Upcoming 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
Featured Listing
1. Denver Rocks Run 5K/10K
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Aug 20, 2023Sunday
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10K, 5K run
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Denver, CO
Denver County, CO
1. 5K Fun Run & Dog Jog
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Jun 3, 2023Saturday
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5K run | 5K trail run
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Louisville, CO
Boulder County, CO
2. Aiden's Adventure 5K
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Jun 3, 2023Saturday
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5K run
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Colorado Springs, CO
El Paso County, CO
3. Aspen parkrun
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Jun 3, 2023Saturday
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5K run
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Aspen, CO
Pitkin County, CO
4. Basalt Half Marathon
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Jun 3, 2023Saturday
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13.1M run | 13.1M relay
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Basalt, CO
Eagle County, CO
5. Bergen Peak Half Marathon
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Jun 3, 2023Saturday
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13.1M trail run
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Evergreen, CO
Jefferson County, CO
6. Berthoud Spartans 5K
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Jun 3, 2023Saturday
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5K run
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Berthoud, CO
Larimer County, CO
7. Colorado Triathlon
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Jun 3, 2023Saturday
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olympic, sprint triathlon | olympic duathlon
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Boulder, CO
Boulder County, CO
8. Fire Hydrant 5K
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Jun 3, 2023Saturday
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5K run
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Fort Collins, CO
Larimer County, CO
9. Great Divide Ultra
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Jun 3, 2023Saturday
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100M, 100K, 50K, 25K trail run
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Divide, CO
Teller County, CO
10. Into The Wild Running Festival
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Jun 3, 2023Saturday
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10K, 5K run
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Keenesburg, CO
Weld County, CO
11. Leadville Turquoise Lake 20K
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Jun 3, 2023Saturday
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20K trail run
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Leadville, CO
Lake County, CO
12. Mike the Headless Chicken 5K
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Jun 3, 2023Saturday
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5K run
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Fruita, CO
Mesa County, CO
13. Nielson Two Mile Challenge
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Jun 3, 2023Saturday
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2M trail run
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Colorado Springs, CO
El Paso County, CO
14. North Fork 50M/50K
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Jun 3, 2023Saturday
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50M, 50K trail run
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Pine, CO
Jefferson County, CO
15. Reach For Recovery 5K
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Jun 3, 2023Saturday
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5K run
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Westminster, CO
Adams County, COJefferson County, CO
16. REVEL Rockies
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Jun 3, 2023Saturday
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26.2M, 13.1M run
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Boston Marathon Qualifier
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Denver, CO
Denver County, CO
17. Runoff Runoff
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Jun 3, 2023Saturday
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26.2M, 13.1M, 6.6K run
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Creede, CO
Mineral County, CO
18. South Boulder Creek parkrun
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Jun 3, 2023Saturday
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5K run
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Boulder, CO
Boulder County, CO
19. South Park Trail Marathon
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Jun 3, 2023Saturday
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26.2M, 13.1M run
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Fairplay, CO
Park County, CO
20. Colorado 13er
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Jun 4, 2023Sunday
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13.1M, 10K, 5K run
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Louisville, CO
Boulder 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.
