Trail Running calendar near Empire 2026-2027

A four-race trail series across local parks with increasing distances, chip timing, and series awards for runners who complete all four events. Entrants must be 15 or older and registration is online only.

Experience 13.1 miles of singletrack trails and hills in the Highlands Ranch Backcountry Wilderness Area. Enjoy custom medals and a post race pancake breakfast while competing for cash prizes in various categories.

Timed 6-, 12- and 24-hour running and relay events on a certified 1.0002 mile dirt loop at Colorado Youth Outdoors Swift Ponds in Fort Collins, with full-service aid every lap and locker-style lodge support nearby.

Trail races at Starsmore Visitor & Nature Center on November 8, 2026, with chip-timed 4-mile and untimed 2.5-mile courses on Columbine Trail; proceeds support Friends of Cheyenne Cañon and leashed pets are allowed on the trail.

Trail races in Louisville, CO offer a half marathon, 10K and 5K on mostly dirt out and back courses with mountain views. The event features aid stations, limited onsite parking and a family friendly post race atmosphere.

A four-race trail series across local parks with increasing distances, chip timing, and series awards for runners who complete all four events. Entrants must be 15 or older and registration is online only.

A winter trail event in Colorado Springs offering 50k, half marathon, and 10k courses that start at Bear Creek Regional Park. Trails include historic High Drive and Gold Camp Road with stocked aid stations and crew accessible points.

A four-race trail series across local parks with increasing distances, chip timing, and series awards for runners who complete all four events. Entrants must be 15 or older and registration is online only.

The Sawmill Trail Runs will take place in Conifer on Saturday 5 December 2026. You can run 50 kilometers.

Experience winter trail running at Cheyenne Mountain State Park with views of Pike's Peak. Choose from traditional race distances or unique timed events ranging from 6 to 15 hours across four scenic loops.

Long-distance races along the Poudre River Trail offering 50 mile and 100 mile solo and relay options, with the 50 mile point-to-point finishing at Island Grove in Greeley. Supported course with aid stations and exchange zones.

A multi-distance trail event at Greenland Open Space near Larkspur, Colorado on May 1, 2027, featuring 50K, 25K, 8 Mile and 4 Mile courses on dirt double-track trails with aid stations and looped routes.

A road and trail running event in Garden of the Gods Park on May 1, 2027 offering 5K, 5 mile, and a 9.5 mile option with closed roads, multiple aid stations, and views of the park's iconic rock formations.

A women focused trail running event at Cheyenne Mountain State Park on May 8, 2027 offering distances from 4 mile to 50K across limestone, singletrack and ridgelines, with cupless aid stations and race packet pickup the day before.

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.

Trail races at Mueller State Park from 10k to marathon plus two 12 hour timed events that use colored ball draws to set loop sequences. All courses are single and double track with no pavement and feature an aid station.

A trail running event in Buena Vista on May 30, 2027, offering marathon, half marathon, and 9k distances and supporting local nonprofits during CKS Paddlefest.

A multi-distance running festival in Eaton, Colorado on June 5–6, 2027 offering races from 7K to 100 miles, relay and virtual options on a 2 mile groomed dirt loop with aid stations, camping and glamping.

Trail races at Granby Ranch Resort in Colorado on June 12, 2027, across multiple distances including a 14-hour Elevation Challenge scored by total elevation climbed. The event uses mountain single-track, aid stations, drop bags, and has a 2..

A multi-day dirt festival in Alma, Colorado at 10,600 feet featuring mountain bike races, trail running, an off road duathlon, free kids races, and weekend camping with on-site facilities and age group awards.