Montana Obstacle Race Calendar 2025-2026

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Explore the best obstacle runs in Montana for 2025-2026! Our updated list features 35 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

May 2026
May
16
Saturday

Whitefish Marathon

5 km Half Marathon Marathon
May
16
Saturday

The Last Best Beer Run

5 km
May
16
Saturday

Stillwater Run and Ride

5 km 10 km
June 2026
Jun
6
Saturday

Pronghorn Pursuit Trail Run

Trail Run 5 km 15 km
Jun
6
Saturday

Catfish Crawl

5 km 10 km
Jun
20
Saturday

Longest Dam Race

5 km 10 km
Jun
21
Sunday

Bozeman Triathlon

Triathlon
Jun
26-28
Fr - Su

Missoula Marathon

3 mi Half Marathon Marathon
Jun
26-27
Fr - Sa

Copper Kings 100

Trail Run 100 mi
Jun
27
Saturday

Glacier Half Marathon

Half Marathon
July 2026
Jul
4
Saturday

Firecracker RUN 406

4 mi
Jul
4
Saturday

Yellowstone Independence Day 5k

5 km
Jul
10-11
Fr - Sa

Pioneer Crossings Relay Race

180 mi
Jul
11
Saturday

Devil's Backbone

Trail Run 50 mi
Jul
24
Friday

Crazy Mountain 100

Trail Run 100 mi
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