Race calendar · Winter 2026-27
Winter Ultramarathons 2026-27
59 ultramarathons across the US in winter 2026-27, December through February, grouped by month and sorted by date.
December 2026 Ultramarathons
December Ultra calendar Tue, Dec 1, 2026Craven Smart Start Holiday Hustle New Bern, NCFrom $40Details Sat, Dec 5, 2026Jackson County Ultras Brownstown, INFrom $60Details Sat, Dec 5, 2026Bigfoot Kimbolton, OHFrom $90Details Sat, Dec 5, 2026San Joaquin River Trail 10k/25k/50k Friant, CAFrom $140Details Sat, Dec 5, 2026Crooked Creek Ultra Trail Race Shepherdsville, KYFrom $115Details Sat, Dec 5, 2026Bluff Park 8K Birmingham, ALFrom $25Details Sat, Dec 5, 2026Brazos Bend 100 Needville, TXFrom $220Details Sat, Dec 5, 2026Last Chance Ultra Rogersville, MORegistration closedFrom $110Details Sat, Dec 5, 2026Run the River Ultra Williamsburg, VAFrom $45Details Wed, Dec 9, 2026IronHike Endurance Series Dawsonville, GAFrom $360Details Wed, Dec 9, 2026Hardest Ultra Marathon Dawsonville, GARegistration closedFrom $1260View race Wed, Dec 9, 2026Last Man Standing Ultra Dawsonville, GARegistration closedFrom $1260View race Thu, Dec 10, 2026Everesting Ultra Marathon Dawsonville, GARegistration closedFrom $1080View race Fri, Dec 11, 2026Ultra Trail Marathon Dawsonville, GARegistration closedFrom $720View race Sat, Dec 12, 2026Kenner's Ole Man River Half Marathon Kenner, LAPricing TBADetails Sat, Dec 12, 2026Daytona 100 Ultra Jacksonville Beach, FLFrom $265Details Sat, Dec 12, 2026Trail Ultra Marathon Dawsonville, GARegistration closedFrom $360View race Sat, Dec 12, 2026Backyard Ultra Dawsonville, GARegistration closedFrom $360View race Sun, Dec 13, 2026Star of Texas 50 Miler • 50K • Marathon • Half Marathon • 10K • 5K Spicewood, TXFrom $170Details Sat, Dec 19, 2026Tour de Trails Rockford, ILFrom $80Details Sat, Dec 19, 2026Ancient Oaks 100-Mile Endurance Run Titusville, FLRegistration opens Dec 18FreeDetails Sat, Dec 19, 2026Texas Double Dallas, TXFrom $95Details Sat, Dec 19, 2026Woodside Ramble Woodside, CARegistration closedPricing TBADetails Sat, Dec 19, 2026Hawaii Kai Ultra Run - Kalama Valley 2026 Honolulu, HIFrom $40Details Sun, Dec 27, 2026Holiday Five Winter Park, FLFrom $75Details Thu, Dec 31, 2026New Year's One Day San Jose, CAFrom $90Details Thu, Dec 31, 2026Elvir's Check In Testing Glen Allen, VARegistration closedFrom $9999View race
January 2027 Ultramarathons
January Ultra calendar Fri, Jan 1, 2027Badwater 267 VR Death Valley, CAFrom $93Details Fri, Jan 1, 2027Canyon of the Eagles New Year's Trail Challenge · 100K & 50K ULTRA, Marathon, 13.1M Run & Ruck, 10K, 5K Burnet, TXFrom $120Details Thu, Jan 7, 20272027 Walt Disney World® Marathon Weekend Kissimmee, FLFrom $495Details Thu, Jan 7, 20272027 WALT DISNEY WORLD® Marathon Weekend Orlando, FLFrom $75Details Sat, Jan 9, 2027Frosty Fifty Trail Races 5K Winston Salem, NCFrom $40Details Sat, Jan 9, 2027Frozen Sasquatch Trail 50k/25k Charleston, WVFrom $70Details Sat, Jan 9, 2027Avalon Benefit 50 Mile/50K Run Avalon, CAFrom $165Details Sat, Jan 9, 2027Memory Lane 30 Hour Endurance Run (Bell Lap) Anderson, SCPricing TBADetails Sat, Jan 9, 2027San Diego 50 & Trail Runs Escondido, CAFrom $155Details Sat, Jan 16, 2027RUN JEKYLL Jekyll Island, GAFrom $215Details Sun, Jan 17, 2027SPASM Crystal Springs Trail Run Woodside, CAFrom $90Details Wed, Jan 20, 2027White Continent 50k, Marathon & Half-Marathon Minneapolis, MNFrom $2000Details Sat, Jan 23, 2027Go Short, Go Long, Go Very Long Tulsa, OKFrom $85Details Sat, Jan 23, 2027MileBuilt Gemini Springs 2-Day Challenge DeBary, FLFrom $85Details Sat, Jan 30, 2027Big Beach Marathon, Half Marathon & Safari 5K Gulf Shores, ALFrom $140Details
February 2027 Ultramarathons
February Ultra calendar Mon, Feb 1, 2027GWOT 100 Virtual Event, INRegistration opens Nov 1Pricing TBADetails Fri, Feb 5, 2027Groundhog Day Marathon Walker, MIFrom $134Details Sat, Feb 6, 2027Frozen 50K Cassadaga, NYFrom $20Details Sat, Feb 6, 2027Railway Marathon & Half Marathon Fultondale, ALFrom $90Details Sat, Feb 6, 2027Golden Gate Trail Run Sausalito, CAFrom $90Details Sat, Feb 6, 2027DONNA Marathon Weekend Jacksonville Beach, FLFrom $99Details Sat, Feb 13, 2027Run Oak Island Oak Island, NCFrom $169Details Sat, Feb 13, 2027Dalmatian Run Fest & Dizzy Dalmatian 101 Fort Worth, TXFrom $0Details Thu, Feb 18, 2027Florida Five Apopka, FLFrom $75Details Sat, Feb 20, 2027MRT 5k to 50k Statesville, NCFrom $45Details Sat, Feb 20, 2027Sandhills Trail Race Series (30 Hour - 50k - 25k - 7.5 Mile) Columbia, SCFrom $65Details Sat, Feb 20, 2027L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE Los Angeles, CAFrom $63Details Sat, Feb 20, 2027Queen Anne's Revenge Ultra Greenville, NCFrom $65Details Sat, Feb 20, 2027Montara Mountain Trail Run Pacifica, CAFrom $90Details Sat, Feb 20, 2027MileBuilt 2-Day Bridge Challenge Winter Park, FLFrom $85Details Sat, Feb 27, 2027Lake Vian Hilltop Run Vian, OKFrom $105Details Sat, Feb 27, 2027David's Trail Endurance Run Mountain Home, ARFrom $95Details
