May Marathon Trail Runs in the USA
City Location
1. Hacienda Hills Run
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May 3, 2025Saturday
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50K, 26.2M, 13.1M, 9M, 10K, 5K trail run
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San Jose, CA
Santa Clara County, CA
2. XTERRA New Jersey
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May 3, 2025Saturday
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26.2M, 13.1M, 10K, 4K trail run
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Vernon, NJ
Sussex County, NJ
3. Breakneck Point Trail Runs
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May 4, 2025Sunday
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26.2M, 13.1M trail run
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Beacon, NY
Dutchess County, NY
4. F^3 Cap Sauers Trail Marathon and 10 Mile
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May 10, 2025Saturday
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26.2M, 10M trail run
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Palos Hills, IL
Cook County, IL
5. Flower Moon
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May 10, 2025Saturday
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50M, 26.2M, 13.1M, 5K trail run
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Pawhuska, OK
Osage County, OK
6. Grizzly Peak Trail Run
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May 10, 2025Saturday
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50K, 26.2M, 30K, 13.1M, 10K trail run | kids run
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Berkeley, CA
Alameda County, CA
7. Lake Wobegon Trail Marathon
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May 10, 2025Saturday
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26.2M trail run
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Boston Marathon Qualifier
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startHoldingford, MNfinishSaint Joseph, MNStearns County, MNStearns County, MN
8. Valkyrie Trail Race
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May 10, 2025Saturday
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50K, 26.2M, 30K, 13.1M, 8M, 4M trail run
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Colorado Springs, CO
El Paso County, CO
9. Trail Run at Sly Park
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Past DateMay 11, 2024Saturday
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50K, 26.2M, 18M, 13.1M, 8.5M, 10K, 5K trail run
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Pollock Pines, CA
El Dorado County, CA
10. Wildflower Trail Runs
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May 11, 2025Sunday
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26.2M, 13.1M, 7M trail run
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Bastrop, TX
Bastrop County, TX
11. Berryman Marathon & 50 Miler
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May 17, 2025Saturday
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50M, 26.2M trail run
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Potosi, MO
Washington County, MO
12. Timp Trail Marathon
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May 17, 2025Saturday
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26.2M, 13.1M trail run
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Orem, UT
Utah County, UT
13. Dances With Dirt - Gnaw Bone
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Past DateMay 18, 2024Saturday
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50M, 50K, 26.2M, 13.1M, 10K, 5K trail run | 100K relay
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Nashville, IN
Brown County, IN
14. Ram Party
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Past DateMay 19, 2024Sunday
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26.2M, 13.1M, 9M, 5K trail run
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Colorado Springs, CO
El Paso County, CO
15. Thom B Trail Runs
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Past DateMay 19, 2024Sunday
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26.2M, 17M, 8.5M trail run
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Dryden, NY
Tompkins County, NY
16. Infinitus Races
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May 24, 2025Saturday
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88K, 26.2M, 9M trail run
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Ripton, VT
Addison County, VT
17. Spirit Trail Run
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May 25, 2025Sunday
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26.2M, 13.1M, 9K trail run
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Buena Vista, CO
Chaffee County, CO
18. Conquer the Cove 25K and Marathon
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Past DateMay 26, 2024Sunday
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26.2M, 25K trail run
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- Roanoke, VA
19. Wyoming Marathon Races
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Past DateMay 26, 2024Sunday
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50K, 26.2M, 13.1M, 5K trail run
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Laramie, WY
Albany County, WY
20. Calero Trail Run
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May 31, 2025Saturday
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50K, 26.2M, 25K, 13.1M, 15K, 10K, 5K trail run
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San Jose, CA
Santa Clara County, CA
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.