Trail Running calendar near Butte 2026-2027

Experience a premier mountain running festival in Big Sky, Montana, featuring technical courses from 1K to 50K. Runners face steep ridgelines and significant vertical gain, including the iconic ascent of Lone Peak.

Experience a historic re-enactment through the rugged trails of Missouri Headwaters State Park. This unique 7.5 mile run features deep mud, river crossings, and wild Montana terrain for a limited field of 300 participants.

Celebrate the 50th anniversary of this classic trail race in Helena. Experience 1,300 feet of elevation gain on single track trails with sweeping views of the Big Belt Mountains and downtown Helena.

This 5k event in Helena is part of the Montana Brewery Running Series. The untimed course starts and finishes at Mt Ascension Gastropub, and participants can celebrate afterwards with a beer. Proceeds from the event benefit local nonprofits..