March 100Ms in the USA
Fairbanks, AK
White Mountains 100
Mar 23, 2024
Alexander City, AL
Lake Martin 100
Mar 16, 2024
Richland, WA
Badger Mountain Challenge
Mar 22, 2024
Syracuse, UT
Antelope Island Buffalo Run
Mar 29, 2024
Decatur, TX
Grasslands Trail Run
Mar 16, 2024
Beaver Falls, PA
Rabid Raccoon 100
Mar 16, 2024
Corona, CA
Run4Kids 24 Hour Running Party
Mar 22, 2024
Pinedale, WY
The Drift
Mar 10, 2024
Mar 8, 2024
Sonoita, AZ
Old Pueblo Endurance Runs
Mar 2, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Mississippi 50 Trail Run
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Mar 1, 2025Saturday
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100M, 50M, 50K, 20K trail run
More Information
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Laurel, MS
Jones County, MS
2. Old Pueblo Endurance Runs
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Past DateMar 2, 2024Saturday
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100M, 75M, 50M, 25M trail run
More Information
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Sonoita, AZ
Santa Cruz County, AZ
3. Antelope Canyon Ultra Marathons
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Mar 8, 2025Saturday
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100M, 50M, 55K, 13.1M trail run
More Information
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Page, AZ
Coconino County, AZ
4. The Drift
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Past DateMar 8, 2024Friday
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100M trail run
More Information
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Pinedale, WY
Sublette County, WY
5. Mountains to Sea Trail 100 Endurance Run
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Past DateMar 9, 2024Saturday
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100M, 50M, 50K trail run
More Information
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Durham, NC
Durham County, NC
6. Pulse Endurance Runs
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Past DateMar 15, 2024Friday
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24H, 100M, 12H, 6H trail run
More Information
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Eagle, ID
Ada County, ID
7. Grasslands Trail Run
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Past DateMar 16, 2024Saturday
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100M, 50M, 26.2M, 13.1M, 15K trail run
More Information
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Decatur, TX
Wise County, TX
8. Lake Martin 100
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Past DateMar 16, 2024Saturday
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100M, 50M, 27M trail run
More Information
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Alexander City, AL
Tallapoosa County, AL
9. Rabid Raccoon 100
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Past DateMar 16, 2024Saturday
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100M, 100K, 13.1M trail run
More Information
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Beaver Falls, PA
Beaver County, PA
10. Badger Mountain Challenge
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Past DateMar 22, 2024Friday
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100M, 50M, 55K, 15K trail run
More Information
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Richland, WA
Benton County, WA
11. Pistol Ultra Run
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Mar 22, 2025Saturday
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100M, 100K, 50M, 50K run
More Information
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Alcoa, TN
Blount County, TN
12. Run4Kids 24 Hour Running Party
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Past DateMar 22, 2024Friday
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24H, 100M, 12H, 6H, 5K run
More Information
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Corona, CA
Riverside County, CA
13. Blackbeard's Revenge 100 Ultra & Relay
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Past DateMar 23, 2024Saturday
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100M, 100K run | 100M relay
Virtual OptionMore Information
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Corolla, NC
Currituck County, NC
14. Prairie Spirit Trail Ultra Races
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Past DateMar 23, 2024Saturday
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100M, 100K, 50M, 50K trail run
More Information
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Ottawa, KS
Franklin County, KS
15. White Mountains 100
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Past DateMar 23, 2024Saturday
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100M run
More Information
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Fairbanks, AK
Fairbanks North Star County, AK
16. Antelope Island Buffalo Run
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Past DateMar 29, 2024Friday
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100M, 50M, 50K, 25K trail run
More Information
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Syracuse, UT
Davis County, UT
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.