Trail Running calendar near Three Forks 2025-2026

Tackle the Expedition 12K at Lewis and Clark Caverns in Whitehall Montana for a scenic but demanding trail with sweeping Jefferson Valley views. Expect big climbs and descents, chip timing, swag, post race brunch, awards and raffles.

Celebrate trail running in Helena on May 9 with the Don't Fence Me In Trail Run, a scenic fundraiser through South Hills ridgelines, Mt. Helena and Mt. Ascension. Multiple distances welcome all abilities while supporting the Prickly Pear La..

Run scenic single track through sagebrush hills above the Beaverhead River Valley at the Pronghorn Pursuit Trail Run in Dillon, Montana. Choose from a 1 mile fun run, 5 km or challenging 15 km, then enjoy food and awards at the trailhead.

Take on a scenic 14K along the Continental Divide Trail near Butte, Montana, with panoramic vistas and dramatic rock formations around the summer solstice. Wulfman's race raises funds for local trail projects and youth running programs.

The Copper Kings 100 is a scenic, challenging 100 mile loop trail race around Butte, Montana held June 26 to 27, 2026, with nearly 14,000 feet of climb through high alpine terrain. The race welcomes a fully inclusive field including a nonbi..

Celebrate July 4 in Bozeman with the Reach Inc. Race for Independence, offering 10K, 5K and 1K in person on scenic north Bozeman trails or virtually. Enjoy gentle hills, wetland views and mountain scenery for a festive holiday run.

Tackle the Devil's Backbone near Bozeman on exposed alpine ridgelines and technical high country with serious elevation gain. 25 mile and 50 mile options support local trail charities by donation.

Run the 2nd Annual Running of the Bulls Trail Race in Big Sky, Montana, on scenic dirt and single track trails during Big Sky's Biggest Week. Choose 21K, 11K or a 5K relay and celebrate at Big Sky Events Arena with food trucks and awards.

Choose a 15K or 30K on scenic trails near Elliston, Montana, starting at Kading Campground. Both out and back routes cross wooden bridges and meadows, with the 30K climbing to the Continental Divide for stunning views before returning to th..

The Crazy Mountain 100 is a 100 mile point to point ultramarathon across rugged alpine terrain in Montana on July 24, 2026. Limited field and Western States and Hardrock qualification make this a must for serious ultrarunners.

Run scenic singletrack and historic train tunnels along the Continental Divide near Butte, MT with 25K or 50K loop options and big mountain views. Aid stations and race swag keep things fun and supported.

Run the 58th Augúst, Montana's second oldest footrace, with a flat 5 km trail course around Spring Meadow Resources Pavilion in Helena. Proceeds support local high school cross country teams and the event welcomes runners of all levels.

Join Goats In The Dark for a nighttime 5k on Mount Helena, weaving switchbacks and singletrack with sunset views before full darkness. Take to the trails in Helena MT on August 28, 2026; headlamps required.

Join The Rut in Big Sky Montana Sept 11 to 13 2026 for a three day mountain running festival featuring trail races from 1K to 84K amid spectacular alpine scenery. Expect tough climbs, community energy, and epic views.

The John Colter Run will take place in Three Forks on Saturday 19 September 2026. You can run 7 miles.

Join the 50th Mount Helena Run in Helena for a scenic 5.6 mile 9 kilometer course with about 1,300 feet of climb from downtown into Mount Helena City Park. Tackle single track trails and enjoy sweeping summit views.