Trail Running calendar near Glenwood Springs 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.

Experience a stunning point to point trail race from Vail to Minturn. Run through golden aspen groves and high alpine terrain with distances of 26K and 14K available for up to 250 participants.

The Sage Burner Trail Race winds through the high desert landscape of Hartman Rocks near Gunnison. Runners face a mix of slickrock, singletrack, and punchy climbs. After the run, a community chili meal celebrates the effort, with support go..

The West Elk Challenge is a point-to-point trail marathon and 30K through Colorado's North Fork Valley at peak fall colors. Runners climb to Inter-Ocean Pass on a course of gravel roads and singletrack. All proceeds fund summer camp scholar..

The Emerald Mountain Trail Run offers two scenic distances on the aspen-lined trails of Emerald Mountain in Steamboat Springs. The event concludes the SSRS running series and raises funds for the Boys & Girls Club. Hikers are welcome on the..

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.