Idaho
Idaho Obstacle Race Calendar 2026-2027
Monthly updates for Idaho
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Explore the best obstacle runs in Idaho for 2026-2027! Our updated list features 4 exciting races across the region. Find your next race in Idaho below and join the running community at these great events!
August 2026
A farm themed 5k at the Bonneville County Fair with a flat course, multiple water stations, finishers awards, and a free looped kids obstacle course.
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.
A community mud run at Lewiston Community Park each August featuring climbing, crawling, muddy obstacles and a Mini-Mudder for kids. The event reports thousands of participants, local charity donations, and many volunteer roles.
October 2026
Zombie Mania on October 10, 2026 is a 5 km loop through Nature Park and Eagle Park where volunteers dressed as zombies try to steal runners' flag belts. A separate 1 mile costume run follows the same parks without zombies.