Trail Running calendar near Aurora 2026-2027

A long-distance event along the Poudre River Trail on April 11, 2027, offering 50 mile and 100 mile solo and relay options through Fort Collins, Timnath, Windsor and Greeley. The course is supported with aid stations, exchange zones and fin..

Trail races in Palmer Park, Colorado Springs on April 17, 2027 with 5K, 10K, 25K and 50K options over singletrack, sandstone bluffs and city views. Cupless aid stations are used and runners must attach a timing chip to their shoe.

Trail races at Greenland Open Space in Larkspur on May 1, 2027, offering 50K, 25K, 8 Mile and 4 Mile loops on dirt and double-track trails with aid stations and a high point near 7,400 feet.

Road and trail races through Garden of the Gods with traffic closed to vehicles, scenic views of red rock formations and Pikes Peak. Distances include Double Take, 5 Mile Trail, 5 Miler and 5K.

A women focused trail running event at Cheyenne Mountain State Park on May 8, 2027, with distances from 4 miles to 50K. Courses move from meadows to technical singletrack and include cupless aid stations and park entry with race shirt and m..

Trail races near Fort Collins offering 25 and 50 mile options on mostly singletrack through Lory State Park and Horsetooth Mountain Park, featuring about 5,500 ft or 11,000 ft of vertical gain, staffed aid stations, and marked trails.