Idaho Obstacle Race Calendar 2025-2026

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Explore the best obstacle runs in Idaho for 2025-2026! Our updated list features 67 exciting races across the region. Find your next race in Idaho below and join the running community at these great events!

July 2026
Jul
4
Saturday

Buhl Fun Run

5 km 10 km
Jul
4
Saturday

Kellogg Firecracker 5k

5 km
Jul
18
Saturday

Mesa Falls Marathon

5 km 10 km 13 mi 26 mi
Jul
24-26
Fr - Su

Standhope Ultra Challenge

Trail Run 30 km 60 km 100 mi
Jul
25
Saturday

Idaho Falls Marathon

5 km 13 mi 26 mi
Jul
25-26
Sa - Su

Standhope 100

Trail Run 100 mi
August 2026
Aug
8-9
Sa - Su

Boise Spartan Trifecta Weekend

Obstacle Run 5 km 10 km 21 km
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