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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 28 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

January 2026
Jan
10
Sa

Sorry Bout That Half Marathon

Half Marathon
February 2026
Feb
28
Sa

Snow Joke Half Marathon

13 mi
March 2026
Mar
14
Sa

Run to the Pub

10 km Half Marathon
Mar
14
Sa

Lucky Hare Half Marathon

Trail Run 9 km Half Marathon
May 2026
May
9-10
Sa - Su

Montana Spartan Trifecta Weekend

Obstacle Run 5 km 10 km Half Marathon 50 km
May
16
Sa

Whitefish Marathon

5 km Half Marathon Marathon
May
23
Sa

Beaverhead Marathon

13 mi 26 mi
May
31
Su

Billings Skyline Races

Trail Run 13 mi 19 mi
June 2026
Jun
6
Sa

Bear Paw Marathon

5 km Half Marathon Marathon
Jun
13
Sa

Governor's Cup

3 mi 6 mi 13 mi
Jun
14
Su

Mountain to Meadow Half Marathon

Trail Run 10 km Half Marathon
Jun
20
Sa

Herron Half Marathon

Trail Run 5 km 10 km Half Marathon
Jun
20
Sa

Herron Half Marathon

Trail Run 10 km Half Marathon
Jun
26-28
Fr - Su

Missoula Marathon

5 km Half Marathon Marathon
Jun
27
Sa

Glacier Half Marathon

Half Marathon
July 2026
Jul
11
Sa

Yellowstone Half Marathon

5 km 10 km ... 25 km 50 km
Jul
12
Su

Running of the Bulls Trail Race

Trail Run 5 km 11 km Half Marathon
Jul
18
Sa

Wolf Run Series

3 km Half Marathon
Jul
18
Sa

Bob Marshall Trail Race

Trail Run 5 km 10 km ... Marathon 50 km
Jul
18
Sa

Big Sky State Games Road Race

5 km 10 km Half Marathon