Trail Running Calendar Montana 2026-2027

A ski mountaineering event at Red Lodge Mountain with three course options including a night Vertical, a Short introductory race, and a Long route with about 4,500 feet of gain. The event honors Casey Gruber and supports the Snow Day Schola..

Six cross-country ski races run concurrently on groomed Rendezvous Ski Trails in West Yellowstone on March 7, 2026, with distances from 2K to 50K and entry limited to 1,000 participants.

Celebrate St. Patrick's Day weekend with a run along Montana's Great Northern Trail. The event finishes in downtown Kalispell with a festive gathering, raffle, and a pot of gold giveaway. Registration includes a race shirt and a post-race d..

This unique winter race series in Billings features a staggered start format where everyone starts based on predicted pace. Four distinct distances take place from December to April. Points are awarded for each race, with cash prizes for th..

Multiple trail distances run on private single and doubletrack at Rossignol Ranch near Lolo, MT, with notable climbing, aid stations for longer races, a homemade brunch and a post race beverage, plus shirts, finisher awards, vendors and a m..

Join the Montana Brewery Running Series for a festive 5k at Blackfoot River Brewing in Helena where runners, walkers, and joggers celebrate at the finish with craft beer and community. Proceeds support local nonprofits and ticket options in..

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 short, steep Missoula trail race finishing on Mount Sentinel's summit, limited to 250 runners and timed with chips; includes a kids climb, age-group prizes, cash awards, and finish-line refreshments.

Don’t Fence Me In Trail Run in Helena on May 9, 2026 features races from 5K to 50K plus a 12K hike and a 5K dog walk, with proceeds supporting Prickly Pear Land Trust and courses across South Hills and Mt. Helena.

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..

The Billings Skyline Races feature a half marathon and 30K on the Rimrocks above the city. Runners follow paved trails with views of the Yellowstone Valley and Beartooth Mountains, finishing at Two Moon Park.

Trail races in Dillon, Montana on June 6, 2026 include a 15k, 5k, kid's 5k and one mile fun run. Courses are off pavement through sagebrush hills with extensive single track and significant climbing.

A trail running event on the Route of the Hiawatha in Taft, MT on June 7, 2026, offering distances from 10K to 50K plus a virtual run and support for Wallace High School.

Runners can choose between a half marathon or a 10k starting from the Lolo Pass Visitor's Center on the Montana-Idaho border. The scenic gravel road courses pass through meadows and forests. A post-race BBQ and finisher medals are included.

A 12 hour night trail event on Helena’s South Hills using a 100% singletrack figure 8 of about 11.5 miles and 2,645 feet gain. Limited to 75 runners, with marked trails and an aid station at the trailhead.

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.

Run the scenic trails of Herron Park in Kalispell, Montana. This 14th annual event offers a Half Marathon, 10K, and 5K, with all proceeds supporting local trail building and maintenance. Organizers encourage carpooling due to limited parkin..

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.

A point-to-point trail event on June 20, 2026 from Mullan, Idaho to St. Regis, Montana with tunnels, trestles, and multiple distance options. The race finishes at St. Regis Community Park with music, food, and on-course aid stations.

A mountain trail event near Bozeman offering 30K and 50K routes with substantial climbing and minimal aid. The field is capped at 130, finishers receive an OG hat, and drop bags and limited aid stations are provided.