50K trail ultra marathons
80 races
Quiet Silence 50K
Dec 5, 2025 (Fri)
Lake Mills, Wisconsin, United States
1.2
Calero Trail Run
Dec 6, 2025 (Sat)
San Jose, California, United States
1.3
$131
Caloosa Fest Ultra
Dec 6, 2025 (Sat)
Alva, Florida, United States
1.2
$133.93
McDowell Mountain Frenzy
Dec 6, 2025 (Sat)
Fountain Hills, Arizona, United States
1.1 - 1.6
$167.65 - $212.93
Ray Miller 50/50
Dec 6, 2025 (Sat)
Malibu, California, United States
1.2 - 1.7
$216.5 - $323
High Desert 50K
Dec 6, 2025 (Sat)
Ridgecrest, California, United States
1
Freight Train 100K/50K
Dec 6, 2025 (Sat)
Farmville, Virginia, United States
1 - 1.9
$103.43 - $168.57
The Guv'nor Frozen 50
Dec 6-7, 2025 (Sat-Sun)
Dodgeville, Wisconsin, United States
1.2
$115.85
Lake Norman State Park 30K & 50K Trail Race
Dec 6, 2025 (Sat)
Troutman, North Carolina, United States
1.2
$122.87
Cloudland Canyon
Dec 6-7, 2025 (Sat-Sun)
Rising Fawn, Georgia, United States
1.1 - 1.8
$128.1 - $149.4
Devil Dog Ultras
Dec 6, 2025 (Sat)
Triangle, Virginia, United States
1.3 - 2.5
$152.6 - $344.3
Last Chance Ultra
Dec 6, 2025 (Sat)
Springfield, Missouri, United States
1.2 - 2.7
$117.85 - $204.49
Mosaic Trail Run
Dec 6, 2025 (Sat)
Liberty Hill, Texas, United States
1.3
Sawmill Trail Runs
Dec 6, 2025 (Sat)
Pine, Colorado, United States
1.1
Arctic Frog Run
Dec 6, 2025 (Sat)
Libertyville, Illinois, United States
1.1
$115.32
Bigfoot
Dec 6-7, 2025 (Sat-Sun)
Kimbolton, Ohio, United States
1.2
Capstone 50K
Dec 6, 2025 (Sat)
St. George, Utah, United States
1.3
$100
San Joaquin River Trail
Dec 6, 2025 (Sat)
Friant, California, United States
2
Jackson County Ultras
Dec 6, 2025 (Sat)
Brownstown, Indiana, United States
1.4 - 2
X-Kern Trail des Gorges de la Daronne
Dec 7, 2025 (Sun)
Colombier-le-Vieux, Auvergne-Rhône-Alpes, France
1.3
Bell Ringer Trail Run
Dec 13, 2025 (Sat)
Burns, Tennessee, United States
1.3
$136.62
Doomsday
Dec 13, 2025 (Sat)
Cool, California, United States
1.5
$115
Deception Pass
Dec 13, 2025 (Sat)
Oak Harbor, Washington, United States
1.2
Naked Nick
Dec 14, 2025 (Sun)
Leesport, Pennsylvania, United States
1.1
$54.56
Mel Williams Memorial Seashore
Dec 14, 2025 (Sun)
First Landing State Park, Virginia, United States
1.1
Showing 1 - 25 of 80 events