October Races in Jefferson County, CO

Clear your browsing data in order to view the new map.
Saturday Sunday Monday Tuesday Wednesday Thursday Friday Multiple
Sat Sun Mon Tue Wed Thu Fri Multiple
Hide Map
Specify Date Range
Start Date
End Date

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.

1. Tommyknocker 12-Hour and Mine Shaft Half
2. Its Fall Yall 5K and K9 Canter 1M Fun Run
3. Pete and Paul 5K
4. Grizzly Growl 5K
5. West Side Best Side - Fehringer Ranch Race
6. Run the Rocks
7. GOGO Goosetown 5K
8. Great Trailhead Foot Race
9. Colorado Brewery Running Series - New Terrain Brewing
10. Suffer Better 10M Trail Run
11. Coyote Classic
12. All-Out Kooky-Spooky
13. EAPL Zombie Run 5K
14. West Side Best Side - Stone House Race
15. Westy Half

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.