December Races in Colorado
Longmont, CO
Main Street Fun Run
Dec 14, 2019
Colorado Brewery Running Series - Left Hand Brewing
Dec 4, 2021
Thornton, CO
Winterfest 5K
Dec 14, 2019
Denver, CO
Chilly Cheeks Duathlon or 4 Mile Run Series
Jan 11, 2020 - #2
Feb 22, 2020 - #3
Dec 7, 2019 - #1
RMRR Trophy Series - December
Dec 6, 2020
Rudolph Ramble 5K
Dec 6, 2020
Jingle Bell Run
Dec 13, 2020
Resolution 5K
Dec 31, 2020
Christmas Sweater 5K
Dec 19, 2021
Colorado Springs, CO
Chasing Santa 5K
Dec 5, 2020
Nielson Two Mile Challenge
Mar 6, 2021
Apr 3, 2021
May 1, 2021
Jun 5, 2021
8 more
Durango, CO
Durango Resolution Run
Dec 31, 2020
Grand Junction, CO
Santa Cause Run
Dec 14, 2019
Golden, CO
Sawmill Trail Runs
Dec 11, 2021
Westminster, CO
All-Out Fa La La
Dec 4, 2021
Erie, CO
Erie Elves 5K
Dec 14, 2019
Loveland, CO
Toy Drop
Dec 11, 2021
Aspen, CO
Summit for Life
Dec 7, 2019
Aspen parkrun
Mar 27, 2021
Apr 3, 2021
Apr 10, 2021
Apr 17, 2021
48 more
Littleton, CO
Santa Stampede 5K/10K
Dec 12, 2020
Boulder, CO
ColderBOLDER
Dec 5, 2020
South Boulder Creek parkrun
Mar 27, 2021
Apr 3, 2021
Apr 10, 2021
Apr 17, 2021
48 more
Windsor, CO
Santa Catch 5K
Dec 7, 2019
Superior, CO
Superior Stocking Run
Dec 6, 2020
Four Corners Monument, CO
Four Corners Quad Keyah
Dec 5, 2020
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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. All-Out Fa La La
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Dec 4, 2021Saturday
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13.1M, 10K, 5K run
More Information
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Westminster, CO
Adams County, COJefferson County, CO
2. Aspen parkrun
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Dec 4, 2021Saturday
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5K run
More Information
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Aspen, CO
Pitkin County, CO
3. Colorado Brewery Running Series - Left Hand Brewing
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Dec 4, 2021Saturday
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5K run
More Information
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Longmont, CO
Boulder County, CO
4. Nielson Two Mile Challenge
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Dec 4, 2021Saturday
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2M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
5. South Boulder Creek parkrun
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Dec 4, 2021Saturday
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5K run
More Information
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Boulder, CO
Boulder County, CO
6. Chasing Santa 5K
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Past DateDec 5, 2020Saturday
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5K run | kids run
Race Website
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Colorado Springs, CO
El Paso County, CO
7. ColderBOLDER
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On-Site RaceCancelledDec 5, 2020SaturdayVirtual Option
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5K run
Race Web Page
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Boulder, CO
Boulder County, CO
8. Four Corners Quad Keyah
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CancelledDec 5, 2020Saturday
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26.2M, 13.1M, 5K, 2M run
More Information
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Four Corners Monument, CO
Montezuma County, CO
9. RMRR Trophy Series - December
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Past DateDec 6, 2020Sunday
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4.5M run
Race Web Page
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Denver, CO
Denver County, CO
10. Rock Canyon Half Marathon
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CancelledDec 6, 2020Sunday
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13.1M run
More Information
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Pueblo, CO
Pueblo County, CO
11. Rudolph Ramble 5K
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Past DateDec 6, 2020Sunday
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5K run
Race Web Page
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Denver, CO
Denver County, CO
12. Superior Stocking Run
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Past DateDec 6, 2020Sunday
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5K run
More Information
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Superior, CO
Boulder County, CO
13. Chilly Cheeks Duathlon or 4 Mile Run Series
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Past DateDec 7, 2019Saturday#1
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sprint duathlon | 4M run
More Information
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Denver, CO
Denver County, CO
14. Santa Catch 5K
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Past DateDec 7, 2019Saturday
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5K run | kids run
More Information
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Windsor, CO
Weld County, CO
15. Summit for Life
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On-Site RacePast DateDec 7, 2019SaturdayVirtual Option
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2.5M trail run
More Information
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Aspen, CO
Pitkin County, CO
16. Aspen parkrun
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Dec 11, 2021Saturday
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5K run
More Information
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Aspen, CO
Pitkin County, CO
17. Sawmill Trail Runs
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Dec 11, 2021Saturday
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50K, 27K trail run
More Information
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Golden, CO
Jefferson County, CO
18. South Boulder Creek parkrun
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Dec 11, 2021Saturday
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5K run
More Information
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Boulder, CO
Boulder County, CO
19. Toy Drop
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On-Site RaceDec 11, 2021SaturdayVirtual Option
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10K, 5K run
More Information
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Loveland, CO
Larimer County, CO
20. Santa Stampede 5K/10K
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On-Site RaceCancelledDec 12, 2020SaturdayVirtual Option
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10K, 5K run
Race Web Page
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Littleton, CO
Arapahoe 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.