Trail Running Calendar Montana 2026-2027

Experience trail racing on the private Rossignol Ranch in Montana with 5k, 5 mile, and 10 mile courses. Enjoy a community festival featuring a post race pancake brunch and local beverages in a scenic mountain setting.

A community 5k at Blackfoot River Brewing in Helena on April 18, 2026, part of the Montana Brewery Running Series. The untimed route starts and ends at the taproom and includes a craft brew at the finish plus BRS swag.

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.

A steep trail race on Mount Sentinel in Missoula that climbs to the summit. The event also features a kids run, chip timing, post race ice cream, and cash and age group prizes.

Test your limits at Wrangler Springs Ranch with a range of obstacle courses from 5K to 50K. Experience the rugged beauty and high-altitude climbs of Bigfork, Montana, in this comprehensive weekend of endurance racing.

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.

A multi-discipline endurance event near Broadview, MT offering mountain bike and running formats on short loop courses, with time-limited options for solo or team entry, aid stations, e-bike awards, and primitive on-site camping.

A Missoula trail weekend on June 7 with a 13.1-mile mountain half and a 6.2-mile 10K, cupless aid stations, capped fields, and virtual options running May 14 to June 23.

Explore the new trails of Marshall Mountain in Missoula with this spring trail running event. Choose from a challenging solo 25K, a fun team relay, or a shorter 5-mile race. The day features a community atmosphere with a post-race brunch an..

Trail running event in the Scratchgravel Hills near Helena, Montana on May 23, 2026, offering 50K, 25K, 10K and 5K distances plus a kids race on rocky and single track trails with shuttle access to the trailhead.

A four mile round trip trail run on Mount Dean Stone in Missoula combined with hands on bumble bee survey training from the Xerces Society. Free registration runs April 22 to May 30, 2026 and minors must be accompanied by an adult.

Experience Montana landscapes at the Billings Skyline Races. Run along the sandstone Rimrocks and through the shaded Alkali Creek Trail in a half marathon or 30K event ending at Two Moon Park.

Experience the sagebrush hills of Montana at the Pronghorn Pursuit Trail Run. Choose from 15k, 5k, or 1 mile distances featuring technical single-track trails and scenic views of the Beaverhead River Valley.

Trail races along the Route of the Hiawatha near Taft, Montana on June 7, 2026, featuring an out-and-back course through forests and historic train tunnels. Distances range from 10K to 50K and a virtual option is available.

Experience the scenic Montana Idaho border with a half marathon or 10k starting at Lolo Pass. Enjoy gravel road courses through forests and meadows followed by a celebratory post race BBQ.

A 12 hour night trail run on Helena's South Hills featuring a 100% singletrack figure 8 around Mount Ascension and Rodney Ridge, limited to 75 runners and supported by volunteers and an aid station.

Experience a scenic 14k trail race along the Continental Divide National Scenic Trail in Montana. This single track event features rock formations and mountain vistas with proceeds supporting local trail maintenance and youth running.

Experience the scenic trails of Herron Park in Kalispell with a half marathon or shorter trail run. Support local trail maintenance while participating in one of the region's established annual racing events.

Join the Weir Warrior Memorial Ruck in Neihart, Montana on June 20, 2026 for timed ruck and hike options that test endurance and honor a lasting legacy. Enjoy post event food and drinks while supporting scholarships for Montana students.

Follow historic railroad grades from Mullan to St. Regis on a course featuring train trestles and river views. Choose from distances ranging from 5k to 50 miles with post race festivities at the park.