Trail Running Calendar Montana 2025-2026

The Bitterroot Runoff Trail Runs is an exciting trail running event taking place in Lolo, Montana, featuring three race options: a 10-mile run, a 5-mile run, and a 5k. This event is designed to cater to both beginners and experienced runners, with all courses set on private trails at the scenic Ross..

The Mount Helena Run for Justice 9K is a running event held in Helena, Montana, designed to promote community engagement and support for justice-related causes. The race begins and ends at the Mount Helena Trailhead, featuring a scenic route that includes various trails and switchbacks. Participants..

The Expedition 12K Trail Race is set to take place at Lewis & Clark Caverns State Park in Whitehall, Montana. This challenging race features a primarily single-track trail with significant elevation changes, offering stunning views of the Jefferson Valley. Participants can expect a well-organized ev..

The Prairie Goat Ultra is an exciting running and biking event held at the Acton Recreation Area in Broadview, Montana. Participants can choose from various race formats, including 3, 6, 12, and 24-hour options for both biking and ultra running, with solo and team categories available. The biking co..

The Don't Fence Me In Trail Run is a celebrated annual event in Helena, Montana, marking its 25th anniversary in 2025. This community-focused trail run features four distances: 50K, 25K, 12K, and 5K, catering to various skill levels. The event aims to promote open lands and trails while supporting l..

The Sentinel Hill Climb is a challenging trail race held in Missoula, Montana, featuring a steep ascent of 2,000 feet over just 1.5 miles, culminating at the summit of Mount Sentinel. This event, known for its demanding course, attracts runners of all levels and includes a Kids Run that encourages y..

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. Organized by the Beaverhead Trails Coalition in collaboration with the..

The Divide Trail Race is an exciting trail running event taking place in Butte, Montana, featuring two main distances: a 50K and a 25K. Set against the stunning backdrop of the Continental Divide, participants will navigate through scenic trails, historic train tunnels, and picturesque landscapes. T..

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 Moonlight on Mt Ascension Trail Run is a unique nighttime running event organized by the Helena Ultra Runners League (HURL) in Montana. Set on the scenic trails of Mount Ascension and Rodney Ridge, participants will navigate a modified figure 8 loop, covering 11.57 miles with an elevation gain o..

The Trail Rail Run, scheduled for June 21, 2025, in St. Regis, MT, offers a variety of race options including a 50 Mile, 50K, 30K, 12K, 5K, a 50 Mile Hand Cyclist event, and a 50 Mile Relay. The course follows the historic Northern Pacific and Milwaukee Railroad grades, featuring scenic views, histo..

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

The Bob Marshall Trail Race is an exciting trail running event taking place in Seeley Lake, Montana, on June 21, 2025. Participants can choose from various distances, including 50K, 25K, 10K, and 5K, all set against the stunning backdrop of the Bob Marshall Wilderness. The race begins at the Seeley..

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 single loop that includes 63 miles of the scenic Continental Divide Trail, with an elevation range from 5,650 to 8,400 feet, totalin..

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 i..

The Bangtail Divide 38K is a trail running event taking place in Bozeman, Montana, featuring a scenic course 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 fee..

Run With The Wild is an exciting running event taking place at the scenic Seeley Creek Trails in Seeley Lake, Montana. Participants can choose from three fun runs: a 10K, a 5K, and a 1K, making it a family-friendly occasion suitable for all ages and skill levels. The event features a post-race barbe..

The Herron Half Marathon, along with 10K and 5K trail runs, is set to take place on July 12, 2025, at Herron Park in Kalispell, Montana. This annual event, now in its 13th year, serves as a major fundraiser for the Foy's to Blacktail Trails organization, with proceeds supporting the construction and..

The Devil's Backbone 50 Mile & Relay is a challenging ultramarathon set in the stunning Gallatin National Forest of Montana. Designed for experienced trail runners, the event features a demanding single-course route with over 10,000 feet of elevation gain, offering breathtaking views of the surround..

The Foy's to Blacktail Trail Marathon is a premier trail running event set for July 13, 2025, in Kalispell, Montana. This challenging 26-mile race features a new all-single track course with over 5,000 feet of elevation gain, making it the only trail marathon in Northwest Montana. Participants will..