May Races in Colorado
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
1. Healthy Kids Running Series - Littleton
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Past DateMay 1, 2022Sunday
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kids run
More Information
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Littleton, CO
Arapahoe County, CO
2. Steps for Stability 5K/10K
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Past DateMay 1, 2022Sunday
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10K, 5K run
Virtual OptionMore Information
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Greeley, CO
Weld County, CO
3. Dash & Dine 5K Series
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May 2, 2023Tuesday
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5K run
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Boulder, CO
Boulder County, CO
4. Ft. Carson Taco Trot
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May 5, 2023Friday
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5K run
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Fort Carson, CO
El Paso County, CO
5. Boulder Track Series Meet 2
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May 6, 2023Saturday
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track meet
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Longmont, CO
Boulder County, CO
6. Adams County Foster Care 5K
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May 6, 2023Saturday
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5K, 1M run
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Brighton, CO
Adams County, CO
7. Aspen parkrun
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May 6, 2023Saturday
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5K run
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Aspen, CO
Pitkin County, CO
8. Bob Turner Classic 5K
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May 6, 2023Saturday
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5K run
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Berthoud, CO
Larimer County, CO
9. Collegiate Peaks Trail Run
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May 6, 2023Saturday
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50M, 25M trail run
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Buena Vista, CO
Chaffee County, CO
10. Duck Waddle 5K
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May 6, 2023Saturday
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5K run
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Estes Park, CO
Larimer County, CO
11. Fight for Air Climb - Denver
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May 6, 2023Saturday
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stair climb
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Denver, CO
Denver County, CO
12. Girls on the Run 5K - Durango
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Past DateMay 6, 2022Friday
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5K run
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Fruita, CO
Mesa County, CO
13. Greenland Trail Races
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May 6, 2023Saturday
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50K, 25K, 8M, 4M trail run
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Larkspur, CO
Douglas County, CO
14. High Line Canal Run
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May 6, 2023Saturday
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10K, 5K run
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Centennial, CO
Arapahoe County, CO
15. Hope House 5K
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May 6, 2023Saturday
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5K, 1.4M run
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Arvada, CO
Jefferson County, CO
16. New Vision 5K
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May 6, 2023Saturday
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5K run
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Loveland, CO
Larimer County, CO
17. Nielson Two Mile Challenge
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May 6, 2023Saturday
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2M trail run
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Colorado Springs, CO
El Paso County, CO
18. Quad Rock 50
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May 6, 2023Saturday
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50M, 25M trail run
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Fort Collins, CO
Larimer County, CO
19. Rock Hawk Trail Races
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May 6, 2023Saturday
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13.1M, 10K, 5K trail run
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Castle Rock, CO
Douglas County, CO
20. Run For The Trees
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May 6, 2023Saturday
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2M run
More Information
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Loveland, CO
Larimer County, CO
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.