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Which races deserve the top spot in each state for 2026?
Montana has 9 active marathons this year. Races are most common in June, May, and September. Course terrain for these courses is most often downhill or mostly flat. Typical race day temperatures range from 37°F to 67°F.
Popular races include the Missoula Marathon, Montana Marathon, and Whitefish Marathon. 4 certified courses can be great Boston qualifier options. Races with the best Boston qualifying percentages include the Wicked Fast (MT) Marathon — 12.3% BQ and Missoula Marathon — 9.3% BQ.
| Montana Marathons |
 Course
|
PR Score
|
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|---|---|---|---|---|---|---|---|
Whitefish MarathonWhitefish, MT05/16/2026 | ![]() Hilly![]() 208 Finishers |
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Beaverhead MarathonDillon, MT05/23/2026 | ![]() Downhill![]() 16 Finishers |
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Bear Paw MarathonHavre, MT06/06/2026 | ![]() Downhill![]() 31 Finishers |
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Missoula MarathonMissoula, MT06/28/2026 | ![]() Mostly Flat![]() 1,153 Finishers |
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Madison Marathon (Montana)Ennis, MT07/11/2026 | ![]() Very Hilly![]() 17 Finishers |
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Big Sky MarathonVarney, MT07/12/2026 | ![]() Downhill![]() 22 Finishers |
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Wicked Fast (MT) MarathonPine Creek, MT08/15/2026 | ![]() Downhill![]() 154 Finishers |
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AIDSPIRIT USA MarathonHarlowton, MT09/06/2026 | ![]() Downhill![]() 10 Finishers |
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Montana MarathonBillings, MT09/20/2026 | ![]() Downhill![]() 221 Finishers |
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