Marathon calendar — United States

Sep expectedRockin' Rockwoods 53K and 1/2 MarathonSep expectedTBDRockin' Rockwoods 53K and 1/2 MarathonSeptember 2027 · expected · Wildwood, MO, United StatesUltra

Sep expectedGranite Mountain GrindSep expectedTBDPRESCOTTUnited States🌤️ 15°₩118,000Entry feeGranite Mountain GrindSeptember 2027 · expected · Prescott, AZ, United StatesUltra

Sep expectedThe Lakes TrailFestSep expectedTBDPALMERUnited States🧊 0°₩55,000Entry feeThe Lakes TrailFestSeptember 2027 · expected · Palmer, AK, United States10K5KUltra

Sep expectedMedal Madness 5K, 10K, 13.1M & 26.2M at Colonial Heights, VA (39)Sep expectedTBDCOLONIAL HEIGHTSUnited States🌤️ 15°₩42,000Entry feeMedal Madness 5K, 10K, 13.1M & 26.2M at Colonial Heights, VA (39)September 2027 · expected · Colonial Heights, VA, United StatesMarathonHalf10K5K

Sep expectedSky IslandSep expectedTBDFORT DAVISUnited States☀️ 18°₩179,000Entry feeSky IslandSeptember 2027 · expected · Fort Davis, TX, United StatesUltra

D-353KROP - Kaizen Rite of PassageD-353OpenTAHLEQUAHUnited States🌤️ 16°₩62,000Entry feeKROP - Kaizen Rite of PassageSat, September 25, 2027 · Tahlequah, OK, United StatesUltra

Sep expectedSeiz Up: A Run for Epilepsy AwarenessSep expectedTBDGULF BREEZEUnited States☀️ 22°₩28,000Entry feeSeiz Up: A Run for Epilepsy AwarenessSeptember 2027 · expected · Gulf Breeze, FL, United StatesMarathonHalf5K

Sep expectedSundown Rundown - Fifth Street Cross EditionSep expectedTBDEMMAUSUnited States🌤️ 12°₩62,000Entry feeSundown Rundown - Fifth Street Cross EditionSeptember 2027 · expected · Emmaus, PA, United StatesMarathon

Sep expectedB2B, Bridge to Bridge Relay RunSep expectedNot yet openWASHINGTON CROSSINGUnited States🌤️ 13°₩69,000Entry feeB2B, Bridge to Bridge Relay RunSeptember 2027 · expected · Washington Crossing, PA, United StatesUltra

D-353Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter MarathonD-353Not yet openJACKSONUnited States🌤️ 13°₩90,000Entry feeJackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter MarathonSat, September 25, 2027 · Jackson, WY, United StatesMarathonHalf

Sep expectedSawatch AscentSep expectedTBDNATHROPUnited States🧊 3°₩221,000Entry feeSawatch AscentSeptember 2027 · expected · Nathrop, CO, United StatesUltra

Sep expectedEstes EpicSep expectedTBDESTES PARKUnited States🧊 4°₩139,000Entry feeEstes EpicSeptember 2027 · expected · Estes Park, CO, United StatesUltra

D-354Vermont 50 Mountain Bike or Ultra RunD-354Not yet openBROWNSVILLEUnited States🌤️ 8°₩243,000Entry feeVermont 50 Mountain Bike or Ultra RunSun, September 26, 2027 · Brownsville, VT, United StatesUltra

Oct expectedDC Peaks 100Oct expectedNot yet openNORTH SALT LAKEUnited States🌤️ 9°₩415,000Entry feeDC Peaks 100October 2027 · expected · North Salt Lake, UT, United StatesUltra

Oct expectedTryon Farm 4 Miler/8 Miler/25k/50k and 2 mile Fun Run/WalkOct expectedTBDMICHIGAN CITYUnited States🌤️ 12°₩70,000Entry feeTryon Farm 4 Miler/8 Miler/25k/50k and 2 mile Fun Run/WalkOctober 2027 · expected · Michigan City, IN, United StatesUltra

Oct expectedLeavenworth Marathon & Half MarathonOct expectedNot yet openLEAVENWORTHUnited States🧊 6°₩201,000Entry feeLeavenworth Marathon & Half MarathonOctober 2027 · expected · Leavenworth, WA, United StatesMarathonHalf

Oct expectedNew Hampshire Marathon, Half Marathon and 10KOct expectedTBDBRISTOLUnited States🌤️ 9°₩55,000Entry feeNew Hampshire Marathon, Half Marathon and 10KOctober 2027 · expected · Bristol, NH, United StatesMarathonHalf10K

Oct expectedFlagstaff Marathon Presented by Cambium Wealth and Legacy StrategiesOct expectedNot yet openFLAGSTAFFUnited States🌤️ 12°₩108,000Entry feeFlagstaff Marathon Presented by Cambium Wealth and Legacy StrategiesOctober 2027 · expected · Flagstaff, AZ, United StatesMarathonHalf10K

Oct expectedArkansas Traveller 100Oct expectedNot yet openPERRYVILLEUnited States☀️ 17°₩326,000Entry feeArkansas Traveller 100October 2027 · expected · Perryville, AR, United StatesUltra

Oct expectedSwiss Valley Trail RacesOct expectedNot yet openSwiss Valley Trail RacesOctober 2027 · expected · Peosta, IA, United StatesUltra

Oct expectedThe Bear ChaseOct expectedNot yet openLAKEWOODUnited States🌤️ 9°₩69,000Entry feeThe Bear ChaseOctober 2027 · expected · Lakewood, CO, United StatesUltra

Oct expectedPerpetua CoastOct expectedNot yet openYACHATSUnited States🌤️ 13°₩111,000Entry feePerpetua CoastOctober 2027 · expected · Yachats, OR, United StatesUltra

Oct expectedThe NaturalistOct expectedNot yet openFRANKLINUnited States🌤️ 14°₩111,000Entry feeThe NaturalistOctober 2027 · expected · Franklin, NC, United StatesUltra

Oct expectedBuck 50Oct expectedNot yet openKATTSKILL BAYUnited States🌤️ 8°₩194,000Entry feeBuck 50October 2027 · expected · Kattskill bay, NY, United StatesUltra

Oct expectedWater Gap 50k and HalfOct expectedTBDMILFORDUnited States🌤️ 10°₩104,000Entry feeWater Gap 50k and HalfOctober 2027 · expected · Milford, PA, United StatesUltra

Oct expectedYankee Springs Fall FestivalOct expectedNot yet openYankee Springs Fall FestivalOctober 2027 · expected · Middleville, MI, United StatesUltra

Oct expectedThe Bull Mountain EpicOct expectedNot yet openDAHLONEGAUnited States🌤️ 16°₩132,000Entry feeThe Bull Mountain EpicOctober 2027 · expected · Dahlonega, GA, United StatesUltra

Oct expectedHaunted 5K, 10K, 13.1M & 26.2M at Stillwater, OK (40)Oct expectedTBDSTILLWATERUnited States☀️ 16°₩42,000Entry feeHaunted 5K, 10K, 13.1M & 26.2M at Stillwater, OK (40)October 2027 · expected · Stillwater, OK, United StatesMarathonHalf10K5K

Oct expectedHaunted 5K, 10K, 13.1M & 26.2M at Beavercreek, OH (40)Oct expectedTBDBEAVERCREEKUnited States🌤️ 13°₩42,000Entry feeHaunted 5K, 10K, 13.1M & 26.2M at Beavercreek, OH (40)October 2027 · expected · Beavercreek, OH, United StatesMarathonHalf10K5K

Oct expectedHaunted 5K, 10K, 13.1M & 26.2M at Longview, TX (40)Oct expectedTBDLONGVIEWUnited States☀️ 20°₩42,000Entry feeHaunted 5K, 10K, 13.1M & 26.2M at Longview, TX (40)October 2027 · expected · Longview, TX, United StatesMarathonHalf10K5K

Oct expectedMIDNIGHT RECONOct expectedTBDFAYETTEVILLEUnited States🌤️ 14°₩276,000Entry feeMIDNIGHT RECONOctober 2027 · expected · Fayetteville, AR, United StatesUltra

Oct expectedRun to Defeat the Monsters- Domestic ViolenceOct expectedTBDWARRIORUnited States☀️ 17°₩62,000Entry feeRun to Defeat the Monsters- Domestic ViolenceOctober 2027 · expected · Warrior, AL, United StatesUltra

Oct expectedSleeping Bear Marathon, Half Marathon & 5KOct expectedTBDEMPIREUnited States🌤️ 10°₩83,000Entry feeSleeping Bear Marathon, Half Marathon & 5KOctober 2027 · expected · Empire, MI, United StatesMarathonHalf5K

D-360LOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MARATHON & MARATHOND-360Not yet openSAN LEANDROUnited States☀️ 16°₩69,000Entry feeLOOK GOOD FEEL GOOD SAN LEANDRO 5K, 10, HALF MARATHON & MARATHONSat, October 2, 2027 · San Leandro, CA, United StatesMarathonHalf10K5K

Oct expectedColorado Springs Marathon, Half, 5K, and Kids KOct expectedNot yet openCOLORADO SPRINGSUnited States🧊 7°₩76,000Entry feeColorado Springs Marathon, Half, 5K, and Kids KOctober 2027 · expected · Colorado Springs, CO, United StatesMarathonHalf5K

Oct expectedBlues CruiseOct expectedNot yet openREADINGUnited States🌤️ 12°₩180,000Entry feeBlues CruiseOctober 2027 · expected · Reading, PA, United StatesUltra

Oct expectedHua Sports 5K, Half Marathon and MarathonOct expectedTBDPOINT OF ROCKSUnited States🌤️ 13°₩55,000Entry feeHua Sports 5K, Half Marathon and MarathonOctober 2027 · expected · Point of Rocks, MD, United StatesMarathonHalf5K

Oct expectedWaterville Marathon - Full/Half/10K/5K - Running FestivalOct expectedTBDWATERVILLEUnited States🌤️ 9°₩62,000Entry feeWaterville Marathon - Full/Half/10K/5K - Running FestivalOctober 2027 · expected · Waterville, ME, United StatesMarathonHalf10K5K

Oct expectedTrinity Health Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • Marathon Relay • Half-Marathon WalkOct expectedTBDANN ARBORUnited States🌤️ 10°₩86,000Entry feeTrinity Health Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • Marathon Relay • Half-Marathon WalkOctober 2027 · expected · Ann Arbor, MI, United StatesMarathonHalf10K5K

Oct expectedBHM26.2 The Alabama Race SeriesOct expectedNot yet openHOOVERUnited States☀️ 18°₩83,000Entry feeBHM26.2 The Alabama Race SeriesOctober 2027 · expected · Hoover, AL, United StatesMarathonHalf10K5K

Oct expectedWindsor Marathon, Half Marathon, 10k, 5k & 1 Mile RunOct expectedTBDWINDSORUnited States🌤️ 10°₩97,000Entry feeWindsor Marathon, Half Marathon, 10k, 5k & 1 Mile RunOctober 2027 · expected · Windsor, CO, United StatesMarathonHalf10K5K

Oct expectedYuba GoldOct expectedTBDNEVADA CITYUnited States🌤️ 16°₩42,000Entry feeYuba GoldOctober 2027 · expected · Nevada City, CA, United StatesUltra

Oct expectedIronHike Mohawk Mountain FallOct expectedTBDCORNWALLUnited States🌤️ 10°₩250,000Entry feeIronHike Mohawk Mountain FallOctober 2027 · expected · Cornwall, CT, United StatesUltra

D-367Raquette River Marathon, Half, 10k, and 5kD-367Not yet openPOTSDAMUnited States🌤️ 9°₩35,000Entry feeRaquette River Marathon, Half, 10k, and 5kSat, October 9, 2027 · Potsdam, NY, United StatesMarathonHalf10K

D-374PRESALE! 2027 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5KD-374OpenATLANTIC CITYUnited States🌤️ 16°₩49,000Entry feePRESALE! 2027 AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5KSat, October 16, 2027 · Atlantic City, NJ, United StatesMarathonHalf10K5K

D-3953 State Marathon - 26.2 - 13.1 - 10K - 5KD-395Not yet openMESQUITEUnited States☀️ 17°₩55,000Entry fee3 State Marathon - 26.2 - 13.1 - 10K - 5KSat, November 6, 2027 · Mesquite, NV, United StatesMarathonHalf10K5K

Kachess Ridge 50TBDCLE ELUMUnited States🧊 5°₩250,000Entry feeKachess Ridge 50Cle Elum, WA, United StatesUltra

The Micro: Breaking 4TBDWALKERUnited States🌤️ 10°The Micro: Breaking 4Walker, MI, United StatesMarathon

The Next Loop Endurance Series | Deer Grove EastTBDPALATINEUnited States🌤️ 11°₩173,000Entry feeThe Next Loop Endurance Series | Deer Grove EastPalatine, IL, United StatesUltra

The Next Loop Endurance Series | Cliff Cave ParkTBDST LOUISUnited States🌤️ 14°₩173,000Entry feeThe Next Loop Endurance Series | Cliff Cave ParkSt. Louis, MO, United StatesUltra

The Next Loop 40M/50M Challenge | Half Day Forest PreserveTBDVERNON HILLSUnited States🌤️ 11°₩312,000Entry feeThe Next Loop 40M/50M Challenge | Half Day Forest PreserveVernon Hills, IL, United StatesUltra

Another Dam 50k & 25kTBDENGLEWOODUnited States🌤️ 12°₩90,000Entry feeAnother Dam 50k & 25kEnglewood, OH, United StatesUltra

Tour De ToleranceTBDSANTA TERESAUnited States☀️ 18°₩49,000Entry feeTour De ToleranceSanta Teresa, NM, United States5KUltra

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 2 races on this page are open for entry right now.