Colorado

Colorado Triathlon Calendar 2025-2026

Name: Chilly Cheeks Duathlon
Start: 2025-02-22
End: 2025-02-22
Location: Greenwood Village

Explore the best triathlons in Colorado for 2025-2026! Our updated list features 6 exciting races across the state. Find your next race in Colorado below and join the running community at these great events!

February 2025

Feb

Saturday

Chilly Cheeks Duathlon

Greenwood Village, Colorado

Duathlon

May 2025

May

Saturday

Ordinary Mortals Triathlon

Pueblo, Colorado

Triathlon

June 2025

Jun

Saturday

Ironman 70.3 Boulder

Boulder, Colorado

Triathlon

Jun

Saturday

San Juan Trail Triathlon

Ridgway, Colorado

Triathlon

Jun

Saturday

Xterra Lory

Fort Collins, Colorado

Cross Triathlon

August 2025

Aug

Saturday

Gunnison Valley Triathlon

Gunnison, Colorado

Triathlon

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