Idaho Obstacle Race Calendar 2025-2026

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Explore the best obstacle runs in Idaho for 2025-2026! Our updated list features 2 exciting races across the region. Find your next race in Idaho below and join the running community at these great events!

October 2025
Zombie Mania is a unique 5K race held in Rexburg, Idaho, featuring a flat loop course through Nature and Eagle Parks. Participants wear flags representing their health while volunteers dressed as zomb..
August 2026
Boise Spartan Trifecta Weekend returns to Tom Pence Ranch in Payette, Idaho, on Aug 8–9, 2026. The event offers three Spartan distances: Sprint (5K/20 obstacles), Super (10K/25 obstacles) on Aug 9, an..