Montana
Montana Trail Running Calendar 2026-2027
Explore the best trail runs in Montana for 2026-2027! Our updated list features 39 exciting trail runs across the region. Find your next trail run in Montana below and join the trail community at these great events!
September 2026
Trail runs in the McMaster Hills near Helena MT offering 14K, 25K and 50K loop courses; 2026 is a free trial with limited course markings and basic aid stations.
An off-road 18.2 mile trail race with 2,609 ft of climbing through Paradise Valley and Emigrant Gulch, featuring creek crossings, three aid stations, marked technical terrain, and a finish at Chico Hot Springs.
Timed running events at Gallatin Valley Regional Park in Bozeman offer 4 hour, 12 hour and 24 hour options on a flat 1.5 mile loop with a stocked aid station and free race photos.
A 9 km (5.6 miles) trail race in Helena, Montana, with roughly 1,300 feet of elevation change and more than 4 miles of single-track. The 50th edition climbs Mount Helena and returns to Last Chance Gulch with mountain and city views.
Obstacle course races at Washington Grizzly Stadium in Missoula on September 26, 2026 offer 3k, 5k, a double 10k, kids and All Abilities categories. Teams and spectators are included and net proceeds support Opportunity Resources Inc.
Trail races on September 26, 2026 near Taft, Montana along the Route of the Hiawatha. Distances include 26.2 miles, 13.1 miles and 10K, with a virtual option and varying entry fees.
Trail running in Bridger Canyon near Bozeman on September 27, 2026 with 20 km, 10 km, 5 km and a kids run; 5 km proceeds benefit the MSU Nordic team.
October 2026
Experience the beauty of Northwest Montana with a variety of trail races ranging from a family fun run to a technical 50k ultramarathon. Run through scenic forests and lakes while supporting the local trail system.
A point to point trail race of about 10.5 miles through Lolo National Forest along the Clark Fork River on 10 April 2026. The finish is at Quinn's Hot Springs Resort with post-race food, drinks and hot pool access; dogs are not allowed.
Experience an out and back ultramarathon along the North Fork of the Flathead River near Glacier National Park. This event features gravel roads with 2300 feet of elevation gain and stunning views of the Northern Rockies.
A fall run at Riverfront Park on Oct 17, 2026 with 1, 2 and 3 mile options, pumpkin pickup for each entrant, costume prizes and a 350-runner limit.
An autumn community festival in Hungry Horse on October 17, 2026, featuring an official 5k, children's fun run and costume parade, contests, auctions, and family activities. Admission is free while some competitions have entry fees.
A trail race in Missoula that starts and finishes near the university, climbing multiple summits with 8,000+ feet of vertical ascent. Routes circumnavigate the Pattee Creek Watershed and include under two miles of pavement.
A team cross-country meet in the Billings region where Montana runners compete over a 5K course for a traveling trophy; age- and gender-based categories are offered and entry is listed at $30.
March 2027
A St. Patrick's running event in the Flathead Valley on March 14, 2026 featuring a 13.1 mile half marathon and a 5.8 mile Lucky 9K along the Great Northern Trail, with a finish and post race gathering at Brannigan's Irish Pub.
June 2027
Trail races on the Beaverhead Trails High Trails near Dillon, MT, featuring a 15K, 5K, kids 5K and a 1-mile fundraiser. Courses are off-pavement with extensive single-track, significant climbing and valley views.
Two Missoula races on June 6 2027: a high elevation half marathon plus and a 10K with a steep first mile; virtual options available.
A 100 mile loop in and around Butte, Montana featuring 63 miles on the Continental Divide Trail and about 14,000 ft of vertical gain and loss.
July 2027
Out and back trail races of 15K and 30K at Little Blackfoot Meadows near Kading Campground featuring forest climbs, creek crossings, and a high view near the Continental Divide.