Boulder Running Events

Running Events Happening Next in Boulder, CO

Boulderthon Full and Half Marathon Course Preview

 Fleet Feet Boulder (Boulder Running Company) 23 Aug 2025
MARATHONS FREE

Hip Strength for Runners

 Performance & Recovery Labs/PR Labs 9 Sep 2025
SPORTS FREE

Boulder Taco Fest

 Boulder Creek, Colorado, USA 23 Aug 2025
FESTIVALS

Boulder 5K Taco Run

 1001 Arapahoe Ave, Boulder, CO 23 Aug 2025
FESTIVALS

Harvest Moon Long Course Triathlon

 Boulder Reservoir 13 Sep 2025
SPORTS

Boulder XC Series Meet 1

 Foothills Community Park 11 Oct 2025

Alpine Bank Boulder Thanksgiving Day Fun Run

 Pearl Street Mall 27 Nov 2025
THANKSGIVING

Colleen De Reuck XC Classic - Boulder XC Series Meet 2

 Harlow Platts Community Park 1 Nov 2025
SPORTS

Avery Fall 5k | Avery Brewing | 2025 CO Brewery Running Series

 Avery Brewing Company 19 Oct 2025
WORKSHOPS USD 0 TO 65

Ember & Ice Run Club

 200 Arapahoe Ave 1 Jun 2025
MEETUPS FREE

La Sportiva Summer Run Series

 2100 Broadway 22 May 2025
TRIPS-ADVENTURES FREE