Trail Running calendar near Bozeman 2026-2027

We have found 26 Trailruns within 80 miles of Bozeman. See below where and when you can find the races.

A Montana Brewery Running Series event, this 5k fun run starts and finishes at Blackfoot River Brewing in Helena. Run, walk, or jog the course, then celebrate at the brewery. Part of the proceeds go to local nonprofits.

A 12 km single-track trail race at Lewis and Clark Caverns State Park featuring significant elevation change, two cupless aid stations, chip timing and post-race brunch. Runners receive a custom shirt and must follow Leave No Trace rules.

May 2026

This Helena trail run on May 9, 2026, features races from 5K to 50K, plus hikes and a dog walk. It's a community event supporting the Prickly Pear Land Trust's conservation work. Enjoy trail running followed by a beer garden and live music.

UTMB Index
June 2026

Run through the night on Montana's singletrack trails. This unique 12-hour event challenges you to complete as many 11.57-mile loops as you can on Mount Ascension. Wildlife sightings are part of the adventure.

A 14 km trail race along the Continental Divide near Butte on June 20, 2026, offering scenic mountain views and supporting trail work, local youth running programs, and emergency search and rescue funding.

The Old Gabe is a challenging trail run in Bozeman, Montana, with 30K and 50K distances. Named for explorer Jim Bridger, the 50K route covers rugged terrain with significant elevation gain. The event is small, capped at 130 runners, and emp..

Explore the mining history of Butte, Montana on this 100-mile loop. The course features 63 miles on the Continental Divide Trail with significant mountain terrain. Runners have 40 hours to complete the challenge.

July 2026

Celebrate July 4 in Bozeman with Reach Inc Race for Independence, a trail run supporting adults with developmental disabilities. Choose 1K, 5K or 10K in person or virtual and enjoy scenic trails, mountain views, and community spirit.

A point-to-point 38K trail race on July 4, 2026, along the Bangtail Divide from Stone Creek to Brackett Creek. Entry is limited to 150 runners, the race is cupless, and a shuttle between Crosscut Mountain Sports Center and the course is req..

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..

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.

This trail run near Elliston, Montana offers a scenic 15k or 30k out-and-back course. Runners start together along the Little Blackfoot River, crossing wooden bridges to reach Blackfoot Meadows. The longer route includes a climb to the Cont..

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.

The Crazy Mountain 100 is a rugged point-to-point ultramarathon through Montana's Crazy Mountains. With 23,000 feet of climb and remote, technical terrain, it's a qualifier for Hardrock and Western States. The event starts in Wilsall and fi..

The Divide Trail Race in Butte, Montana offers 50K and 25K trail events on July 25, 2026. Courses follow the Continental Divide and Milwaukee Road trails through train tunnels, over Pipestone Pass at 6,348 feet and across multiple trestles.

August 2026

Trail races on August 1, 2026 in West Yellowstone, Montana at Rendezvous Ski Trails. Events include Marathon, Half Marathon and 10K on Custer Gallatin National Forest trails; participants are advised to carry bear spray.

Event Overview The HURL Elkhorn is an ultramarathon and trail running event taking place in the Elkhorn Mountains near Helena, Montana. The event offers three race distances: 50 Mile, 50K, and 13.1 Mile. All courses are run entirely on trai..

The Augúst in Helena, MT is the 58th running of a 5k trail race on a flat course. The no frills event has separate youth and adult 5k categories and raises funds for local high school cross country teams.

Experience a unique nighttime trail run with the Goats In The Dark 5k in Helena. The course winds through Mount Helena's trails, starting after sunset. A headlamp is required for this after-dark adventure.

September 2026

The Aidspirit USA Marathon features a fast, scenic route from the mountains to historic Harlowton on compacted gravel. All proceeds support children's care and education in Uganda, and finishers enjoy a local craft beer. Distances range fro..