Trail Running calendar near Boise 2026-2027

Timed ultrarunning at Eagle Island State Park on a 2.5 mile dirt loop, offering fixed-time events, a 100 mile option, and a relay for teams up to five runners with aid stations each lap.

Off-road races in Adrian, Oregon offering 55k, half marathon, 10k and 5k across Owyhee High Desert terrain; proceeds support the Adrian School District track and youth programs.

A point to point 50 kilometer event along the Weiser River Trail from Council to Midvale, Idaho, with solo, relay, and adaptive athlete options. Aid stations double as relay exchanges and registration by April 6, 2026 guarantees event swag.

Trail marathon and half marathon in Boise on the Ridge to Rivers Trail System with single-track and dirt road sections, big climbs, and aid stations. A $100 prize awaits the first man and woman up the Hard Guy climb.

Three evening trail races at Bogus Basin on June 26, July 10 and July 24 with single track courses of about 4 to 6 miles, Grand Prix style scoring, and bundle discounts plus a customized hat for participants.

Two days of trail events at Bogus Basin featuring a steep hill climb, a 5 mile race, and a 10 mile race that climbs over 2,000 feet. Proceeds support Ridge to Rivers and 5 and 10 mile finishers receive a shirt and medal.

Run the Foothills XC12K on August 22 in the Boise Foothills with 12K and 5K cross country courses supporting the Bogus Basin Nordic Team. Scenic trails, friendly competition, and a community run by volunteers.

A community trail run in Boise on September 26, 2026, the 3rd Annual LESS Society Table Rock Run follows the 3.8 mile Table Rock Trail with roughly 900 feet of elevation gain. Proceeds support scholarships for Idaho students.

Trail event in Boise offering 50 Mile, 50K and 27K routes on singletrack through the lower foothills with substantial elevation gain and on-course aid stations.