12hr trail ultra marathons
194 races
Alaska Endurance Trail Run
Jun 6-7, 2025 (Fri-Sat)
Fairbanks, Alaska, United States
$71.56 - $125.97
Island Time
Jun 6-7, 2025 (Fri-Sat)
Gregory, Michigan, United States
Sharlie Shuffle
Jun 7, 2025 (Sat)
McCall, Idaho, United States
$117.24
Black Mountain Monster
Jun 7, 2025 (Sat)
Black Mountain, North Carolina, United States
$110 - $147.27
Marsh Peak Madness
Jun 7, 2025 (Sat)
Lapoint, Utah, United States
$104.29 - $133.87
Bristow 24/12 Run
Jun 7, 2025 (Sat)
Dexter, Oregon, United States
$120.65 - $301.7
12 Hours of Asaayi Endurance Race
Jun 7, 2025 (Sat)
Navajo, New Mexico, United States
$90 - $130
Three Sisters Ultra Festival
Jun 7, 2025 (Sat)
Maryville, Tennessee, United States
$110 - $514.7
Elijah Bristow 24 Hour Run
Jun 7, 2025 (Sat)
Eugene, Oregon, United States
12 Hours of Asaayi
Jun 7, 2025 (Sat)
Crystal, New Mexico, United States
Bashore Bash 6HR & 12HR Ultra
Jun 7, 2025 (Sat)
Jonestown, Pennsylvania, United States
Forge Run -Anacortes, WA
Jun 7, 2025 (Sat)
Anacortes, Washington, United States
Death by Staircase
Jun 7, 2025 (Sat)
Moreau, New York, United States
$60 - $140
Cotter Bridge Ultra
Jun 14, 2025 (Sat)
Cotter, Arkansas, United States
$110
Little Mountain Endurance Challenge
Jun 14, 2025 (Sat)
Franklin, Idaho, United States
$155.9 - $184.12
Moonlight on Mt Ascension Trail Run
Jun 20, 2025 (Fri)
Helena, Montana, United States
$92.81
Sunburst 6 | 12 Hour Trail Festival
Jun 21, 2025 (Sat)
Kewaskum, Wisconsin, United States
$155.18 - $177.65
Wicked Worm
Jun 21, 2025 (Sat)
Grand Rapids, Michigan, United States
$92.81 - $115.32
The Dizzy GOAT
Jun 21, 2025 (Sat)
Gretna, Nebraska, United States
$112.26 - $146.6
Red, White, and Brew
Jun 21, 2025 (Sat)
Windsor, Colorado, United States
Sasquatch Ultra - 24hr
Jun 21, 2025 (Sat)
Agassiz, British Columbia, Canada
Reckless Red Eye Endurance Run
Jun 22, 2025 (Sun)
Springfield, New Jersey, United States
Hawaii 1-20-12 Endurance Challenge
Jun 22, 2025 (Sun)
Keaau, Hawaii, United States
$55 - $65
Brooksvale 12-Hour
Jun 28, 2025 (Sat)
Hamden, Connecticut, United States
$110
The Firefly Overnight Endurance Challenge & 10K Trail Race
Jun 28, 2025 (Sat)
Lewis Center, Ohio, United States
Showing 1 - 25 of 194 events