50K trail ultra marathons
42 races
Chihuahua by UTMB - 100M
Oct 2-4, 2025 (Thu-Sat)
Copper Canyon, Chihuahua, Mexico
1.5 - 2.8
Wild Wild West Marathon & Ultra
Oct 4, 2025 (Sat)
Lone Pine, California, United States
1.3 - 1.8
$163.25 - $211.17
The Hennepin Hundred
Oct 4, 2025 (Sat)
Sterling, Illinois, United States
1.1 - 2.3
$168.57 - $594.57
Oil Creek 100 Trail Runs
Oct 4, 2025 (Sat)
Titusville, Pennsylvania, United States
1.3 - 2.5
The Last Wolf
Oct 4, 2025 (Sat)
Kings Mountain, North Carolina, United States
1.6
$110 - $216.5
Dana Peak Trail Run
Oct 4, 2025 (Sat)
Harker Heights, Texas, United States
1.4 - 2.3
$125.97 - $157.92
The Bear Chase
Oct 4-5, 2025 (Sat-Sun)
Lakewood, Colorado, United States
1 - 1.9
$157.92 - $211.17
Thep Sadet Trail
Oct 4-5, 2025 (Sat-Sun)
Chiang Mai, Chiang Mai, Thailand
1.5 - 1.9
Fire Tower Trail Races
Oct 4, 2025 (Sat)
Hinckley, Minnesota, United States
1.3 - 2
$98.12 - $147.27
WC-50 Ultra Trail Marathon
Oct 4, 2025 (Sat)
Charlotte, North Carolina, United States
1.3 - 1.8
West Virginia Trilogy
Oct 10-12, 2025 (Fri-Sun)
Circleville, West Virginia, United States
1.3 - 1.8
Kodiak Ultra Marathons
Oct 10-11, 2025 (Fri-Sat)
Big Bear Lake, California, United States
1.3 - 2.6
Tesla Hertz Run
Oct 10, 2025 (Fri)
Rocky Point, New York, United States
1.2 - 3.1
$147.27 - $413.52
Des Plaines River Trail Races
Oct 11, 2025 (Sat)
Vernon Hills, Illinois, United States
1.1 - 1.5
$205.85 - $227.15
Shawnee Trail Runs
Oct 11, 2025 (Sat)
Earl Thomas Conley Park, West Portsmouth, Ohio, United States
1.2 - 1.8
$131.3 - $152.6
DeClue Loops Trail Race
Oct 11, 2025 (Sat)
Pacific, Missouri, United States
1.5
Wolverine State 100
Oct 11-12, 2025 (Sat-Sun)
Petoskey, Michigan, United States
0.9 - 2.5
$130 - $310
Caveman Challenge at Waterloo Lake
Oct 11, 2025 (Sat)
Denison, Texas, United States
1.6
$100
Glacial Trail 50
Oct 12, 2025 (Sun)
Greenbush, Wisconsin, United States
1.1 - 1.7
Rogue Gorge
Oct 18-19, 2025 (Sat-Sun)
Union Creek, Oregon, United States
1.1 - 1.8
$140 - $195
The Unbridled 50 Mile
Oct 18, 2025 (Sat)
Hillsdale, Kansas, United States
1.6 - 2.2
$124.27 - $193.28
Pumpkin Holler Hunnerd
Oct 18, 2025 (Sat)
Tahlequah, Oklahoma, United States
1.1 - 2.4
$107.2 - $260.05
Cactus to Cloud Sky Race
Oct 18, 2025 (Sat)
Cloudcroft, New Mexico, United States
1.5
$176.33
Wild Duluth Races
Oct 18-19, 2025 (Sat-Sun)
Duluth, Minnesota, United States
1.2 - 2
$115.32 - $141.95
Shake Your Trail Feather Trail Run
Oct 18, 2025 (Sat)
Charleston, Illinois, United States
1.5
$92.81
Showing 1 - 25 of 42 events