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Montana Marathon Calendar 2026-2027

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Monthly updates for Montana

Get new running races (and updates) in your inbox every month.

Explore the best marathons in Montana for 2026-2027! Our updated list features 13 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

April 2026
Apr
19
Su

River Road Marathon

13 mi 26 mi
May 2026
May
16
Sa

Whitefish Marathon

3 mi 13 mi 26 mi
May
23
Sa

Beaverhead Marathon

13 mi 26 mi
June 2026
Jun
6
Sa

Bear Paw Marathon

5 km Half Marathon Marathon
Jun
21
Su

Foy's to Blacktail Trail Marathon

Trail Run 26 mi
July 2026
Jul
11
Sa

Yellowstone Half Marathon

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

Bob Marshall Trail Race

Trail Run 10 km 13 mi ... 26 mi 50 km
August 2026
Aug
1
Sa

Yellowstone Trail Race

Trail Run 5 km 10 km 13 mi 26 mi
Aug
15
Sa

Wicked Fast Marathon Montana

13 mi 26 mi
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
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