Trail Running calendar near Boise 2026-2027

Sunken City Trail 5K is a community-focused trail race at Montour Campground in Montour, Idaho on August 1; entry is $25 and includes bib and timing.

At Tom Pence Ranch on Aug 8-9, 2026, the Boise Spartan Trifecta Weekend features Sprint, Super and Beast obstacle races, kids races, an obstacle workshop, and spectator access.

Boise trail event on August 22, 2026 offering 5K and 12K courses, fundraising for the Bogus Basin Nordic Team with cash prizes and a volunteer GIVEBACK.

The 3rd Annual LESS Society Table Rock Hike in Boise follows the Table Rock Trail for about 3.8 miles with roughly 900 feet of gain; proceeds fund scholarships for Idaho students.

A Last Man Standing race in Eagle, ID where runners repeat 4.167-mile loops hourly until one runner completes one more loop than all others.

A trail event on September 12, 2026 around the volcanic Crater Rings near Mountain Home, Idaho. Options include a 10K loop on a jeep road or a 2.9 mile out and back to the East Crater viewpoint, with hydration stations and awards.

Experience the extensive single track trails of the Boise Foothills in this premier trail event. Runners can choose between 50 mile, 50K, and 27K distances starting from Fort Boise.

Experience a winter trail race through the Reynolds Creek gorge and Wilson Peak in Idaho. Choose between 10 mile, 20 mile, or 50k distances featuring up to 6000 feet of elevation gain in the stunning Wilson Creek trail system.