Trail Running calendar near Harlowton 2025-2026

The Bangtail Divide 38k is a trail running event held in Bozeman, Montana. The race covers a distance of 38 kilometers along the Bangtail Divide Trail (Trail number 504), starting at Stone Creek and finishing at Brackett Creek. Registration is limited to 150 participants on a first-come, first-serve..

The Devil's Backbone 50 Mile & Relay is a challenging ultramarathon held in the remote Gallatin National Forest near Bozeman, Montana. The race features a single 50-mile course with over 10,000 feet of elevation gain, traversing high mountain ridges and valleys with technical single-track trails, st..

The Jim Bridger Trail Run & Roller Ski Races take place in Bozeman, Montana, featuring a 5K and a challenging 10-mile trail run with 2,838 feet of elevation gain. The 10-mile course offers scenic views, including climbs through Middle Cottonwood and Sypes Canyon, crossing private land accessible onl..

The Crazy Mountain 100 is a challenging 100-mile ultramarathon held in Montana's rugged Crazy Mountain Range. Starting at Westling Ranch in Wilsall and finishing at Berg Ranch near the ghost town of Lennep, the point-to-point course features approximately 23,000 feet of vertical gain, reaching eleva..

The AIDSPIRIT USA Marathon, held in Harlowton, Montana, is a scenic race starting in the Little Belt Mountains within Lewis & Clark National Forest and finishing in historic Harlowton. The event features a full marathon, half marathon, 10K run, and 5K fun run, all on compacted, calcium chloride-trea..

The Quitcherbitchen' Trail Run, held at Phipps Diamond X Park west of Billings, Montana, offers trail running and walking events for all skill levels. Participants can choose from 2, 4, 6, or 8-mile courses, each well-marked and supported by volunteers. The 2-mile course suits beginners, while longe..

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 races, running on a scenic 1.5-mile loop course. The event offers a supportive atmosphere where runners can test their spee..

The Bobcat Trail Challenge at Crosscut is a trail running event held at the Crosscut Mountain Sports Center in Bozeman, Montana. The race features a challenging 5km cross-country ski loop course, with options to compete in 5k, 10k, or 20k distances. Participants can also join as part of a 2 or 4-per..

The Montana Cup is a team-based cross-country running event held at Gallatin County Regional Park in Bozeman, Montana. It unites runners from across Montana’s regions to compete for a traveling trophy. The race features separate categories for men and women, divided by age groups (under and over 40)..