Montana Obstacle Race Calendar 2025-2026

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Explore the best obstacle run in Montana for 2025-2026! Our updated list features 1 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
Run Spartan at Wrangler Springs Ranch in Bigfork Montana, with high altitude climbs, mud, water and classic obstacles. Choose Sprint to Ultra or a kids race, grab finisher swag and chase a Trifecta across the festival weekend.
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