Colorado Triathlete

Your news source for triathlon in Colorado since 1999!

Strava   Instagram   Facebook   YouTube

Colorado Multisport Calendar

Run

  1. Events
  2. Run

Events Search and Views Navigation

Event Views Navigation

Filters

Changing any of the form inputs will cause the list of events to refresh with the filtered results.

Today

BBSC Endurance Sports

Boulder Rez Marathon

Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United States

This amazing run course will take you alongside the Boulder Reservoir, remaining mostly on dirt roads and trails. The course is flat with only 200 feet of gain, and will […]

BBSC Endurance Sports

Boulder Sunset Triathlon

Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United States

Join us for an unforgettable morning at the Boulder Reservoir. Although this race does not take place at sunset, it will take place at the end of the summer-- it's […]

Boulder Peak Triathlon logo