Marathon Races in Montana
Find upcoming marathon races in Montana — with dates, locations, and direct registration links.
37 upcoming marathon races found in Montana
Upcoming Marathon Races in Montana
Marathon1/2 Marathon
Bear Paw Marathon
Jun 6, 2026
Havre, MT
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Half Marathon5K
Yellowstone Half Marathon & 5K
Jun 6, 2026
West Yellowstone, MT
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Half Marathon10K
Pengelly Double Dip Half Marathon & 10k
Jun 7, 2026
Missoula, MT
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Half Marathon10K
Governor's Cup
Jun 13, 2026
Helena, MT
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Mountain to Meadow Half MarathonMountain to Meadow 10k
Mountain to Meadow Half Marathon & 10k
Jun 14, 2026
Lolo, MT
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Pre Race Course Clean Up 8am - 1pmVolunteer Check-in 5pm-7pm [Th]
VOLUNTEER Missoula Marathon Weekend of Events Signup
Jun 20, 2026
Missoula, MT
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Half MarathonHalf Marathon Junior (18 and under)
Ranch Run Half Marathon, 5K, 1 mile fun run - 10th Annual
Jun 20, 2026
Geraldine, MT
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1/2 Marathon10K Trail Run
Herron Half Marathon, 10K and 5K Trail Run
Jun 20, 2026
Kalispell, MT
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Pre Race Course Clean Up 8am - 1pmAid Station Barrel Loading 2 -4 pm [F]
VOLUNTEER Missoula Marathon Weekend of Events Signup
Jun 21, 2026
Missoula, MT
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Marathon
Foy's to Blacktail Trail Marathon
Jun 21, 2026
Kalispell, MT
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TONY BANOVICH 5KMISSOULA KIDS MARATHON
Missoula Marathon Half Marathon 5K Kids Marathon
Jun 27, 2026
Missoula, MT
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The Yellowstone MarathonThe Yellowstone 1/2 Marathon
The Yellowstone Trail Marathon and Trail Races
Jul 11, 2026
West Yellowstone, MT
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Half Marathon
Madison Marathon & Half Marathon
Jul 11, 2026
Ennis, MT
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The Yellowstone MarathonThe Yellowstone 1/2 Marathon
Montana Trail Series
Jul 11, 2026
West Yellowstone, MT
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Half Marathon
Big Sky Marathon & Half Marathon
Jul 12, 2026
Ennis, MT
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5k10k
Big Sky State Games Road Race
Jul 18, 2026
Laurel, MT
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Half Marathon Run - Must be at 3117 Mtn View Rd at 5:30 a.m. for bus ride to startHalf Marathon Bike - Must be at 3117 Mtn View Rd at 5:30 a.m. for bus ride to start
Wolf Run Series - RUNNING WOLF 2026
Jul 18, 2026
Stanford, MT
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50K25K
Bob Marshall Trail Races
Jul 18, 2026
Seeley Lake, MT
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Half Marathon10K
Herron Half Marathon 10k & 5k
Jul 21, 2026
Kalispell, MT
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UltraHalf Marathon
HURL Elkhorn Endurance Runs 50M, 50k & Half Marathon
Aug 1, 2026
Helena, MT
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Saturday MarathonSaturday 1/2 Marathon
The Yellowstone Trail Marathon and Trail Races
Aug 1, 2026
West Yellowstone, MT
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1/2 Marathon10K Run
Smelter City Scamper
Aug 8, 2026
Anaconda, MT
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Wicked Fast Marathon MontanaWicked Fast Half Marathon Montana
WICKED FAST MARATHON & HALF MARATHON MONTANA
Aug 15, 2026
Livingston, MT
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Solo Half MarathonMarathon Relay -6 people
Nitty Gritty Off Road Race
Aug 16, 2026
Red Lodge, MT
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Half-Marathon5-Mile
18th Annual Canine Classic at Paws Up
Aug 22, 2026
Greenough, MT
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Full Marathon1/2 Marathon
AIDSPIRIT USA Marathon
Sep 6, 2026
Harlowton, MT
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Half Marathon10K
Big Hole Valley’s Run for Renewal Half Marathon, 10k & 5k
Sep 9, 2026
Wisdom, MT
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Half Marathon10K
Bozeman Half Marathon & 10K
Sep 13, 2026
Bozeman, MT
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Full Marathon (26.2 Miles)Half Marathon (13.1 Miles)
Montana Marathon
Sep 20, 2026
Billings, MT
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MarathonMarathon - Early Start
Hiawatha Fall Trail Run
Sep 26, 2026
Taft, MT
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