Leadville Firecracker 5K

The Life Time Leadville Trail Marathon and Heavy Half is known as the nation's toughest and highest marathon, taking trail runners through challenging trails to Mosquito Pass at 13,185 feet. The event will take place on June 29, 2024, with a rolling start for both distances. The marathon covers 26.4..

The Leadville Silver Rush 50M will take place in Leadville on Saturday 6 July 2024. You can run between 5 and 50 miles.

The Dynafit Vail HillClimb is a challenging trail run that starts in Vail Village and finishes at Mid-Vail, covering a distance of 7.7 miles with an elevation gain of approximately 2,233 feet. The race has been named the best trail race by Colorado Runner Magazine in the past. Participants will foll..

The Silverheels Trail Runs take place at an average elevation of over 10,000 feet in Colorado, offering stunning views of the South Park Valley and the "Decalibron" 14er's. The course includes single track trails, fire roads, and dirt roads, passing through high alpine and sub-alpine meadows filled ..

The Audi Power of Four Trail Run in Aspen Snowmass offers three distances: 50K, 25K, and 10K. The event provides a scenic mix of trails across the mountains, with varying start times and prices. Participants can enjoy the beautiful surroundings while challenging themselves in their chosen distance. ..

The Summit 200 is a challenging 200-mile mountain race taking place in Summit County, Colorado. The route includes stunning hiking trails, forest roads, and sections of pavement, with altitudes ranging from over 9000 feet to over 12,700 feet. With over 40,000 feet of elevation gain and loss, this ra..