City to Sky

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.