December 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. RMRR Trophy Series - December
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Dec 1, 2024Sunday
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4.5M run
More Information
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Denver, CO
Denver County, CO
2. Chasing Santa 5K
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Past DateDec 2, 2023Saturday
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5K run | kids run
More Information
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Colorado Springs, CO
El Paso County, CO
3. Jingle Jog 5K
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Past DateDec 2, 2023Saturday
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5K run
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Eagle, CO
Eagle County, CO
4. Onesie Dash
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Past DateDec 2, 2023Saturday
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1M run
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Red Feather Lakes, CO
Larimer County, CO
5. Rock Canyon Half Marathon
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Past DateDec 3, 2023Sunday
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13.1M run
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Pueblo, CO
Pueblo County, CO
6. Rudolph Ramble 5K
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Past DateDec 3, 2023Sunday
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5K run
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Denver, CO
Denver County, CO
7. Superior Stocking Run
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Past DateDec 3, 2023Sunday
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5K run
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Louisville, CO
Boulder County, CO
8. All-Out Fa La La
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Dec 7, 2024Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Westminster, CO
Adams County, COJefferson County, CO
9. Aspen parkrun
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Dec 7, 2024Saturday
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5K run
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Aspen, CO
Pitkin County, CO
10. ColderBOLDER
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Dec 7, 2024Saturday
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5K run
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Boulder, CO
Boulder County, CO
11. Colorado Brewery Running Series
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Dec 7, 2024Saturday
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5K run
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Longmont, CO
Boulder County, CO
12. Four Corners Quad Keyah
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Dec 7, 2024Saturday
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26.2M, 13.1M, 5K, 2M run
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Four Corners Monument, CO
Montezuma County, CO
13. Nielson Two Mile Challenge
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Dec 7, 2024Saturday
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2M trail run
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Colorado Springs, CO
El Paso County, CO
14. Sawmill Trail Runs
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Dec 7, 2024Saturday
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50K, 16M, 8M trail run
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Pine, CO
Jefferson County, CO
15. South Boulder Creek parkrun
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Dec 7, 2024Saturday
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5K run
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Boulder, CO
Boulder County, CO
16. Toy Drop
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Dec 7, 2024Saturday
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15K, 10K, 5K run
Virtual OptionMore Information
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Loveland, CO
Larimer County, CO
17. Ugly Sweater 1 Miler
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Dec 7, 2024Saturday
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1M run
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Buena Vista, CO
Chaffee County, CO
18. Main Street Fun Run
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Past DateDec 9, 2023Saturday
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1M run
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Longmont, CO
Boulder County, CO
19. Santa Cause Run
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Past DateDec 9, 2023Saturday
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5K, 1K run | kids run
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Grand Junction, CO
Mesa County, CO
20. Sweaty Sweater 5K
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Past DateDec 9, 2023Saturday
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5K run | kids run
More Information
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Fort Collins, 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.