May Ultras within 500 miles of Eagle, CO
Fountain Hills, AZ
Adrenaline Night Runs
May 18, 2024
Colorado Springs, CO
Ram Party
May 18, 2024
May 19, 2024
Valkyrie Trail Race
May 10, 2025
Buena Vista, CO
Collegiate Peaks Trail Run
May 3, 2025
Laramie, WY
Wyoming Marathon Races
May 26, 2024
Rachel, NV
E.T. Full Moon
May 10, 2025
Los Alamos, NM
Jemez Mountain Trail Runs
May 10, 2025
Estes Park, CO
Samson's Revenge Trail Race
May 17, 2025
Wendover, UT
Salt Flats Endurance Runs
May 2, 2025
Pine, AZ
Pine Trail Run
May 4, 2024
Herriman, UT
Butterfield Backyard Ultra
May 17, 2025
Eagle Mountain, UT
Honor the Fallen Ruck/Run
May 26, 2024
Black Canyon City, AZ
Cocodona 250
May 5, 2025
Mount Carmel, UT
Ragnar Trail Relay - Zion
May 9, 2025
Larkspur, CO
Greenland Trail Races
May 3, 2025
Divide, CO
Endure Trail Runs
May 17, 2025
Fort Collins, CO
Quad Rock 50
May 11, 2024
Glorieta, NM
Glorieta 12 Hour Run/Ruck
May 3, 2025
Stockton, UT
Connor's Claims
May 25, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Salt Flats Endurance Runs
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May 2, 2025Friday
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100M, 50M, 50K, 5K run
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Wendover, UT
390 miles point to pointTooele County, UT
2. Collegiate Peaks Trail Run
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May 3, 2025Saturday
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50M, 25M trail run
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Buena Vista, CO
67 miles point to pointChaffee County, CO
3. Glorieta 12 Hour Run/Ruck
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May 3, 2025Saturday
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12H trail run
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Glorieta, NM
287 miles point to pointSanta Fe County, NM
4. 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
107 miles point to pointDouglas County, CO
5. Pine Trail Run
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Past DateMay 4, 2024Saturday
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50K, 10M, 5K trail run
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Pine, AZ
439 miles point to pointGila County, AZ
6. Cocodona 250
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May 5, 2025Monday
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250M trail run
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startBlack Canyon City, AZ478 miles point to pointfinishFlagstaff, AZ400 miles point to pointCoconino County, AZYavapai County, AZ
7. Ragnar Trail Relay - Zion
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May 9, 2025Friday
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120M relay
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Mount Carmel, UT
351 miles point to pointKane County, UT
8. E.T. Full Moon
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May 10, 2025Saturday
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51K, 26.2M, 13.1M, 10K, 5K run
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Rachel, NV
493 miles point to pointLincoln County, NV
9. Jemez Mountain Trail Runs
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May 10, 2025Saturday
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50M, 50K, 15M trail run
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Los Alamos, NM
262 miles point to pointLos Alamos County, NM
10. 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
120 miles point to pointEl Paso County, CO
11. 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
113 miles point to pointLarimer County, CO
12. Butterfield Backyard Ultra
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May 17, 2025Saturday
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24H trail run
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Herriman, UT
282 miles point to pointSalt Lake County, UT
13. 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
101 miles point to pointTeller County, CO
14. 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
85 miles point to pointLarimer County, CO
15. Adrenaline Night Runs
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Past DateMay 18, 2024Saturday
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50K, 25K, 15K, 10K, 6K trail run
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Fountain Hills, AZ
492 miles point to pointMaricopa County, AZ
16. Flagstaff Doggie Dash & Ultra Bash
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Past DateMay 18, 2024Saturday
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12H, 6H, 3H, 5K trail run
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Flagstaff, AZ
400 miles point to pointCoconino County, AZ
17. Ram Party
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Past DateMay 18, 2024Saturday
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54M, 50K trail run
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Colorado Springs, CO
120 miles point to pointEl Paso County, CO
18. The Ol' College Try 24 Hour Ultra
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May 24, 2025Saturday
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24H, 12H, 6H run
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Denver, CO
98 miles point to pointDenver County, CO
19. Weld Your Mettle Ultra Marathon
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May 24, 2025Saturday
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24H, 12H, 9H, 6H, 3H, 7K run | kids run
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Eaton, CO
127 miles point to pointWeld County, CO
20. Connor's Claims
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Past DateMay 25, 2024Saturday
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50K, 13.1M trail run
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Stockton, UT
298 miles point to pointTooele 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.