Trail Running calendar near Aspen 2026-2027

A high alpine 50k near Mount Princeton in Nathrop, Colorado, featuring 7,000 ft of climbing and a 13,100 ft high point. The course follows Chalk Creek Canyon and the Colorado Trail through ponderosa and aspen forests to an alpine plateau.

A fall trail event in Buena Vista, Colorado on September 27, 2026 offering a 14K trail race with over 500 feet of elevation gain and a 5K along the Arkansas River. Both races start and finish at Vendor Village near the Eddyline Beer Garden.

Trail races of 50K, 28K, and 15K through Hartman Rocks near Gunnison Colorado featuring slickrock, singletrack and wide mountain views. The event includes participant swag and partnerships supporting youth and womxn trail running.

A point to point trail event in Colorado on October 3, 2026 offering a marathon and a 30K that climb to Inter-Ocean Pass before descending into Paonia. Proceeds fund Nature Connection summer camp scholarships.

Two marked trail courses start and finish at Camp 4 Coffee in Crested Butte South. Routes are 10.04 and 19.26 miles over single track, dirt and some paved road; the event is fully self-supported on Gunnison National Forest land.

A Halloween themed 3.1 mile trail run in Aspen with dogs welcome, timed results and cash prizes for top male and female finishers. The event features costume prizes, raffle items and food trucks, with proceeds benefiting the local animal sh..

Methodist Mountain Ultra The Methodist Mountain Ultra (MMU) is a trail race set on the Methodist Mountain trail system near Salida, Colorado. It takes place at the northern end of the Sangre de Cristo mountains. The event features two dista..

Trail marathon, half marathon, a 2 mile race and a kids 400 meter run take place in Salida CO on March 13 2027, on dirt roads and narrow single track at 7000 to 9000 feet, with limited entries and local charity support.