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Montana Half Marathon Calendar 2026-2027

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Monthly updates for Montana

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Explore the best half marathons in Montana for 2026-2027! Our updated list features 26 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

June 2026
Jun
27
Sa

Glacier Half Marathon

13 mi
July 2026
Jul-Aug
11-1
Sa

Yellowstone Trail Race

Trail Run 5 km 10 km ... 26 mi 50 km
Jul
11
Sa

Yellowstone Half Marathon

5 km 10 km ... 26 mi 50 km
Jul
11
Sa

Yellowstone Trail Marathon

Trail Run 5 km 10 km ... 26 mi 50 km
Jul
18
Sa

Wolf Run Series

3 mi 13 mi
Jul
18
Sa

Bob Marshall Trail Race

Trail Run 10 km 13 mi ... 26 mi 50 km
Jul
18
Sa

Big Sky State Games Road Race

5 km 10 km 13 mi
Jul
25
Sa

Headwaters Bank Run

3 mi 6 mi 13 mi
August 2026
Aug
1
Sa

Yellowstone Trail Race

Trail Run 10 km 13 mi 26 mi
Aug
1
Sa

Hurl Elkhorn

Trail Run 13 mi 50 km 50 mi
Aug
8
Sa

Smelter City Scamper

5 km 10 km 13 mi
Aug
15
Sa

Wicked Fast Marathon Montana

Half Marathon Marathon
Aug
16
Su

Nitty Gritty Off Road Race

Trail Run 4 mi 13 mi 26 mi
September 2026
Sep
6
Su

Aidspirit USA Marathon

Trail Run 3 mi 6 mi 13 mi 26 mi
Sep
11-13
Fr - Su

The Rut Mountain Runs

Trail Run 3 mi 6 mi ... 30 mi 51 mi
Sep
13
Su

Bozeman Half Marathon

6 mi 13 mi
Sep
20
Su

Montana Marathon

5 km 10 km 13 mi 26 mi
Sep
26
Sa

Hiawatha Fall Trail Run

Trail Run 10 km 13 mi 26 mi
October 2026
Oct
3-4
Sa - Su

Whitefish Trail Blazer

Trail Run 2 mi 3 mi ... 13 mi 50 km
Oct
4
Su

Back Roads Half

6 mi 13 mi
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