Trail Running calendar near Crawford 2026-2027

This bucket-list half marathon runs from Snowmass to downtown Aspen on the scenic Government Trail. It sells out quickly, with registration opening each May for the late September race.

A trail race at Hartman Rocks near Gunnison, Colorado offering 50K, 28K and 15K across slickrock, singletrack and rolling terrain with wide mountain views. The event includes participant swag and partners supporting youth and womxn trail pr..

Experience a point to point trail marathon through the golden aspen forests of Western Colorado. Run or hike over technical mountain passes to support local youth outdoor scholarships in this scenic backcountry challenge.

An inaugural Backyard ultra in Grand Valley, Colorado on October 3, 2026. Runners complete 4.17 miles each hour until one remains, with distance-specific buckles and awards for last male and female standing.

A Halloween-themed 5K run or walk in Aspen that benefits the local animal shelter. Bring your pet in costume for a chance to win prizes. The timed race offers cash prizes for top finishers and includes festive activities.

Experience the high desert of Fruita at the Kessel Run Ultra. Choose from five trail distances ranging from 10 to 50 miles featuring world class singletrack and views of the San Juan Mountains.