12hr winter ultra marathons
21 races
The Tennessee Mile
Dec 5-6, 2025 (Fri-Sat)
Franklin, Tennessee, United States
$71.56 - $121.71
24h de Ploeren
Dec 6, 2025 (Sat)
Ploeren, Brittany, France
Ollie's Ultra
Dec 6, 2025 (Sat)
Chanute, Kansas, United States
$94.51 - $153.37
Old Fort Strong Endurance Festival
Dec 6, 2025 (Sat)
Old Fort, North Carolina, United States
Perpetual Motion
Dec 6, 2025 (Sat)
Grapevine, Texas, United States
New Year's One Day
Dec 31, 2025 (Wed)
San Jose, California, United States
2.3
$100 - $120
The Critter
Dec 31, 2025 (Wed)
Waverly, Iowa, United States
$50 - $75
Wekiwa Springs Ultra
Jan 3, 2026 (Sat)
Apopka, Florida, United States
Resolution Run
Jan 3, 2026 (Sat)
Greenville, South Carolina, United States
Snow Bull 6/12 Hour Endurance Runs
Jan 17, 2026 (Sat)
Whitwell, Tennessee, United States
$115.32 - $125.97
Cactus Roulette Endurance Event
Jan 24-25, 2026 (Sat-Sun)
Lawrence, Kansas, United States
$121.69 - $259.4
Franklin Mountains Trail Run
Jan 24-25, 2026 (Sat-Sun)
El Paso, Texas, United States
1.6 - 2.2
Bleak Midwinter Endurance Run
Jan 24, 2026 (Sat)
Springfield, Missouri, United States
$75 - $95
Groundhog's Lap Race
Jan 31, 2026 (Sat)
Greensboro, North Carolina, United States
Ultramaraton Non Stop Cancún
Jan 31, 2026 (Sat)
Cancún, Quintana Roo, Mexico
Black Toe Run
Feb 7, 2026 (Sat)
Watertown, Tennessee, United States
$85 - $350
Sombrero Ultra Running Festival
Feb 13-15, 2026 (Fri-Sun)
Middleburg, Florida, United States
$117.98 - $261.09
Whispering Pines
Feb 14, 2026 (Sat)
Inverness, Florida, United States
Jackpot Ultra Running Festival
Feb 20-21, 2026 (Fri-Sat)
Henderson, Nevada, United States
1.6 - 2.3
Jackpot Ultras
Feb 20, 2026 (Fri)
Henderson, Nevada, United States
$125.97 - $317.67
Arktos
Feb 28, 2026 (Sat)
Dousman, Wisconsin, United States
Showing 1 - 21 of 21 events