50K trail ultra marathons
815 races
Cape Mountain
May 30, 2026 (Sat)
Florence, Oregon, United States
1.2
$147.27
Spence Mountain Run
May 30, 2026 (Sat)
Klamath Falls, Oregon, United States
1.2
$75
Chesterfield Gorge Ultra
May 30-31, 2026 (Sat-Sun)
Chesterfield, Massachusetts, United States
1.1 - 2.6
Smith Rock Classic
May 30, 2026 (Sat)
Terrebonne, Oregon, United States
1.2 - 1.8
$163.25 - $184.55
Connor's Claims Ultra
May 30, 2026 (Sat)
Stockton, Utah, United States
1.5 - 2.3
$104.81 - $134.54
Worlds End Ultramarathon
May 30, 2026 (Sat)
Forksville, Pennsylvania, United States
1.4 - 2.1
Sonoma Coast Trail Runs
May 30, 2026 (Sat)
Duncans Mills, California, United States
1.5
$119
Frio Trail Runs
May 30, 2026 (Sat)
Concan, Texas, United States
1.5
$115
Kettlefoot
May 30, 2026 (Sat)
Mountain City, Tennessee, United States
1.3
$80
The Full Mo
May 30, 2026 (Sat)
Sheridan, Indiana, United States
1
$150
North Fork 50 Mile/50K
May 30, 2026 (Sat)
Buffalo Creek, Colorado, United States
1.1 - 1.8
$195.2 - $216.5
Cinderella Trail Run
May 31, 2026 (Sun)
Joaquin Miller Park, Oakland, California, United States
1.2
Spartan Trail Monterey
May 31, 2026 (Sun)
Salinas, California, United States
1.3
Chester Woods
May 31, 2026 (Sun)
Eyota, Minnesota, United States
1.1 - 1.8
Elkhorn Crest 50
Jul 25, 2026 (Sat)
Sumpter, Oregon, United States
Showing 801 - 815 of 815 events