50M Relays in the USA
Snoqualmie, WA
Mt. Si Relay & Trail Runs
Apr 21, 2024
Virginia Beach, VA
Fumb Ducks - Cannonball Run
Jul 29, 2023
Lima, OH
UnitedAF Ultramarathon
Oct 19, 2024
Nashville, IN
Dances With Dirt - Gnaw Bone
May 18, 2024
Boalsburg, PA
Tussey Mountainback 50 Mile Relay and Ultra
Oct 27, 2024
Saint George, UT
Lake to Lake Relay and Ultra
Mar 1, 2025
New Paltz, NY
Rock The Ridge
May 4, 2024
Jacksonville Beach, FL
Daytona 100 Ultra
Dec 14, 2024
Brownsville, VT
Vermont 50 Ultra Run
Sep 29, 2024
Palmer, AK
MatSu Relay
Sep 23, 2023
Key West, FL
KEYS100
May 18, 2024
Columbia, SC
Firebreak Running Festival
Jun 1, 2024
Memphis, TN
Big Buffalo 50
Mar 23, 2024
Pittsburgh, PA
Hell Hath No Hurry
Jun 30, 2024
Cuyahoga Falls, OH
Burning River 100 Mile Endurance Run
Jul 27, 2024
Thurmond, WV
Highball to Thurmond Ultra & Relay
May 19, 2024
Vernal, UT
Mountain Madness
Aug 10, 2024
West Columbia, TX
Grit Ultra Endurance Challenge
Dec 31, 2023
Sturgeon Bay, WI
Fall 50 - Door County
Oct 26, 2024
Freeport, ME
Farm To Farm Ultra
Sep 29, 2024
Decatur, AL
Delano Park
Mar 2, 2024
Gills Rock, WI
Fall 50 - Door County
Oct 26, 2024
Portersville, PA
Glacier Ridge Trail Ultra
May 11, 2024
Pilot Mountain, NC
Pilot Mountain to Hanging Rock Ultra & Relay
Sep 28, 2024
Rocksprings, TX
J&J Race & Trail Running Reunion
Aug 30, 2025
Burns, TN
Mo' Bell
Oct 12, 2024
Escondido, CA
San Diego 50 and Trail Runs
Jan 11, 2025
Waxahachie, TX
Hachie 50
Apr 20, 2024
Wellsboro, PA
Pine Creek Challenge
Sep 7, 2024
Caseville, MI
Thumb Coast Ultra & Relay
Apr 26, 2025
Belmont, MI
Fred Running Relays
Jul 12, 2024
Jul 13, 2024
Custer, SD
Lean Horse
Aug 16, 2024
Aug 17, 2024
Canal Fulton, OH
Eagle Up Ultra
Jun 1, 2024
Gladstone, VA
James River Trail Runs
Apr 13, 2024
Frater Lake, WA
Kaniksu Ultras
Jun 8, 2024
Saint Regis, MT
Trail Rail Run
Jun 15, 2024
North Fork, MT
Le Grizz Ultramarathon & Relay
Oct 12, 2024
Summerville, PA
Baker Trail UltraChallenge
Aug 24, 2024
Edmunds, ME
Cobscook Backyard Ultra
Apr 21, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
21. Fred Running Relays
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Jul 13, 2024Saturday
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50M, 25M relay
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Belmont, MI
Kent County, MI
22. Burning River 100 Mile Endurance Run
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Jul 27, 2024Saturday
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100M, 50M run | 100M relay
More Information
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Cuyahoga Falls, OH
Summit County, OH
23. Hatcher Pass 50 Mile, Marathon and Relay
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Aug 3, 2024Saturday
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50M, 26M run | 50M, 26M relay
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Willow, AK
Matanuska-Susitna County, AK
24. Mountain Madness
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Aug 10, 2024Saturday
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50M run | 50M relay
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Vernal, UT
Uintah County, UT
25. Lean Horse
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Aug 17, 2024Saturday
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50M, 30M, 20M trail run | 30M relay
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Custer, SD
Custer County, SD
26. Baker Trail UltraChallenge
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Aug 24, 2024Saturday
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50M trail run | 50M relay
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Summerville, PA
Jefferson County, PA
27. Pine Creek Challenge
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Sep 7, 2024Saturday
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100M, 100K, 50M, 26.2M trail run | 100M relay
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Wellsboro, PA
Tioga County, PA
28. Dances With Dirt - Michigan
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Sep 21, 2024Saturday
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50M, 50K, 30K trail run | 100K relay
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Hell, MI
Livingston County, MI
29. Pilot Mountain to Hanging Rock Ultra & Relay
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Sep 28, 2024Saturday
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50M, 50K trail run | 50M relay
Virtual OptionMore Information
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startPilot Mountain, NCfinishDanbury, NCSurry County, NCStokes County, NC
30. Farm To Farm Ultra
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Sep 29, 2024Sunday
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50M, 50K, 25K trail run | 50K, 25K relay
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Freeport, ME
Cumberland County, ME
31. Vermont 50 Ultra Run
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Sep 29, 2024Sunday
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50M, 50K run | 50M relay
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Brownsville, VT
Windsor County, VT
32. Le Grizz Ultramarathon & Relay
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Oct 12, 2024Saturday
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50M, 10K, 5K run | 50M relay
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North Fork, MT
Blaine County, MT
33. Mo' Bell
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Oct 12, 2024Saturday
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24H, 100M, 75M, 12H, 100K, 50M, 50K, 26.2M, 13.1M, 10K, 5K, 1M run | 24H, 12H relay
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Burns, TN
Dickson County, TN
34. UnitedAF Ultramarathon
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Oct 19, 2024Saturday
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100M, 100K, 50M, 50K run | 100M relay
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Lima, OH
Allen County, OH
35. Fall 50 - Door County
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Oct 26, 2024Saturday
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50M run | 50M relay
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startGills Rock, WIfinishSturgeon Bay, WIDoor County, WIDoor County, WI
36. Tussey Mountainback 50 Mile Relay and Ultra
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Oct 27, 2024Sunday
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50M run | 50M relay
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Boalsburg, PA
Centre County, PA
37. Daytona 100 Ultra
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Dec 14, 2024Saturday
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100M, 50M, 50K run | 100M relay
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Jacksonville Beach, FL
Duval County, FL
38. San Diego 50 and Trail Runs
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Jan 11, 2025Saturday
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50M, 26.2M, 13.1M, 10M, 5M, 5K trail run | 26.2M relay | kids run
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Escondido, CA
San Diego County, CA
39. Lake to Lake Relay and Ultra
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Mar 1, 2025Saturday
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50M run | 50M relay
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Saint George, UT
Washington County, UT
40. Thumb Coast Ultra & Relay
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Apr 26, 2025Saturday
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50M, 50K run | 50M relay
More Information
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Caseville, MI
Huron County, MI
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.