May Trail Runs within 500 miles of Preston, ID
1. Greenland Trail Races
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May 3, 2025Saturday
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50K, 25K, 8M, 4M trail run
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Larkspur, CO
420 miles point to pointDouglas County, CO
2. Nielson Two Mile Challenge
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May 3, 2025Saturday
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2M trail run
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Colorado Springs, CO
436 miles point to pointEl Paso County, CO
3. Take 5 in the Garden
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May 3, 2025Saturday
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5M, 5K run | 9.5M, 5M trail run
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Colorado Springs, CO
436 miles point to pointEl Paso County, CO
4. Collegiate Peaks Trail Run
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Past DateMay 4, 2024Saturday
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50M, 25M trail run
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Buena Vista, CO
378 miles point to pointChaffee County, CO
5. Polio Purple Pinkie Trail Run
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Past DateMay 4, 2024Saturday
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10K, 5K trail run
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Reno, NV
457 miles point to pointWashoe County, NV
6. Cocodona 250
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May 5, 2025Monday
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250M trail run
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startBlack Canyon City, AZ0 miles point to pointfinishFlagstaff, AZ477 miles point to pointCoconino County, AZYavapai County, AZ
7. Don't Fence Me In Trail Run
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May 10, 2025Saturday
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30K, 12K, 5K trail run
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Helena, MT
311 miles point to pointLewis and Clark County, MT
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
436 miles point to pointEl Paso County, CO
9. Canyon Road 10K & 5K
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Past DateMay 11, 2024Saturday
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10K, 5K trail run
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Logan, UT
25 miles point to pointCache County, UT
10. Dam Good Run
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Past DateMay 11, 2024Saturday
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10K, 5K trail run
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McNary, OR
473 miles point to pointUmatilla County, OR
11. Paiute Meadows Trail Run
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Past DateMay 11, 2024Saturday
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50K, 13.6M, 4.5M trail run | 50K relay
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Susanville, CA
479 miles point to pointLassen County, CA
12. Quad Rock 50
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Past DateMay 11, 2024Saturday
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50M, 25M trail run
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Fort Collins, CO
375 miles point to pointLarimer County, CO
13. Women's Distance Festival
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Past DateMay 11, 2024Saturday
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5K trail run
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Colorado Springs, CO
436 miles point to pointEl Paso County, CO
14. Boulder Mothers Day Run
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Past DateMay 12, 2024Sunday
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13.1M, 10K, 5K trail run
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Boulder, CO
378 miles point to pointBoulder County, CO
15. Fruita Trail Half
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Past DateMay 12, 2024Sunday
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13.1M trail run
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Fruita, CO
263 miles point to pointMesa County, CO
16. Bishop High Sierra Ultras
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May 17, 2025Saturday
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100K, 50M, 53K, 20M, 6K trail run
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Bishop, CA
476 miles point to pointInyo County, CA
17. Butterfield Backyard Ultra
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May 17, 2025Saturday
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24H trail run
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Herriman, UT
110 miles point to pointSalt Lake County, UT
18. Endure Trail Runs
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May 17, 2025Saturday
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24H, 12H, 13.1M, 10K trail run
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Divide, CO
418 miles point to pointTeller County, CO
19. Samson's Revenge Trail Race
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May 17, 2025Saturday
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55K, 27K, 10K trail run
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Estes Park, CO
357 miles point to pointLarimer County, CO
20. Silver State 50-mile and 50K Endurance Runs
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May 17, 2025Saturday
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50M, 50K, 13.1M trail run
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Reno, NV
457 miles point to pointWashoe County, NV
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.