50mi relay ultra marathons
44 races
Hell Hole Hundred
Jun 6, 2025 (Fri)
Bethera, South Carolina, United States
1.4 - 2.8
$110 - $269.75
Eagle Up Ultra
Jun 7, 2025 (Sat)
Canal Fulton, Ohio, United States
1.1 - 2.4
$179.22
Rainier to Ruston
Jun 7, 2025 (Sat)
Tacoma, Washington, United States
$122
Miami 50/50
Jun 14, 2025 (Sat)
Miami, Florida, United States
$390.94
Trail Rail Run
Jun 21, 2025 (Sat)
Saint Regis, Montana, United States
1.1 - 1.7
Hell Hath No Hurry
Jun 28, 2025 (Sat)
Allegheny County, Pennsylvania, United States
1.5 - 2
$150
Reckless Raven 50
Jul 5-6, 2025 (Sat-Sun)
Whitehorse, Yukon, Canada
1.8
Fred Running Relays
Jul 11-12, 2025 (Fri-Sat)
Rockford, Michigan, United States
$50 - $110
Devil's Backbone
Jul 12, 2025 (Sat)
Bozeman, Montana, United States
1.8
$0
Survive the Night Relays
Jul 18-19, 2025 (Fri-Sat)
Lexington, Kentucky, United States
$65 - $280
Burning River
Jul 26, 2025 (Sat)
Cuyahoga Falls, Ohio, United States
1.7 - 2.4
The Mighty Mosquito Trail Race & Relay
Jul 26, 2025 (Sat)
Honeoye Falls, New York, United States
1.5 - 2.8
$103.43 - $386.9
Hatcher Pass 50 Mile, Marathon and Relay
Aug 2, 2025 (Sat)
Willow, Alaska, United States
1.9
$0
Fat Dog 120
Aug 8-9, 2025 (Fri-Sat)
Manning Park, British Columbia, Canada
1.7 - 2.9
CA$323.4 - CA$635.4
Iron Legs Mountain Races
Aug 16, 2025 (Sat)
Kananaskis, Alberta, Canada
1.6 - 2.2
CA$162.2 - CA$252.16
NoCo Urban Ultra & Relay
Aug 22-23, 2025 (Fri-Sat)
Fort Collins, Colorado, United States
1.7 - 2.5
Baker Trail UltraChallenge
Aug 23, 2025 (Sat)
Smicksburg, Pennsylvania, United States
1.8
$136.62 - $243.12
Dusk to Dawn Relay + Ultra
Aug 29, 2025 (Fri)
Tooele County, Utah, United States
Run-de-Vous
Aug 29, 2025 (Fri)
San Martin, California, United States
1.2 - 2.5
$85 - $280
Pilot Mountain to Hanging Rock Ultra
Sep 20, 2025 (Sat)
Danbury, North Carolina, United States
1.2 - 1.7
$95
Dances with Dirt Hell
Sep 20, 2025 (Sat)
Pinckney, Michigan, United States
Farm to Farm Ultra
Sep 28, 2025 (Sun)
Freeport, Maine, United States
$66.25 - $76.87
The Hennepin Hundred
Oct 4, 2025 (Sat)
Sterling, Illinois, United States
1.1 - 2.3
$168.57 - $594.57
Virginia Trail Running Festival
Oct 11, 2025 (Sat)
Fries, Virginia, United States
$88.5 - $196.18
Le Grizz
Oct 11, 2025 (Sat)
Flathead County, Montana, United States
1.5
Showing 1 - 25 of 44 events