Montana Marathons
11 upcoming marathons across Montana, updated nightly. Want radius search and maps? Open these in the Race Finder.
When to race: marathons in Montana
Montana has 11 upcoming marathons over the next 12 months. Among complete calendar months, June 2027 has the most listed races, with 4. Most are around Seeley Lake, West Yellowstone, Ennis. The next one is 44th OSCR on January 30 in Seeley Lake.
- Jan 20271 race
- May 20271 race
- Jun 20274 races
- Jul 20274 races
- Sep 20271 race
January 2027
- Sat 1/3044th OSCRSeeley Lake, MT · 44K · 20K · 10K · 5K · from $30 · register ↗
May 2027
- Sat 5/22Whitefish Marathon, Half Marathon & 5K Presented by Hammer NutritionWhitefish, MT · Marathon · Half Marathon · 5K · from $30 · register ↗
June 2027
- Sat 6/26Missoula Marathon Weekend of EventsMissoula, MT · 5K · 1.2 Miles · Marathon · Half Marathon · from $10 · register ↗
- Sat 6/26Montana Trail SeriesWest Yellowstone, MT · Marathon · Half Marathon · 50K · 25K · 10K · Trail · from $45 · register ↗
- Sat 6/26WICKED FAST MARATHON & HALF MARATHON MONTANALivingston, MT · Marathon · Half Marathon · from $79 · register ↗
- Sat 6/26Yellowstone Park Trail RacesWest Yellowstone, MT · Marathon · Half Marathon · 50K · 25K · 10K · Trail · from $45 · register ↗
July 2027
- Sat 7/10Madison MarathonEnnis, MT · Marathon · Half Marathon · from $80 · register ↗
- Sun 7/11Big Sky MarathonEnnis, MT · Marathon · Half Marathon · 50K · from $80 · register ↗
- Sat 7/17Bob Marshall Trail RacesSeeley Lake, MT · 50K · 25K · Marathon · Half Marathon · 10K · Trail · from $45 · register ↗
- Sat 7/31Yellowstone Park Trail RacesWest Yellowstone, MT · Marathon · Half Marathon · 10K · 5K · 50K · Trail · from $45 · register ↗
September 2027
- Sat 9/25The Divide Trail RaceButte, MT · 50K · 25K · Marathon · Half Marathon · 10K · Trail · from $45 · register ↗
Planning a race
- Boston qualifying timesthe BQ standard for every age group, and what the cutoff has really been
- Choosing a first marathonwhat to look for in a debut race, and what to avoid
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