City to Sky

Missoula, United States • 19 Oct 2025

City to Sky in Missoula, Montana, is a pair of trail races on October 19, 2025: City to Sky 50K and City to Sky 25K. The 50K covers about 33 miles with more than 8,000 feet of elevation gain, circumnavigating the Pattee Creek watershed and passing multiple mountain summits through Missoula’s open spaces and conservation lands. The 25K runs the back half of the 50K along the House of Sky Ridgeline Trail with a net downhill profile. Both courses finish in Missoula’s University District, offering dramatic scenery and rugged terrain. Proceeds support Montana Trail Crew stewardship. Visit the organization's website for the most recent information.

Race information

50 km
2438 m+
City to Sky 50k
25 km
City to Sky 25k
Visit the organization's website for the most recent information.
Trail runs nearby

Run scenic single and doubletrack trails at Rossignol Ranch near Lolo, Montana with 5k, 5 mile and 10 mile options featuring big climbs and great views. Finishers get a shirt, post race brunch, beer from Big Sky and a lively festival.

Tackle a steep 1.6 mile ascent to the summit of Mount Sentinel in this scenic trail race on the University of Montana campus. Limited to 250 runners, the event features a kids M Trail climb and postrace Big Dipper ice cream treats.