Marathon calendar — Americas

Sep expectedSackets Harbor Marathon & Half MarathonSep expectedTBDSACKETS HARBORUnited States🌤️ 11°₩179,000Entry feeSackets Harbor Marathon & Half MarathonSeptember 2027 · expected · Sackets Harbor, NY, United StatesMarathonHalf

Sep expectedHocking Hills Trail RunSep expectedTBDLOGANUnited States🌤️ 13°₩49,000Entry feeHocking Hills Trail RunSeptember 2027 · expected · Logan, OH, United StatesUltra

Sep expectedBoston or Bust MarathonSep expectedTBDHUNTSVILLEUnited States☀️ 18°₩97,000Entry feeBoston or Bust MarathonSeptember 2027 · expected · Huntsville, AL, United StatesMarathonHalf

Sep expectedAdrenaline RacesSep expectedTBDWEST BENDUnited States🌤️ 10°₩55,000Entry feeAdrenaline RacesSeptember 2027 · expected · West Bend, WI, United StatesMarathonHalf10K5K

Oct expectedArches MarathonOct expectedTBDMOABUnited States🌤️ 11°₩173,000Entry feeArches MarathonOctober 2027 · expected · Moab, UT, United StatesUltra

Oct expectedCanyon De Chelly UltraOct expectedTBDNAVAJO RESERVATIONUnited States🌤️ 11°₩270,000Entry feeCanyon De Chelly UltraOctober 2027 · expected · Navajo Reservation, AZ, United StatesUltra

Oct expectedGandy Dancer MarathonOct expectedTBDLUCKUnited States🧊 7°₩76,000Entry feeGandy Dancer MarathonOctober 2027 · expected · Luck, WI, United StatesMarathonHalf5K

D-DAYGreen Monster Trail ChallengeD-DAYClosedWELLSBOROUnited States🌤️ 10°₩118,000Entry feeGreen Monster Trail ChallengeSun, October 11, 2026 · Wellsboro, PA, United StatesUltra

D-6Blue Ridge UltraD-6OpenBLUE RIDGEUnited States🌤️ 15°₩194,000Entry feeBlue Ridge UltraSat, October 17, 2026 · Blue Ridge, GA, United StatesUltra

D-6Idaho Running DayD-6OpenBOISEUnited States🌤️ 11°₩76,000Entry feeIdaho Running DaySat, October 17, 2026 · Boise, ID, United StatesMarathonHalf10K5K

D-27Mt. Tam Trail RunD-27ClosedSTINSON BEACHUnited States🌤️ 16°₩118,000Entry feeMt. Tam Trail RunSat, November 7, 2026 · Stinson Beach, CA, United StatesUltra

D-41Duncan Ridge TrailD-41OpenBLAIRSVILLEUnited States🌤️ 13°₩90,000Entry feeDuncan Ridge TrailSat, November 21, 2026 · Blairsville, GA, United StatesUltra

D-49Maratón los MochisD-49OpenLOS MOCHISMexico🔥 27°Maratón los MochisSun, November 29, 2026 · Los Mochis, MexicoMarathon

D-55Jackson County UltrasD-55OpenBROWNSTOWNUnited States🌤️ 13°₩76,000Entry feeJackson County UltrasSat, December 5, 2026 · Brownstown, IN, United StatesUltra

D-63Keesler Federal Mississippi Gulf Coast MarathonD-63OpenBILOXIUnited States☀️ 22°₩55,000Entry feeKeesler Federal Mississippi Gulf Coast MarathonSun, December 13, 2026 · Biloxi, MS, United StatesMarathonHalf

D-97Tsali UltraD-97OpenBRYSON CITYUnited States🌤️ 14°₩118,000Entry feeTsali UltraSat, January 16, 2027 · Bryson City, NC, United StatesUltra

D-98Crystal Springs Trail RunD-98OpenWOODSIDEUnited States🌤️ 15°₩90,000Entry feeCrystal Springs Trail RunSun, January 17, 2027 · Woodside, CA, United StatesMarathonHalfUltra

D-118Groundhog Day MarathonD-118OpenWALKERUnited States🌤️ 10°₩130,000Entry feeGroundhog Day MarathonSat, February 6, 2027 · Walker, MI, United StatesMarathonHalf

D-174Oak Mountain 50KD-174OpenPELHAMUnited States☀️ 18°₩76,000Entry feeOak Mountain 50KSat, April 3, 2027 · Pelham, AL, United StatesUltra

D-174Publix Savannah Women's Half and 5KD-174OpenSAVANNAHUnited States☀️ 21°₩83,000Entry feePublix Savannah Women's Half and 5KSat, April 3, 2027 · Savannah, GA, United StatesHalf5K

D-175Virginia Creeper MarathonD-175OpenABINGDONUnited States🌤️ 12°₩21,000Entry feeVirginia Creeper MarathonSun, April 4, 2027 · Abingdon, VA, United StatesMarathon

D-196The Jim Thorpe Area Running FestivalD-196OpenJIM THORPEUnited States🌤️ 11°₩110,000Entry feeThe Jim Thorpe Area Running FestivalSun, April 25, 2027 · Jim Thorpe, PA, United StatesMarathon

D-203The Colorado MarathonD-203OpenFORT COLLINSUnited States🌤️ 10°₩62,000Entry feeThe Colorado MarathonSun, May 2, 2027 · Fort Collins, CO, United StatesMarathonHalf10K5K

D-203Providence Rhode RacesD-203TBDEAST PROVIDENCEUnited States🌤️ 12°₩14,000Entry feeProvidence Rhode RacesSun, May 2, 2027 · East Providence, RI, United StatesMarathonHalf5K

D-209Valkyrie Trail RaceD-209TBDCOLORADO SPRINGSUnited States🧊 7°₩69,000Entry feeValkyrie Trail RaceSat, May 8, 2027 · Colorado Springs, CO, United StatesUltra

D-216Beach to Bay Relay MarathonD-216OpenCORPUS CHRISTIUnited States🔥 24°₩173,000Entry feeBeach to Bay Relay MarathonSat, May 15, 2027 · Corpus Christi, TX, United StatesMarathon

D-216KEYS100 UltramarathonD-216TBDKEY WESTUnited States🔥 28°₩333,000Entry feeKEYS100 UltramarathonSat, May 15, 2027 · Key West, FL, United StatesUltra

Sep expectedMegunticook Trail FestivalSep expectedTBDCAMDENUnited States🌤️ 11°₩111,000Entry feeMegunticook Trail FestivalSeptember 2027 · expected · Camden, ME, United StatesUltra

Sep expectedTable Rock UltrasSep expectedTBDMORGANTONUnited States🌤️ 15°₩125,000Entry feeTable Rock UltrasSeptember 2027 · expected · Morganton, NC, United StatesUltra

Sep expectedRed Feather Trail JamboreeSep expectedNot yet openRED FEATHER LAKESUnited States🧊 5°₩208,000Entry feeRed Feather Trail JamboreeSeptember 2027 · expected · Red Feather Lakes, CO, United StatesUltra

Sep expectedSt. Joseph MarathonSep expectedNot yet openST JOSEPHUnited States🌤️ 12°₩69,000Entry feeSt. Joseph MarathonSeptember 2027 · expected · St. Joseph, MO, United StatesMarathon

Oct expectedWhitefish Trail BlazerOct expectedTBDWHITEFISHUnited States🧊 4°₩69,000Entry feeWhitefish Trail BlazerOctober 2027 · expected · Whitefish, MT, United StatesUltra

Oct expectedBaker Lake 50kOct expectedTBDBAKER LAKEUnited States🧊 7°₩118,000Entry feeBaker Lake 50kOctober 2027 · expected · Baker Lake, WA, United StatesUltra

Oct expectedMidstate Massive Ultra TrailOct expectedNot yet openNEW IPSWICHUnited States🌤️ 11°₩506,000Entry feeMidstate Massive Ultra TrailOctober 2027 · expected · New Ipswich, NH, United StatesUltra

D-6Sadlers Creek Stumble (32 Hour - 26.2 - 13.1 - 10k)D-6OpenANDERSONUnited States☀️ 17°₩69,000Entry feeSadlers Creek Stumble (32 Hour - 26.2 - 13.1 - 10k)Sat, October 17, 2026 · Anderson, SC, United StatesMarathonHalf10KUltra

D-7Bimblers Bluff 50KD-7OpenGUILFORDUnited States🌤️ 13°₩115,000Entry feeBimblers Bluff 50KSun, October 18, 2026 · Guilford, CT, United StatesUltra

D-7University of Michigan Health-West Grand Rapids MarathonD-7OpenGRAND RAPIDSUnited States🌤️ 10°₩73,000Entry feeUniversity of Michigan Health-West Grand Rapids MarathonSun, October 18, 2026 · Grand Rapids, MI, United StatesMarathonHalf

D-13Nashville 1/2 Marathon & 5KD-13OpenNASHVILLEUnited States🌤️ 15°₩97,000Entry feeNashville 1/2 Marathon & 5KSat, October 24, 2026 · Nashville, TN, United StatesMarathon5K

D-13Patapsco Valley 50KD-13OpenBALTIMOREUnited States🌤️ 13°₩194,000Entry feePatapsco Valley 50KSat, October 24, 2026 · Baltimore, MD, United StatesUltra

D-27Salmagundi Trail RaceD-27OpenDRIPPING SPRINGSUnited States☀️ 21°₩87,000Entry feeSalmagundi Trail RaceSat, November 7, 2026 · Dripping Springs, TX, United StatesMarathonHalf10K5KUltra

D-98RUN JEKYLLD-98OpenJEKYLL ISLANDUnited States🔥 23°₩90,000Entry feeRUN JEKYLLSun, January 17, 2027 · Jekyll Island, GA, United StatesMarathonHalf

D-112Town of Celebration Marathon & Half MarathonD-112OpenCELEBRATIONUnited States🔥 23°₩132,000Entry feeTown of Celebration Marathon & Half MarathonSun, January 31, 2027 · Celebration, FL, United StatesMarathonHalf

D-132Montara Mountain Trail RunD-132OpenPACIFICAUnited States🌤️ 15°₩90,000Entry feeMontara Mountain Trail RunSat, February 20, 2027 · Pacifica, CA, United StatesMarathonHalf10KUltra

D-153Seabrook Lucky TrailsD-153OpenSeabrook Lucky TrailsSat, March 13, 2027 · Seabrook, TX, United StatesMarathonHalf

D-188Rattler Trail RaceD-188OpenCOLORADO SPRINGSUnited States🧊 7°₩69,000Entry feeRattler Trail RaceSat, April 17, 2027 · Colorado Springs, CO, United StatesUltra

D-196Mercy Health Glass City MarathonD-196OpenTOLEDOUnited States🌤️ 12°₩62,000Entry feeMercy Health Glass City MarathonSun, April 25, 2027 · Toledo, OH, United StatesMarathonHalf5K

D-216Running with Ed - 2027D-216TBDPARK CITYUnited States🌤️ 11°₩139,000Entry feeRunning with Ed - 2027Sat, May 15, 2027 · Park City, UT, United StatesMarathon

D-300Winter Park 50KD-300OpenWINTER PARKUnited States🔥 23°₩76,000Entry feeWinter Park 50KSat, August 7, 2027 · Winter Park, CO, United StatesUltra

Aug expectedPeaceHealth Appletree MarathonAug expectedTBDVANCOUVERUnited States🌤️ 11°₩151,000Entry feePeaceHealth Appletree MarathonAugust 2027 · expected · Vancouver, WA, United StatesMarathonHalf

Sep expectedBerkeley Trail AdventureSep expectedTBDBERKELEYUnited States🌤️ 16°₩104,000Entry feeBerkeley Trail AdventureSeptember 2027 · expected · Berkeley, CA, United StatesUltra

Sep expectedDoLittle MarathonSep expectedTBDOCONOMOWOCUnited States🌤️ 10°₩52,000Entry feeDoLittle MarathonSeptember 2027 · expected · Oconomowoc, WI, United StatesMarathonHalf10K5K

Oct expectedMarathon Beneva de QuébecOct expectedNot yet openQUÉBECCanada🧊 6°₩125,000Entry feeMarathon Beneva de QuébecOctober 2027 · expected · Québec, CanadaMarathon

D-DAYDurango MarathonD-DAYClosedDURANGOUnited States🧊 6°₩55,000Entry feeDurango MarathonSun, October 11, 2026 · Durango, CO, United StatesMarathonHalf

D-6Tackle the Trail (TM)D-6ClosedNORTHEASTUnited States🌤️ 11°₩104,000Entry feeTackle the Trail (TM)Sat, October 17, 2026 · Northeast, CT, United StatesMarathonHalf10K

D-14Maratón AguascalientesD-14OpenAGUASCALIENTESMexico☀️ 17°₩208,000Entry feeMaratón AguascalientesSun, October 25, 2026 · Aguascalientes, MexicoMarathonHalf

D-27Goblin Valley Trail RunsD-27OpenGREEN RIVERUnited States🌤️ 11°₩90,000Entry feeGoblin Valley Trail RunsSat, November 7, 2026 · Green River, UT, United StatesMarathonHalf10K5KUltra

D-28Lola Challenge WeekendD-28OpenSAN JUANPuerto Rico🔥 28°₩111,000Entry feeLola Challenge WeekendSun, November 8, 2026 · San Juan, Puerto RicoHalf

D-34Wild Hare Trail RaceD-34OpenWARDAUnited States☀️ 22°₩90,000Entry feeWild Hare Trail RaceSat, November 14, 2026 · Warda, TX, United States10KUltra

D-41Honoring our Heroes MarathonD-41OpenROLLAUnited States🌤️ 14°₩58,000Entry feeHonoring our Heroes MarathonSat, November 21, 2026 · Rolla, MO, United StatesMarathonHalf10K5K

D-55Crooked Creek Ultra Trail RaceD-55OpenCrooked Creek Ultra Trail RaceSat, December 5, 2026 · Shepherdsville, KY, United StatesMarathonHalfUltra

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 34 races on this page are open for entry right now.