Montana Half Marathon Calendar
Browse all Montana Half Marathons in 2025 and 2026 by month and by city below. For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up.
We dedicate hours every month searching for races to include in the Montana Half Marathons calendar. If you happen to see any half marathon not included, contact us at [email protected] to submit your race.
Filter Montana Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
Filter Montana Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
May 17, 2025
100-500 runners
Whitefish, Montana
- 5k, Half Marathon, Road
June 1, 2025
1,000-10,000 runners
Billings, Montana
- 10K, Half Marathon, Marathon, Road
June 1, 2025
100-500 runners
Billings, Montana
- 10K, Half Marathon, Marathon, Road
June 7, 2025
100-500 runners
Havre, Montana
- 5k, Half Marathon, Trail
June 7, 2025
100-500 runners
Missoula, Montana
- 10K, Half Marathon, Trail
June 14, 2025
100-500 runners
Helena, Montana
- 10K, 5k, Half Marathon, Road
June 14, 2025
1,000-10,000 runners
West Yellowstone, Montana
- 5k, Half Marathon, Trail
June 15, 2025
1-100 runners
Lolo, MT, Montana
- 10K, Half Marathon, Trail
June 21, 2025
1-100 runners
Seeley Lake, Montana
- 10K, Half Marathon, Trail, Ultramarathon
June 28, 2025
100-500 runners
East Glacier, Montana
- Half Marathon, Road
June 29, 2025
1,000-10,000 runners
Missoula, Montana
- Half Marathon, Marathon, Road
July 12, 2025
1-100 runners
Ennis, Montana
- Half Marathon, Marathon, Trail
July 12, 2025
1-100 runners
Kalispell, Montana
- 10K, 5k, Half Marathon, Trail
July 13, 2025
100-500 runners
Ennis, Montana
- Half Marathon, Marathon, Trail
August 2, 2025
1-100 runners
Helena, Montana
- Half Marathon, Trail, Ultramarathon
August 17, 2025
1-100 runners
Red Lodge, Montana
- Half Marathon, Trail
August 31, 2025
1-100 runners
Harlowton, Montana
- 10K, 5k, Half Marathon, Marathon, Trail
September 7, 2025
500-1000 runners
Bozeman, Montana
- Half Marathon, Marathon, Road
September 9, 2025
1-100 runners
Wisdom, Montana
- 10K, 5k, Half Marathon, Trail
September 27, 2025
1-100 runners
Taft, Montana
- 10K, Half Marathon, Marathon, Trail
Running in Montana
FAQ
What are the most popular Montana half marathons?
The two most popular Montana half marathons are Missoula Half Marathon with 2,132 finishers and the Yellowstone Half Marathon with 1,859 finishers in 2023.
What are the best Montana half marathons for beginners in 2024?
The Montana half marathons we recommend most frequently for beginners are:
The Missoula Half Marathon: A beautiful course with great local support. A great race experience but don’t expect to run your fastest time.
Yellowstone Half Marathon: A course that’s extremely beautiful but also a bit challenging. Run for the sights.
Glacier Half Marathon: Another option of a National Park half marathon that has a challenging course but breathtaking views.
Which Montana cities have half marathons?
