Trail Running Calendar Montana 2025-2026

HURL Elkhorn is a challenging trail running event held in the rugged Elkhorn Mountains near Helena, Montana. It offers three race distances: a 50-mile ultra, a 50K, and a 13.1-mile half marathon, all featuring technical single-track trails, primitive jeep roads, and forest service roads with no pave..

The 3rd Annual Swift Bear Trail Run, scheduled for August 9, 2025, in Hays, Montana, features a variety of running events including a 10 Mile, 20 Mile, and a newly added 50K run. The race takes place during the Hays Powwow, offering a scenic route through Mission Canyon. Participants can expect a mi..

The Prospector's 50k | 30k is an exciting running event taking place in Cooke City, Montana, on August 9-10, 2025. This race features two challenging distances: a 50k and a 30k, designed for both seasoned runners and newcomers. Participants will enjoy stunning mountain views and historical reminders..

The Copper City 24 Hour Race, held in Three Forks, Montana, offers runners the challenge to cover as many miles as possible within 12 or 24 hours. The event features a scenic, relatively flat, and easy one-mile double track loop with views of multiple mountain ranges, city lights, and an old copper..

The Nitty Gritty Off Road Race is a challenging trail running event held at Red Lodge Mountain Resort in Montana. Featuring a mix of singletrack trails, access roads, and bushwhacking, the course offers approximately 4.3-mile laps with about 1,150 feet of elevation gain each. Participants can choose..

The Augúst is Montana's second oldest footrace, celebrating its 57th edition in 2025. This 5k trail run, known for its flat and fast course, takes place at the Spring Meadow Resources Pavilion in Helena. With a minimalistic approach, the event emphasizes speed and accuracy over frills like t-shirts..

The Dark Knight Trail Run, also known as the "Goats in the Dark 5k," is a unique night trail race held on Helena’s west side trails in Montana. This family-friendly event takes place in late August, offering runners pleasant nighttime temperatures and scenic sunset views before darkness sets in. The..

Goats in the Dark is a nighttime 5K trail race held in Helena, Montana, starting at LeGrande Cannon Blvd and Silverette St. The course features a scenic route along LeGrande Cannon Blvd to Tubbs Trailhead, then ascends switchbacks onto Mount Helena's western trails, including Swaney, Diretissima, an..

The AIDSPIRIT USA Marathon is a running event scheduled for August 31, 2025, in Harlowton, Montana. Participants can choose from various race options, including a full marathon, half marathon, 10K run, and a 5K fun run. The course features scenic views from the Little Belt mountains to Harlowton, pr..

The Quitcherbitchen' Trail Run is an exciting running event taking place at Phipps Diamond X Park in Billings, Montana. Designed for all skill levels, participants can choose from four different distances: 2 miles, 4 miles, 6 miles, and 8 miles. The event features well-marked courses with plenty of..

The Rut Mountain Runs is a three-day mountain running event taking place in Big Sky, Montana, from September 12 to 14, 2025. The event features a variety of races, including the Lone Peak Vertical Kilometer, a Trifecta (50K, 28K, VK), and distances ranging from 50K to a Kids 1K Runt Run. This celebr..

The Rock the Run! 5K at Pompeys Pillar is an exciting running event scheduled for September 14, 2025. This 5K race is designed for participants of all skill levels, offering a scenic route through the beautiful landscapes of Pompey's Pillar. Runners can enjoy a blend of challenge and fun, with the e..

The Mount Helena Run is an annual 9-kilometer (5.6-mile) trail race held in Helena, Montana, starting on historic Last Chance Gulch in downtown. The course features about 1.5 miles on roads and over 4 miles on single-track mountain trails within Mt. Helena City Park. Runners ascend 1,300 feet to the..

The John Colter Run is a rugged 7.5-mile trail race held at Missouri Headwaters State Park near Three Forks, Montana. The course starts with 1.5 miles on paved/gravel roads, followed by 5.5 miles of challenging trails reminiscent of the terrain from the Lewis and Clark era. Unique features include t..

The Montana Meltdown is a fixed-time endurance running event held at Gallatin Valley Regional Park in Bozeman, Montana. Participants can choose from 24-hour, 12-hour, or 4-hour race options, running on a 1.5-mile loop course. The event offers a supportive atmosphere where runners can test their spee..

The Hiawatha Fall Trail Run is an exciting running event taking place in Taft, Montana, featuring a variety of race options including a marathon, half marathon, 10K, and a virtual run. Set against the stunning backdrop of the Route of the Hiawatha, participants will experience scenic trestles, water..

The Whitefish Trail Blazer is a running event taking place on October 4-5, 2025, in Whitefish, Montana, organized by Whitefish Legacy Partners. The event features a variety of races, including a challenging 50k ultramarathon with significant elevation gain, as well as a half marathon, 10k+, 5k+, and..

11 Miles to Paradise is a scenic 10.6-mile point-to-point trail race held in Lolo National Forest, Montana. The course follows rolling single-track trails alongside the Clark Fork River, featuring a mix of forested terrain and gentle hills with a net elevation loss. Starting near St.Regis, the race..

Le Grizz Ultramarathon is a renowned 50-mile race held annually in the autumn near Glacier National Park, Montana. Established in 1982, it is one of the oldest 50-mile footraces in the world. The event features not only the ultramarathon but also a relay option, as well as 10K and 5K races, catering..

The Montana Cup is a cross-country running event held in Bozeman, Montana, designed to unite runners from across the state. This team competition features various age categories for both men and women, allowing participants to race for a traveling trophy. The event emphasizes camaraderie among Monta..