Trail Running Calendar Montana 2025-2026

The 3rd Annual Swift Bear Trail Run takes place in Hays, Montana, featuring challenging trail races in the scenic Mission Canyon area. The event offers three distances: a 10 Mile run, a 20 Mile loop through mountainous terrain with track roads, gravel, and some pavement, and a newly added 50K ultram..

The Divide Mountain Run, held in Babb, Montana near Glacier National Park, offers an exhilarating trail running experience with three race distances: 5k, 10k, and a challenging 21k that culminates in a summit scramble to the peak of Divide Mountain. Participants traverse rugged alpine terrain featur..

The Copper City 12/24 Hour Run is an endurance running event held in Three Forks, Montana. Participants run on a smooth, relatively flat one-mile loop of double track that offers scenic views of multiple mountain ranges, distant city lights, an old copper smelter, and farm animals. The course is des..

The Bridger Ridge Run will take place in Bozeman on Saturday 9 August 2025. You can run 20 miles.

The Prospector's 50k | 30k is a trail running event held in Cooke City, Montana, typically in early August. Named after the rugged prospectors of the 1860s, the race offers two distances: a 50-kilometer and a 30-kilometer course. Participants experience stunning mountain views and pass historic mini..

The Nitty Gritty is a trail running event held at Red Lodge Mountain in Montana, featuring a challenging course with a mix of singletrack trails, access roads, and bushwhacking. Participants can choose from a full marathon (26.2 miles), half marathon (13.1 miles), a 6-lap marathon relay, or a 4.31-m..

The Augúst, Montana's second oldest footrace, is a minimalist 5k trail run held annually in Helena, MT. Celebrating its 57th running, the race features a flat and fast course starting at the Spring Meadow Resources Pavilion on Broadwater Avenue. It offers two divisions: a youth 5k for ages 0-19 and..

Goats in the Dark is a nighttime 5k trail race held in Helena, Montana, starting at LeGrande Cannon Blvd and Silverette St. The course features a scenic route along LeGrande Cannon Blvd to Tubbs Trailhead, then ascends switchbacks onto Mount Helena's western trails, including Swaney, Diretissima, an..

The Dark Knight Trail Run, also known as the Goats in the Dark 5k, is a unique night trail race held on Helena’s west side trails in Montana. This family-friendly event takes place in late August, offering runners pleasant nighttime temperatures and beautiful sunset views before darkness sets in. Th..

The AIDSPIRIT USA Marathon, held in Harlowton, Montana, is a scenic race starting in the Little Belt Mountains within Lewis & Clark National Forest and finishing in historic Harlowton. The event features a full marathon, half marathon, 10K run, and 5K fun run, all on compacted, calcium chloride-trea..

The Big Bear Stampede is a trail running event held at Eagle Creek Campground in Gardiner, Montana, near Yellowstone National Park. Scheduled for September 6, 2025, it features 5k and 9k trail races with scenic views of Electric Peak and other Yellowstone peaks. The 9k course includes 1,000 feet of..

The Rut Mountain Runs is a three-day mountain running event held at Big Sky Resort in Montana, scheduled for September 12-14, 2025. It features a variety of challenging races including a 50K, 28K, 21K, 11K, and the Lone Peak Vertical Kilometer, as well as a Trifecta challenge combining the 50K, 28K,..

Rock the Run! 5K at Pompey's Pillar is a scenic running event held in Pompeys Pillar, Montana. The race offers a 5K course that caters to runners of all levels, from competitive athletes to those enjoying a casual jog. Participants experience the natural beauty of the area while running through pict..

The John Colter Run is a rugged 7.5-mile trail race held at Missouri Headwaters State Park near Three Forks, Montana. This classic event retraces the historic escape of John Colter from Blackfoot Indians, featuring a challenging course with about 1.5 miles on paved/gravel roads and 5.5 miles on roug..

The Mount Helena Run is an annual 9-kilometer (5.6-mile) trail race held in Helena, Montana. Starting on historic Last Chance Gulch in downtown Helena, the course quickly transitions from urban streets to mountain trails within Mt. Helena City Park.Runners ascend approximately 1,300 feet to the summ..

The Yellowstone Gateway 30K is a scenic trail race held in Pray, Montana, covering just over 18 miles of off-road terrain. Starting at the Sage Lodge trails, the course features a challenging 10-mile uphill climb through Emigrant Gulch, followed by an exhilarating 8-mile downhill to the finish at Ch..

The Hiawatha Fall Trail Run, held in Taft, Montana, is a scenic trail race featuring marathon, half marathon, and 10K distances, along with a virtual run option. Participants run along the Route of the Hiawatha, a picturesque course that includes crossing historic trestles, passing waterfalls, and t..

The Montana Meltdown is a fixed-time endurance running event held at Gallatin Valley Regional Park in Bozeman, Montana. Participants can choose from 24-hour, 12-hour, or 4-hour races, running on a scenic 1.5-mile loop course. The event offers a supportive atmosphere where runners can challenge their..

The Bobcat Trail Challenge at Crosscut is a trail running event held at the Crosscut Mountain Sports Center in Bozeman, Montana. The race features a challenging 5km cross-country ski loop course, with options to compete in 5k, 10k, or 20k distances. Participants can also join as part of a 2 or 4-per..

The X-RATED Ultra Running Festival will take place in Plevna from Saturday 4 October 2025 to Sunday 5 October 2025. You can run 24 kilometers.