Trail Running Calendar Montana 2025-2026

Event overview Le Grizz is a set of running events held on Saturday, October 11, 2025, in Polebridge, Montana. The program for the day includes a 50-mile ultramarathon, a 50-mile relay, a 15K run, and a 5K run. The race is staged near Glaci..

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..

Skeleton Skedaddle 5K & Kids Pumpkin Run, held in Missoula, Montana, offers a family-friendly fall running experience. The Skeleton Skedaddle 5K is a loop that starts and finishes at the large pavilion in Silver Park, taking advantage of Mi..

The Montana Cup is a team-based cross-country running event held at Gallatin County Regional Park in Bozeman, Montana. It unites runners from across Montana’s regions to compete for a traveling trophy. The race features separate categories..

Frontier Conference XC Championships take place in Billings, Montana, on the Amend Park College Course. The meet is hosted at Amend Park, 5101 King Ave. E., Billings, MT 59101, and serves as the Frontier Conference’s cross-country champions..

Glacier Glide is a pursuit-style Nordic ski race organized by Glacier Nordic Club, staged at Whitefish Lake Golf Course in Whitefish, Montana. The event offers multiple distances for both classic and skate techniques, including 10 km classi..

The Pronghorn Pursuit Trail Run, held annually near Dillon, Montana, offers a scenic and challenging off-pavement experience through the sagebrush hills of the High Trails System. Participants can choose from a 15K trail run featuring 90% s..

Copper Kings 100 is a 100-mile ultramarathon in and around Butte, Montana, on June 26-27, 2026. The loop starts and ends at the Belmont Mine and runs through Beaverhead-Deerlodge National Forest in Butte-Silver Bow and Jefferson counties, i..

Event overview The Devil's Backbone takes place near Bozeman, MT, on July 11, 2026, in the Gallatin National Forest and Gallatin mountain area. The event features a single 50-mile course that crosses high mountain ridges and valleys, with e..

Crazy Mountain 100 is a 100 mile point to point ultramarathon across rugged Montana terrain with technical climbs and exposed ridgelines. Capped at 200 and Hardrock and Western States qualifier, it ends with creekside camping and awards.