Half Marathons in Montana
From first-timer-friendly flats to trails worth traveling for, find a Montana half marathon that fits your goals and your sense of adventure.
38
upcoming races
38 races
River Road Marathon & Half Marathon · Bozeman, Montana
Pengelly Double and Single Dips · Missoula, Montana
Whitefish Marathon, Half Marathon & 5K Presented by Hammer Nutrition · Whitefish, Montana
Beaverhead Marathon Full & Half · Dillon, Montana
Frank Newman Marathon · Bozeman, Montana
Kickin Assphault Half Marathon, 10k, 1 Mile run/walk, 1/2 mile Kid's Dash · Great Falls, Montana
Bear Paw Marathon · Havre, Montana
Pengelly Double Dip · Missoula, Montana
Governor's Cup · Helena, Montana
Yellowstone Half Marathon Weekend · West Yellowstone, Montana
Mountain to Meadow Half Marathon & 10k · Lolo, Montana
Herron Half Marathon, 10K and 5K Trail Run · Kalispell, Montana
Ranch Run Half Marathon, 5K, 1 mile fun run - 10th Annual · Geraldine, Montana
Missoula Marathon Half Marathon 5K Kids Marathon · Missoula, Montana
Cross Cut 20K Trail Race · Bozeman, Montana
Glacier Half Marathon · East Glacier, Montana
The Yellowstone Trail Marathon and Trail Races · West Yellowstone, Montana
Madison Marathon · Ennis, Montana
Big Sky Marathon · Ennis, Montana
Bob Marshall Trail Races · Seeley Lake, Montana
Big Sky State Games Road Race · Laurel, Montana
Wolf Run Series - RUNNING WOLF 2026 · Stanford, Montana
The Yellowstone Trail Marathon and Trail Races · West Yellowstone, Montana
HURL Elkhorn · Montana City, Montana
Smelter City Scamper · Anaconda, Montana
WICKED FAST MARATHON & HALF MARATHON MONTANA · Livingston, Montana
18th Annual Canine Classic at Paws Up · Greenough, Montana
AIDSPIRIT USA Marathon · Harlowton, Montana
The Rut Mountain Runs · Big Sky, Montana
Bozeman Half Marathon & 10K · Bozeman, Montana
Montana Marathon · Billings, Montana
Whitefish Trail Blazer · Whitefish, Montana
2026 Center of the Nation Series - Day 6 (MT) · Baker, Montana
Back Roads Half & 10k · Red Lodge, Montana
Just for the Helena of It · Helena, Montana
Sorry 'Bout That Half Marathon and Team Relay · Polson, Montana
Snow Joke Half Marathon · Seeley Lake, Montana
Run to the Pub · Bozeman, Montana