Montana Half Marathons
27 upcoming half marathons across Montana, updated nightly. Want radius search and maps? Open these in the Race Finder.
July 2026
- Sat 7/25Montana Trail SeriesWest Yellowstone, MT 路 Marathon 路 Half Marathon 路 50K 路 Other 路 10K 路 5K
- Sat 7/25Headwaters Bank RunThree Forks, MT 路 5K 路 10K 路 Half Marathon
August 2026
- Sat 8/1HURL ElkhornHelena, MT 路 50 Mile 路 50K 路 Half Marathon
- Sat 8/1Yellowstone Trail RacesWest Yellowstone, MT 路 Marathon 路 Half Marathon 路 10K
- Sat 8/1YFC Seeley Lake Challenge Triathlon/DuathlonSeeley Lake, MT 路 Half Marathon 路 Other 路 5K
- Sat 8/8Smelter City ScamperAnaconda, MT 路 Half Marathon 路 10K 路 5K
- Sat 8/15WICKED FAST MARATHON & HALF MARATHON MONTANALivingston, MT 路 Marathon 路 Half Marathon
- Sat 8/15York 38 SpecialHelena, MT 路 Ultra 路 Half Marathon
- Sun 8/16Nitty Gritty Off Road RaceRed Lodge, MT 路 Half Marathon 路 Marathon 路 Other
- Sat 8/2218th Annual Canine Classic at Paws UpGreenough, MT 路 Half Marathon 路 Other
- Sat 8/29Bike for Better TomorrowsBozeman, MT 路 Ultra 路 Other 路 5K 路 Half Marathon
September 2026
- Sun 9/6AIDSPIRIT USA MarathonHarlowton, MT 路 Marathon 路 Half Marathon 路 10K 路 5K
- Fri 9/11The Rut Mountain RunsBig Sky, MT 路 50 Mile 路 50K 路 Other 路 Half Marathon 路 10K
- Sun 9/13Bozeman Half Marathon & 10KBozeman, MT 路 Half Marathon 路 10K
- Sun 9/20Montana MarathonBillings, MT 路 Marathon 路 Half Marathon 路 10K 路 5K
- Sat 9/26Hiawatha Fall Trail RunTaft, MT 路 Marathon 路 Half Marathon 路 10K
- Sat 9/26Golden Gravel GrinderVirginia City, MT 路 Ultra 路 Half Marathon
- Sun 9/27Timberline Trail RunBozeman, MT 路 Half Marathon 路 10K 路 5K 路 Other
October 2026
- Sat 10/3Whitefish Trail BlazerWhitefish, MT 路 50K 路 Half Marathon 路 10K 路 5K 路 Other
- Sat 10/3Blacktail ClimbLakeside, MT 路 Half Marathon 路 Other
- Sun 10/4Back Roads Half & 10kRed Lodge, MT 路 Half Marathon 路 10K
- Sun 10/18Just for the Helena of ItHelena, MT 路 Half Marathon 路 10K 路 5K 路 1 Mile
January 2027
- Sat 1/16Sorry 'Bout That Half Marathon and Team RelayPolson, MT 路 Half Marathon
February 2027
- Sat 2/27Snow Joke Half MarathonSeeley Lake, MT 路 Half Marathon
May 2027
- Sat 5/22Whitefish Marathon, Half Marathon & 5K Presented by Hammer NutritionWhitefish, MT 路 Marathon 路 Half Marathon 路 5K
July 2027
- Sat 7/10Yellowstone Park Trail RacesWest Yellowstone, MT 路 Marathon 路 Half Marathon 路 50K 路 Other 路 10K 路 5K
- Sat 7/17Bob Marshall Trail RacesSeeley Lake, MT 路 50K 路 Other 路 Marathon 路 Half Marathon 路 10K 路 5K
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