Upcoming Half Marathons in Montana

Endurance Grid lists nineteen half marathons in Montana, from September 2026 to July 2027 across 14 cities.

19
Races
14
Cities
11
Sports

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Running races in Montana

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Frequently Asked Questions

How many half marathons are in Montana?
Endurance Grid's Race Calendar lists 19 upcoming half marathons in Montana, in 14 cities, from September 2026 to July 2027.
How long is a half marathon?
A half marathon is a running race where athletes run 13.1 miles long (21.1 kilometers) for time.
Which Montana cities host half marathons?
Half marathons in Montana are held in West Yellowstone, Ennis, Seeley Lake, Whitefish, Big Sky, Billings, Bozeman, Harlowton, Helena, and Kalispell, plus 4 other cities.
What other race distances are available in Montana?
Beyond half marathon, Montana races cover a wide range of distances. Montana also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with road cycling, gravel, HYROX, mountain bike, obstacle course, rucking, running, swimming, trail running, triathlon, and ultra races of various distances.