Colorado race calendar

Triathlons and bike races in Colorado

22 upcoming races across 16 cities in Colorado, from first-timer sprint triathlons to half iron races, duathlons, and gravel rides. Dates, distances, and entry fees come straight from race registration and refresh every night.

22
upcoming races
0
this weekend
16
cities
10
triathlons

By distance

By month

Triathlons near

Next up in Colorado

The 22 soonest races. Pick a month or distance above for the full list.

December 2026

January 2027

February 2027

March 2027

May 2027

June 2027

July 2027

August 2027

September 2027