Montana Marathon Calendar 2025-2026

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Explore the best marathons in Montana for 2025-2026! Our updated list features 9 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

May 2025
May
17
Saturday

Whitefish Marathon

5 km 13 mi 26 mi
May
24
Saturday

Beaverhead Marathon

13 mi 26 mi
June 2025
Jun
1
Sunday

Montana Marathon

42 km
Jun
7
Saturday

Bear Paw Marathon

5 km 13 mi 26 mi
Jun
27-29
Fr - Su

Missoula Marathon

5 km 13 mi 26 mi
July 2025
Jul
13
Sunday

Foy's to Blacktail Trail Marathon

Trail Run 26 mi
August 2025
Aug
17
Sunday

Nitty Gritty Off Road Race

Trail Run 4 mi 13 mi 26 mi
Aug
31
Sunday

Aidspirit USA Marathon

Trail Run 5 km 10 km 13 mi 26 mi
September 2025
Sep
27
Saturday

Hiawatha Fall Trail Run

Trail Run 10 km 13 mi 26 mi
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