Events The Alma Foundation Race in the Clouds Dirt Festival Alma, CO Grin & Bear It Crested Butte, CO Flaming Foliage Relay - 165 Mile Race - Idaho Springs to Buena Vista, CO (September 5, 2025) Buena Vista, CO Event Series Ironman Triathlon Rock 'n' Roll Marathon Spartan Race Hot Chocolate Run Ragnar Relay
The Alma Foundation Race in the Clouds Dirt Festival Alma, CO Grin & Bear It Crested Butte, CO Flaming Foliage Relay - 165 Mile Race - Idaho Springs to Buena Vista, CO (September 5, 2025) Buena Vista, CO
February 2025 33rd Annual Ski for Sisu Ski-a-Thon Carbondale, CO Sun - Feb 09, 2025 Running 2025 Team CKF Running Series Aspen, CO Feb 22, 2025 - Oct 25, 2025 Running March 2025 The Grand Traverse Crested Butte, CO Mar 30, 2025 - Aug 31, 2025 Triathlon > Duathlon May 2025 2025 Basalt Half Marathon & Relay Basalt, CO May 31, 2025 - Jun 1, 2025 Running > Half Marathon July 2025 Grin & Bear It Crested Butte, CO Sat - Jul 12, 2025 Running August 2025 2025 CKF Leadville Trail 100 MTB Leadville, CO Sat - Aug 09, 2025 Cycling Add your event to the calendar Trending Events The Alma Foundation Race in the Clouds Dirt Festival Grin & Bear It Flaming Foliage Relay - 165 Mile Race - Idaho Springs to Buena Vista, CO (September 5, 2025)