSat, May 22, 2027 · Los Gatos, CA, United StatesUltra

D-230River's Edge Trail RaceD-230OpenGEORGETOWNUnited States☀️ 21°₩97,000Entry feeRiver's Edge Trail RaceSat, May 29, 2027 · Georgetown, TX, United StatesUltra

Sep expectedBootleg MarathonSep expectedTBDOAK RIDGEUnited States🌤️ 15°₩62,000Entry 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°₩35,000Entry feeWabash Trace Running FestivalSeptember 2027 · expected · Shenandoah, IA, United StatesMarathonHalf10K5K

D-335Malad Valley MarathonD-335OpenMALAD CITYUnited States🌤️ 8°₩35,000Entry feeMalad Valley MarathonSat, September 11, 2027 · Malad City, ID, United StatesMarathonHalf10K5K

Sep expectedPisgah Mountain Trail RacesSep expectedTBDCHESTERFIELDUnited States🌤️ 9°₩90,000Entry feePisgah Mountain Trail RacesSeptember 2027 · expected · Chesterfield, NH, United StatesUltra

D-342Trails 4 TailsD-342Not yet openHANOVERUnited States🌤️ 13°₩76,000Entry feeTrails 4 TailsSat, September 18, 2027 · Hanover (NH), PA, United StatesUltra

Sep expectedLaurel Highlands Ultra - Fall ClassicSep expectedNot yet openSOMERSETUnited States🌤️ 11°₩243,000Entry feeLaurel Highlands Ultra - Fall ClassicSeptember 2027 · expected · Somerset, PA, United StatesUltra

Sep expectedBelleville Main Street Marathon & Half MarathonSep expectedTBDBELLEVILLEUnited States🌤️ 14°₩166,000Entry feeBelleville Main Street Marathon & Half MarathonSeptember 2027 · expected · Belleville, IL, United StatesMarathonHalf

D-349The Divide Trail RaceD-349TBDBUTTEUnited States🧊 3°₩97,000Entry feeThe Divide Trail RaceSat, September 25, 2027 · Butte, MT, United StatesMarathonHalfUltra

Oct expectedChernisky Ghost Town Trail-a-thonOct expectedTBDEBENSBURGUnited States🌤️ 10°₩55,000Entry feeChernisky Ghost Town Trail-a-thonOctober 2027 · expected · Ebensburg, PA, United StatesMarathon5K

Oct expectedGreenbrier River Trail Marathon & Half MarathonOct expectedTBDMARLINTONUnited States🌤️ 11°₩97,000Entry feeGreenbrier River Trail Marathon & Half MarathonOctober 2027 · expected · Marlinton, WV, United StatesMarathonHalf

Oct expectedNJ Trail Series One DayOct expectedTBDAUGUSTAUnited States🌤️ 15°₩208,000Entry feeNJ Trail Series One DayOctober 2027 · expected · Augusta, NJ, United StatesMarathonUltra

D-DAYBreckenridge RunFestD-DAYOpenBRECKENRIDGEUnited States🧊 0°₩90,000Entry feeBreckenridge RunFestSun, October 11, 2026 · Breckenridge, CO, United StatesMarathonHalf

D-6Orange Dirt Trail SeriesD-6OpenSTILLWATERUnited States☀️ 16°₩62,000Entry feeOrange Dirt Trail SeriesSat, October 17, 2026 · Stillwater, OK, United StatesMarathonHalf10K5K

D-6No Man's Land Trail RunD-6ClosedLAKE CHARLESUnited States☀️ 22°₩111,000Entry feeNo Man's Land Trail RunSat, October 17, 2026 · Lake Charles, LA, United StatesUltra

D-13Mammoth Cave 50K/25KD-13ClosedPARK CITYUnited States🌤️ 11°₩118,000Entry feeMammoth Cave 50K/25KSat, October 24, 2026 · Park City, KY, United StatesUltra

D-13Hueston Woods Trail RaceD-13OpenHUESTON WOODS STATE PARKUnited States🌤️ 12°₩55,000Entry feeHueston Woods Trail RaceSat, October 24, 2026 · Hueston Woods State Park, OH, United StatesHalf10K5KUltra

D-13New Hope Wesleyan Ultra Trail RunD-13OpenCORYDONUnited States🌤️ 14°₩62,000Entry feeNew Hope Wesleyan Ultra Trail RunSat, October 24, 2026 · Corydon, IN, United StatesUltra

D-13Prisoner of War Trail Race (50k - 25k - 8mi)D-13OpenPrisoner of War Trail Race (50k - 25k - 8mi)Sat, October 24, 2026 · Spartanburg, SC, United StatesUltra

D-14Lost Souls Trail RunD-14OpenSMITHVILLEUnited States☀️ 22°₩83,000Entry feeLost Souls Trail RunSun, October 25, 2026 · Smithville, TX, United StatesUltra

D-20RUN ROCKAWAY BEACH NYC OCEAN MARATHOND-20OpenFAR ROCKAWAYUnited States🌤️ 15°₩166,000Entry feeRUN ROCKAWAY BEACH NYC OCEAN MARATHONSat, October 31, 2026 · Far Rockaway, NY, United StatesMarathon

D-27Keweenaw UltramarathonD-27OpenKeweenaw UltramarathonSat, November 7, 2026 · Houghton, MI, United StatesUltra

D-27Mental Health Ultra MarathonD-27OpenMental Health Ultra MarathonSat, November 7, 2026 · Newnan, GA, United StatesUltra

D-34Rosaryville Veterans Day Trail RaceD-34OpenRosaryville Veterans Day Trail RaceSat, November 14, 2026 · Upper Marlboro, MD, United StatesUltra

D-35Creek Trail CrusherD-35OpenPARAGOULDUnited States☀️ 16°₩83,000Entry feeCreek Trail CrusherSun, November 15, 2026 · Paragould, AR, United StatesUltra

D-41Pere Malfait Trail RaceD-41OpenBASTROPUnited States☀️ 21°₩76,000Entry feePere Malfait Trail RaceSat, November 21, 2026 · Bastrop, LA, United StatesUltra

D-48Turkey Burn UltraD-48OpenCLERMONTUnited States🔥 23°₩208,000Entry feeTurkey Burn UltraSat, November 28, 2026 · Clermont, FL, United StatesUltra

D-552026 Death Valley Trail Marathon & Half MarathonD-55OpenDEATH VALLEYUnited States☀️ 19°₩371,000Entry fee2026 Death Valley Trail Marathon & Half MarathonSat, December 5, 2026 · Furnace Creek, CA, United StatesMarathonHalf

D-56Tidewater Strider Dismal Swamp 50K / Marathon /Half Marathon/50K RelayD-56OpenCHESAPEAKEUnited States☀️ 18°₩97,000Entry feeTidewater Strider Dismal Swamp 50K / Marathon /Half Marathon/50K RelaySun, December 6, 2026 · Chesapeake, VA, United StatesMarathonHalfUltra

D-56Guana 50K and 12K Trail RacesD-56OpenPONTE VEDRA BEACHUnited States🔥 24°₩47,000Entry feeGuana 50K and 12K Trail RacesSun, December 6, 2026 · Ponte Vedra Beach, FL, United StatesUltra

D-62Magnolia Magic River Trail RunD-62OpenPILOT HILLUnited States☀️ 18°₩81,000Entry feeMagnolia Magic River Trail RunSat, December 12, 2026 · Pilot Hill, CA, United StatesUltra

D-62Emerald Coast UltraD-62Not yet openPENSACOLAUnited States☀️ 22°Emerald Coast UltraSat, December 12, 2026 · Pensacola, FL, United StatesUltra

D-69Ancient Oaks 100-Mile Endurance RunD-69ClosedTITUSVILLEUnited States🌤️ 15°Ancient Oaks 100-Mile Endurance RunSat, December 19, 2026 · Titusville, FL, United StatesUltra

D-90The Great Scorpion Trail RunD-90OpenMERIDIANUnited States☀️ 19°₩62,000Entry feeThe Great Scorpion Trail RunSat, January 9, 2027 · Meridian, MS, United StatesUltra

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 37 races on this page are open for entry right now.