50K trail ultra marathons in North America
73 races
The Beav Trail Race
Nov 1, 2025 (Sat)
Milton, Ontario, Canada
1.1
50K.U.M
Nov 1, 2025 (Sat)
Houghton, Michigan, United States
1.2
$0
Fall Back Into the Trails 50K
Nov 1, 2025 (Sat)
Lagrangeville, New York, United States
1.2 - 2.3
$87.5 - $120.65
Noland Trail 50K
Nov 1, 2025 (Sat)
Newport News, Virginia, United States
1.1
Almaden Hills Trail Run
Nov 1, 2025 (Sat)
San Jose, California, United States
1.6
$131
Glacier Hills Ultra
Nov 1, 2025 (Sat)
Canton, South Dakota, United States
1.2
$122.25
Broken Toe
Nov 1, 2025 (Sat)
Wilmington, Ohio, United States
1.4
Mountain Masochist Trail Run
Nov 1, 2025 (Sat)
Montebello, Virginia, United States
1.4 - 2.3
$152.6 - $232.47
No Man's Land Trail Run
Nov 1, 2025 (Sat)
Lake Charles, Louisiana, United States
1.3
$162.73
Norris Dam Hard Trail Race
Nov 1, 2025 (Sat)
Rocky Top, Tennessee, United States
1.3
Conquer the Castle
Nov 1, 2025 (Sat)
Mayfield, Ohio, United States
1.1 - 1.8
$85 - $110
Kettlebell Kountdown
Nov 1, 2025 (Sat)
Pelham, Alabama, United States
Rio del Lago
Nov 1, 2025 (Sat)
Granite Bay, California, United States
1.2 - 2.4
Fall Back Blast Trail Run
Nov 1, 2025 (Sat)
Eau Claire, Wisconsin, United States
1.2
Terror Trails Ultra
Nov 1, 2025 (Sat)
Waxhaw, North Carolina, United States
1.3
$85
Fire on the Mountain
Nov 2, 2025 (Sun)
Flintstone, Maryland, United States
1.3
$71.56
Autumn Squatch 10K, 20K & 50K
Nov 2, 2025 (Sun)
Lewis Center, Ohio, United States
1.3
Potomac Heritage Trail
Nov 2, 2025 (Sun)
Washington, District of Columbia, United States
1.3
Mamba 100
Nov 7-8, 2025 (Fri-Sat)
Memphis, Tennessee, United States
1.3 - 2.5
$103.43 - $338.97
TBunk Endurance Challenge
Nov 7-9, 2025 (Fri-Sun)
LaGrange, Wisconsin, United States
1.1 - 3.4
Dogwood Canyon
Nov 8, 2025 (Sat)
Springfield, Missouri, United States
1.1
Mt. Tam Trail Run
Nov 8, 2025 (Sat)
Stinson Beach, California, United States
1.2
$135
Standing Boy Trail Festival
Nov 8, 2025 (Sat)
Columbus, Georgia, United States
$60.93
Ponderosa Polar Challenge
Nov 8, 2025 (Sat)
Orderville, Utah, United States
PhoMo 50K
Nov 8, 2025 (Sat)
Phoenix, Arizona, United States
1.4
$89.04
Showing 1 - 25 of 73 events