Montana Obstacle Race Calendar 2026-2027

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Monthly updates for Montana

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Explore the best obstacle runs in Montana for 2026-2027! Our updated list features 2 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

May 2026
May
9-10
Sa - Su

Montana Spartan Trifecta Weekend

5 km 10 km Half Marathon 50 km
Conquer rugged terrain and obstacles at the Montana Spartan Trifecta Weekend. Choose from distances like the 5K Sprint, 50K Ultra, or a Kids Race. The event takes place in Bigfork, Montana on May 9-10, 2026.
September 2026
Sep
26
Sa

Zootown Challenge Obstacle Course Race

Event Overview The ZooTown Challenge Obstacle Course Race takes place on September 26, 2026 at Washington-Grizzly Stadium in Missoula, Montana. The event features seven different race categories. Race Categories and Distances Multiple distances and c..