Colorado
Colorado Obstacle Race Calendar 2025-2026
Explore the best obstacle runs in Colorado for 2025-2026! Our updated list features 3 exciting races across the region. Find your next race in Colorado below and join the running community at these great events!
September 2025
Tough Mudder Colorado 2025 takes place at Fort Carson, offering participants a challenging obstacle course set against stunning Rocky Mountain views. The event features two race options: a 15K with ov..
Toughest Mudder Colorado, held at Fort Carson, is a grueling 12-hour overnight endurance event scheduled for September 27, 2025. Participants tackle a challenging 5K course filled with some of Tough M..
May 2026
The Colorado Springs Spartan Trifecta Weekend, held at Fort Carson Army Base near the Rocky Mountains, offers a challenging obstacle course race experience at high elevation. Participants can choose f..
