Trail Running calendar near West Yellowstone 2025-2026

The Spitfire Ultra Trail Challenge, taking place on April 19, 2025, invites participants to test their endurance in a stunning geological setting at North Menan Butte, an extinct volcano. The event features multiple race distances, including 55K, 30K, 12K, and 5K, allowing runners of various skill l..

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 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 Wrun for Wray Targhee Hillclimb is a challenging running event taking place in Alta, Wyoming, covering a distance of 4.2 miles with an elevation gain of 2,200 feet. This race is not only a test of endurance but also a tribute to Wray Landon, who tragically lost his life in an avalanche. Proceeds..

The Grand Targhee Wildflower Run is set to take place on July 5-6, 2025, featuring a variety of races for participants of all ages and skill levels. This year, the event includes a 50K ultra trail race, a 10K, a half marathon, and a 1K kids' race. The courses will showcase the stunning landscapes of..

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 Teton Mountain Runs is an exciting running event held at the Jackson Hole Mountain Resort, featuring three race distances: a 50K, 30K, and 15K. Scheduled for July 12-13, 2025, this event invites participants to experience the stunning high alpine terrain of the Teton Mountains. The races are des..

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 Cirque Series - Grand Targhee, WY is a thrilling mountain running event scheduled for August 30, 2025. Participants will tackle a challenging 7.1-mile course with an elevation gain of 2,212 feet, starting at the base of Grand Targhee Resort. The race features stunning views of the Grand Teton an..

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..