Trail Running calendar near Big Sky 2025-2026

The Expedition 12K Trail Race is an exciting running event set in the scenic Lewis & Clark Caverns State Park, located near Whitehall, Montana. Participants will navigate through winding single-track trails that offer stunning views of the Jefferson Valley. This trail race is designed for runners of..

The Pronghorn Pursuit Trail Run, scheduled for June 7, 2025, in Dillon, Montana, features a variety of events including a 5K Trail Run, a Kid's 5K for ages 10 and under, a challenging 15K Trail Run, and a Fun Run/Walk of 1 mile. The race takes place on the scenic High Trails System, offering stunnin..

The Divide Trail Race is an exciting running event scheduled for June 14, 2025, in Butte, Montana. Participants can choose between two challenging distances: a 50K and a 25K trail race. This event is designed for both seasoned runners and newcomers, offering a unique opportunity to experience the be..

The Old Gabe event in Bozeman, MT, features challenging 30K and 50K trail runs, honoring the explorer Jim Bridger. With a cap of 130 participants, all finishers receive an Old Gabe hat, and top male and female 50K runners earn special awards. The course includes significant elevation gain, with the..

The Wulfman's CDT-14K Trail Race is a scenic running event held in Butte, Montana, along the Continental Divide Trail. Scheduled for June 21, 2025, the race features a 14K course that showcases the natural beauty of the Beaverhead-Deerlodge National Forest. This event honors the late John "the Wulfm..

The Copper Kings 100 is an exciting 100-mile ultramarathon set to take place in Butte, Montana, starting and ending at the historic Belmont Mine. The course features a stunning single loop that includes 63 miles of the Continental Divide Trail, with an elevation range from 5,650 to 8,400 feet, total..

The Yellowstone Trail Race, scheduled for June 28, 2025, offers a thrilling trail running experience just outside Yellowstone National Park. Participants can choose from three race distances: 50K, 25K, and 10K, all set against the stunning backdrop of the Custer Gallatin National Forest. The event f..

The Bangtail Divide 38K is a trail running event taking place in Bozeman, Montana, featuring a scenic route from Stone Creek to Brackett Creek along the Bangtail Divide Trail (Trail number 504). Scheduled for July 5, 2025, the race is open to participants aged 13 and older, with a registration limit..

The Devil's Backbone is a challenging 50-mile ultramarathon and relay event set in the rugged Gallatin National Forest of Montana. Designed for experienced trail runners, the course features steep climbs, rocky descents, and elevations exceeding 10,000 feet, offering breathtaking views of the surrou..

The Prospector's 50k | 30k is an exciting running event taking place in Cooke City, Montana, on August 9-10, 2025. Participants can choose between two challenging distances: a 50k and a 30k. This event is designed for runners of various skill levels, offering a scenic and adventurous course that sho..

The Harriman 25K/50K Trail Run, scheduled for August 23, 2025, is a premier trail running event held at Harriman State Park near Island Park, Idaho. Celebrating its eighth year, the race offers a unique experience for both seasoned and novice runners, featuring meticulously designed courses that sho..

The Rut Mountain Runs is a three-day mountain running event taking place in Big Sky, Montana, from September 12 to 14, 2025. The event features a variety of races, including the Trifecta (50K, 28K, VK), 50K, 28K, 21K, Lone Peak Vertical Kilometer, 11K, and a Kids 1K Runt Run. This celebration of mou..

The Montana Meltdown is a fixed-time running event taking place at Gallatin Valley Regional Park in Bozeman, Montana. Participants can choose from three race durations: 24 hours, 12 hours, and 4 hours, all set on a scenic 1.5-mile loop course. This event is designed for runners of all levels, offeri..

The Montana Cup is a cross-country running event held in Bozeman, Montana, designed to unite runners from across the state. This team competition features various categories, including men and women aged 39 and under, as well as those aged 40 and above. Participants race over challenging terrain, ty..