Trail Running calendar near Empire 2026-2027

A multi-day ultrarunning event in Loveland Colorado with multiple timed and distance races on a 2 mile loop. Camping is allowed in a designated park area and a 24/7 aid station supports runners throughout the event.

A 9.4 mile mountain race at Arapahoe Basin on September 5, 2026, with 2,211 feet of ascent across summer roads, established singletrack and new high alpine trails. The field is capped at 700 and the course uses White River National Forest t..

Join the community for a 5K run or walk on a brand new dirt course at the North Arvada Middle School Athletic Complex. Support local high school racers before taking on this off road route yourself.

A load bearing endurance event at Staunton State Park on September 5, 2026. Routes range from 6.5 to 21.5 miles with loads from 10 to 40 lb and proceeds benefit the Special Forces Foundation.

Trail races at the 10,000 foot summit of Rabbit Ears Pass on September 6, 2026, with a roughly 6.8 mile 10k and a 3.4 mile 5k. Proceeds support Steamboat Nordic and awards and a raffle follow the finish.

A commemorative running event in Longmont, CO on a 1.05 mile loop with distances from 5K to 100 miles and virtual options. Aid stations, finisher awards, and participant shirts are provided.

A longstanding Nederland, Colorado running event offering a 5K road run, a 10K trail, and a trail half marathon, with family-friendly features, on-leash dogs allowed in the 5K, and costume encouragement.

Trail running at Snow Mountain Ranch near Granby, Colorado, with 50K, 33K, half marathon, 10K and 5K on dirt trails through aspen groves and mountain views. Courses are high altitude with aid stations and a cupless race policy.

Experience the scenic trails of Lory State Park in this 13.5 mile mountain race featuring technical singletrack and stunning Rocky Mountain views. Enjoy a well supported course followed by a celebratory pancake breakfast at the finish.

Point-to-point trail races in Empire, Colorado offering 50K and 22K courses at high altitude with 100% dirt singletrack and substantial climbing. Prior ultra experience is required for the 50K and registration closes Sep 8.

A women's trail running event in Buena Vista, Colorado offering a Half Marathon and a 10k on mountain trails with views of the Collegiate Peaks and the Arkansas River. Organized by Trail Sisters to increase women’s participation in trail ru..

A trail race on Meadow Mountain in Minturn, Colorado offering an 11K and a 5K route across singletrack and meadows with stream crossings, scenic mountain views, on-course aid stations, and finish-line t-shirts and refreshments.

Run Rabbit Run in Steamboat Springs, Colorado is an annual trail ultramarathon offering 100 mile (Hares and Tortoises) and 50 mile divisions, limited-field races with a six-figure prize purse and a history of charitable giving.

A trail race on North Table Mountain in Golden, Colorado on September 19, 2026 offering 10 mile and 5 mile courses. Hosted by BeyondHome, the event raises funds to help families move from homelessness to self-sufficiency.

A 13.3 mile mountain race from Manitou Springs to the 14,115 foot summit of Pikes Peak, gaining about 7,800 feet on the historic Barr Trail. The 2026 Ascent uses wave placement based on estimated times and invites elite competitors.

Experience a 26.2 mile mountain run from Manitou Springs to the summit of Pikes Peak and back. This historic event features over 7800 feet of elevation gain and a 10 hour time limit.

Expo Park XC is an old school grass cross-country meet in Aurora, Colorado, featuring creek crossings, a wooden footbridge and bale jumps. Races range from about 1 km for young children to a 5 km open race.

Experience the wild spaces of Northern Colorado with a weekend of trail races ranging from a half marathon to a 50 mile ultra through scenic forests and scout camp trails. Stay on site with available camping and community meals.

Experience desert style single track and forest roads with views of the Collegiate Peaks in Buena Vista. Choose between 50k or 30k distances as part of the multi sport 14er Fest.

A community driven 24 hour loop run in Palmer Lake, Colorado, on a 0.82 mile mountain course. Top three overall receive awards and the first ten runners to reach 100 miles earn onsite buckles.