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
More Information
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Denver, CO
Denver County, CO
1. Boulder Stroke & Stride Series
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Jun 7, 2023Wednesday
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aquathon | 5K run
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Boulder, CO
Boulder County, CO
2. Mountain Games - Rocky Dog Trail Run
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Jun 8, 2023Thursday
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5K trail run
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Vail, CO
Eagle County, CO
3. NoCo All-Comers Track Meet Series #1
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Jun 8, 2023Thursday
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run | track meet
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Loveland, CO
Larimer County, CO
4. Six Pack Summer Series Westminster
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Jun 8, 2023Thursday
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5K, 1M run
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Westminster, CO
Adams County, COJefferson County, CO
5. Mountain Games - Apres 5K
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Jun 9, 2023Friday
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5K trail run
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Vail, CO
Eagle County, CO
6. Ragnar Trail Colorado
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Jun 9, 2023Friday
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120M relay
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Snowmass Village, CO
Pitkin County, CO
7. Evit's Hope Half
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Jun 10, 2023Saturday
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13.1M, 5K, 1M trail run
Virtual OptionMore Information
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Colorado Springs, CO
El Paso County, CO
8. All-Out Summer Breeze
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Jun 10, 2023Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Arvada, CO
Jefferson County, CO
9. Aspen parkrun
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Jun 10, 2023Saturday
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5K run
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Aspen, CO
Pitkin County, CO
10. Climb 4 Change
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Jun 10, 2023Saturday
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stair climb
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Castle Rock, CO
Douglas County, CO
11. Colorado Springs Spartan Trifecta
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Jun 10, 2023Saturday
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21K, 5K, 1K obstacle run
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Fort Carson, CO
El Paso County, CO
12. Front Range Classic
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Jun 10, 2023Saturday
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track meet
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Englewood, CO
Arapahoe County, CO
13. Ironman 70.3 Boulder
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Jun 10, 2023Saturday
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half triathlon
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Boulder, CO
Boulder County, CO
14. Jodi's Race 5K
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Jun 10, 2023Saturday
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5K run
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Denver, CO
Denver County, CO
15. Miles for Melanoma - Denver
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Jun 10, 2023Saturday
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5K, 1M run
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Denver, CO
Denver County, CO
16. Rosie Run
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Jun 10, 2023Saturday
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5K run
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Colorado Springs, CO
El Paso County, CO
17. South Boulder Creek parkrun
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Jun 10, 2023Saturday
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5K run
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Boulder, CO
Boulder County, CO
18. Spanish Peaks 5/10K
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Jun 10, 2023Saturday
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10K, 5K run
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La Veta, CO
Huerfano County, CO
19. Steamworks Half Marathon
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Jun 10, 2023Saturday
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13.1M run
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Durango, CO
La Plata County, CO
20. Tri for the Sun
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Jun 10, 2023Saturday
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sprint triathlon
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Carbondale, CO
Garfield 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.
