Races in Boulder County, CO on Weekends

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
Upcoming All Dates
Specify Date Range
Start Date
End Date
Classic Multisport Variety Event Category

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.

All Colorado
  • select a city
  • to enable this menu
Name Open Date Close Date
With Virtual Option
1. Feeding the 5K/5K
2. Mile High Mile
3. Coyote Chase 5K
4. Transperfect Victory Lap 5K - Boulder
5. Calarat Challenge Trail Running Festival
6. Ned Ned Run
7. Waneka Classic
8. Avery Brewing Company Oktoberfest 4K
9. Paws in the Park
10. Boulder XC Series Meet 1
11. Boulder XC Series Meet 2
12. Sole Mates 5K
13. Colleen De Reuck XC Classic
14. Longmont Turkey Trot
15. Superior Stocking Run
16. Main Street Fun Run
17. BRR Masters Invite Indoor Mile
18. Lucky Lyons
19. The Day Quest - Flatirons Vista to Spring Brook
20. Boulder Rez 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.