Trail Running calendar near West Yellowstone 2026-2027

We have found 20 Trailruns within 80 miles of West Yellowstone. See below where and when you can find the races.

A community fun run at MAP Brewing that supports local Gallatin Valley running clubs; $20 registration proceeds are split evenly among participating organizations. The loop course circles the pond and connects to Glen Lake Rotary Park trail..

June 2026

Experience a rigorous mountain trail race in Bozeman featuring over 11000 feet of vertical gain. Choose between 30K and 55K distances on a challenging out and back course through the Gallatin Valley.

July 2026

Experience world class ridgeline running at the Wildflower Run with four trail distances ranging from a kids 1K to a 50K ultra through fields of mountain wildflowers.

Celebrate Independence Day with a 10K, 5K, or 1K trail run through scenic north Bozeman. Support adults with developmental disabilities while enjoying mountain views and a mostly flat, hard-packed course.

Experience a point to point trail race on the Bangtail Divide Trail near Bozeman Montana. This 38 km event takes runners from Stone Creek to Brackett Creek through mountain landscapes with a field limited to 150 participants.

Event Overview The Devil's Backbone is a mountain running event along the Gallatin Crest in the Hyalite–Porcupine–Buffalo Horn Wilderness near Bozeman, Montana. It offers two route options. Distances 25-Miler: A point-to-point route from P..

Experience trail running in the Bridger Teton National Forest with races ranging from 15K to 50K. Runners enjoy views of the Grand Teton and mountain wildflowers while spectators utilize local gondolas to follow the action.

Experience the Montana wilderness through a series of certified trail races in 2026. Choose from distances ranging from 5K to 50K with events held in West Yellowstone, Seeley Lake, and Butte.

The Yellowstone Trail Marathon will take place in West Yellowstone on Saturday 11 July 2026. You can run between 5 and 50 kilometers.

Join the 2nd Running of the Bulls Trail Race in Big Sky, Montana on dirt and single track through BSCO trails, with Big Sky Events Arena as the start, finish and festival hub. Run 21K, 11K or a 5K relay and stay for food trucks and awards.

Choose your challenge at this classic Montana trail run. Take on the 10-mile loop with significant elevation in the Bridger Mountains or enjoy the neighborhood 5k. Both finish with a festive post-race BBQ.

August 2026

Experience a trail run through the Custer Gallatin National Forest at the gateway to Yellowstone National Park. Choose between marathon, half marathon, or 10K distances on scenic mountain trails.

Experience a rugged trail race through Montana's historic mining landscape. Run past mountain vistas and old homesteads in this event featuring 50k and 30k distances near Cooke City.

A volunteer supported non profit trail race of about 19.9 miles along the Bridger Mountains crest near Bozeman, Montana. The route is remote and technical with multiple aid stations, an application lottery for entry, and limited field size.

Trail races in Harriman State Park near Island Park, Idaho, offering distances from a 1k kids loop to a 50k two 25k-loop course, with aid stations, finishers medals and a post-race meal. Participation is limited to protect the park.

Experience high alpine mountain running at Grand Targhee with a 7.1 mile course featuring over 2,200 feet of vertical gain and summits reaching nearly 10,000 feet.

September 2026

The Rut Mountain Runs is a multi distance mountain running weekend in Big Sky, Montana in September 2026. Events range from a free 1K Runt Run to a 52.5 mile Trifecta with substantial elevation gain and a Lone Peak vertical kilometer.

Experience an 18 mile off road journey through the foothills of Paradise Valley featuring scenic climbs and historic mining trails. This point to point race finishes with a meal and a relaxing swim at Chico Hot Springs.

Timed running events on a 1.5 mile loop at Gallatin Valley Regional Park in Bozeman, Montana. Options include 24 hour, 12 hour, and 4 hour races with one aid station and crew access.

October 2026

A playful 5 km loop through Nature Park and Eagle Park where volunteers acting as zombies try to steal runners' flags. A separate 1 mile costume run has no zombies and suits participants who prefer a gentler experience.

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