Trail Running calendar near Dillon 2025-2026

We have found 4 Trailruns within 80 miles of Dillon. See below where and when you can find the races.

The Copper City 12/24 Hour Run is an endurance running event held in Three Forks, Montana. Participants run on a smooth, relatively flat one-mile loop of double track that offers scenic views of multiple mountain ranges, distant city lights, an old copper smelter, and farm animals. The course is des..

September 2025

The Rut Mountain Runs is a three-day mountain running event held at Big Sky Resort in Montana, scheduled for September 12-14, 2025. It features a variety of challenging races including a 50K, 28K, 21K, 11K, and the Lone Peak Vertical Kilometer, as well as a Trifecta challenge combining the 50K, 28K,..

UTMB Index

The John Colter Run is a rugged 7.5-mile trail race held at Missouri Headwaters State Park near Three Forks, Montana. This classic event retraces the historic escape of John Colter from Blackfoot Indians, featuring a challenging course with about 1.5 miles on paved/gravel roads and 5.5 miles on roug..

June 2026

The Pronghorn Pursuit Trail Run, held annually near Dillon, Montana, offers a scenic and challenging off-pavement experience through the sagebrush hills of the High Trails System. Participants can choose from a 15K trail run featuring 90% single-track with 2,400 feet of climbing, a 5K trail run with..