Trail RunningColorado
Trail Running in Colorado
Browse upcoming amateur trail running events and compare dates, locations, and popularity. in Colorado.
Upcoming dates Colorado Community-rated events
Events listed
45
Sport
Trail Running
Area
Colorado
Radius
350 km
This calendar in numbers
This calendar currently lists 45 upcoming events, from Sep 25, 2026 to Jun 26, 2027. October is the busiest month, with 19 events scheduled. Events are spread across 33 different locations; Colorado Springs hosts the most (9). Course distances range from 5 km to 80.5 km.