50K trail ultra marathons in North America
110 races
Beyond Limits Ultra
Apr 1-4, 2026 (Wed-Sat)
Mountain Center, California, United States
2.5
$211.17 - $598.83
Ozark Foothills 100
Apr 3-5, 2026 (Fri-Sun)
Wildwood, Missouri, United States
1.1 - 1.8
$176.41 - $406.95
West Texas Ultra
Apr 3-4, 2026 (Fri-Sat)
Fritch, Texas, United States
1.1 - 1.9
$136.62 - $157.92
Ancient Lakes Trail Run
Apr 4-5, 2026 (Sat-Sun)
Quincy, Washington, United States
1.1 - 1.8
$181.35 - $213.3
Granogue Games
Apr 4, 2026 (Sat)
Wilmington, Delaware, United States
Hells Hills Trail Run
Apr 4, 2026 (Sat)
Smithville, Texas, United States
Red River Gorge Ultra
Apr 4-5, 2026 (Sat-Sun)
Stanton, Kentucky, United States
1.3
$144.61
Brazos Bend 50
Apr 4, 2026 (Sat)
Needville, Texas, United States
0.9 - 1.7
Croom Trail
Apr 4, 2026 (Sat)
Brooksville, Florida, United States
$87.5 - $98.12
NK50K
Apr 4, 2026 (Sat)
Greenbush, Wisconsin, United States
$24.91
Rockin K
Apr 4, 2026 (Sat)
Ellsworth, Kansas, United States
$153.02
Fall Creek Falls 50K
Apr 4, 2026 (Sat)
Pikeville, Tennessee, United States
Eagleton Trail Challenge
Apr 4, 2026 (Sat)
Lock Haven, Pennsylvania, United States
1.2
JW Corbett Trail Races
Apr 4, 2026 (Sat)
Loxahatchee, Florida, United States
$99.13 - $123.15
Mt. Toby Ultra
Apr 4, 2026 (Sat)
Sunderland, Massachusetts, United States
1.3
Shotgun Trail Blast
Apr 4, 2026 (Sat)
Marcola, Oregon, United States
1.1
Diablo Trails Challenge
Apr 4, 2026 (Sat)
Walnut Creek, California, United States
1.4
The Muddy Duck
Apr 5, 2026 (Sun)
Lewis Center, Ohio, United States
Desert RATS Kokopelli 150
Apr 10-11, 2026 (Fri-Sat)
Fruita, Colorado, United States
1.1 - 2.1
Gorge Waterfalls
Apr 10-12, 2026 (Fri-Sun)
Cascade Locks, Oregon, United States
1.3 - 2.2
$221.82 - $312.35
SPASM Lake Chabot Trail Run
Apr 11, 2026 (Sat)
Casto Valley, California, United States
1.2
Machete Trail Madness 100K
Apr 11, 2026 (Sat)
Perris, California, United States
1.2 - 2.1
$152.6 - $184.55
Death by 5K Memphis
Apr 11, 2026 (Sat)
Memphis, Tennessee, United States
$163.25
Lake McMurty Run
Apr 11, 2026 (Sat)
Stillwater, Oklahoma, United States
1.1 - 2.1
$154.84 - $178.12
Woodside Crossover
Apr 11, 2026 (Sat)
Woodside, California, United States
1.2
Showing 1 - 25 of 110 events