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Marathon directory

Marathons in Montana, United States

23 upcoming marathons listed in Montana. Next: 4th Annual Swift Bear Trail Run on August 8, 2026.

23marathons upcoming
0cities
August 8, 2026Next race
Marathon, Half marathon, Ultra, 10K, 5K, RelayDistances
Hays, Montana, United States
08AUG
ULTRA
4th Annual Swift Bear Trail Run
Hays, Montana, United States
August 8, 2026 AUG
Cooke City, Montana, United States
08AUG
ULTRA
Prospector's 50k | 30k
Cooke City, Montana, United States
August 8, 2026 AUG
Anaconda, Montana, United States
08AUG
ULTRA
Smelter City Scamper
Anaconda, Montana, United States
August 8, 2026 AUG
Livingston, Montana, United States
15AUG
ULTRA
Wicked Fast Marathon & Half Marathon Montana
Livingston, Montana, United States
August 15, 2026 AUG
Red Lodge, Montana, United States
16AUG
ULTRA
Nitty Gritty Off Road Race
Red Lodge, Montana, United States
August 16, 2026 AUG
Missoula, Montana, United States
22AUG
ULTRA
Dog Days ULTRA
Missoula, Montana, United States
August 22, 2026 AUG
Greenough, Montana, United States
23AUG
21.1K
18th Annual Canine Classic at Paws Up
Greenough, Montana, United States
August 23, 2026 AUG
Harlowton, Montana, United States
06SEP
42.2K
AIDSPIRIT USA Marathon
Harlowton, Montana, United States
September 6, 2026 SEP
Bozeman, Montana, United States
13SEP
21.1K
Bozeman Half Marathon & 10K
Bozeman, Montana, United States
September 13, 2026 SEP
Billings, Montana, United States
20SEP
ULTRA
Montana Marathon
Billings, Montana, United States
September 20, 2026 SEP
Taft, Montana, United States
26SEP
42.2K
Hiawatha Fall Trail Run
Taft, Montana, United States
September 26, 2026 SEP
Montana, United States
03OCT
42.2K
Center of the Nation Series - Day 6 (MT)
Montana, United States
October 3, 2026 OCT
Baker, Montana, United States
03OCT
42.2K
Center of the Nation - MT
Baker, Montana, United States
October 3, 2026 OCT
Whitefish, Montana, United States
03OCT
ULTRA
Whitefish Trail Blazer
Whitefish, Montana, United States
October 3, 2026 OCT
Red Lodge, Montana, United States
04OCT
21.1K
Back Roads Half & 10k
Red Lodge, Montana, United States
October 4, 2026 OCT
Wolf Creek, Montana, United States
04OCT
ULTRA
Wolf Creek Canyon Relay
Wolf Creek, Montana, United States
October 4, 2026 OCT
Helena, Montana, United States
18OCT
21.1K
Just for the Helena of It
Helena, Montana, United States
October 18, 2026 OCT
Polson, Montana, United States
16JAN
42.2K
Sorry 'Bout That Half Marathon and Team Relay
Polson, Montana, United States
January 16, 2027 JAN
Seeley Lake, Montana, United States
27FEB
21.1K
Snow Joke Half Marathon
Seeley Lake, Montana, United States
February 27, 2027 FEB
Bozeman, Montana, United States
20MAR
21.1K
Pub 317's Run to the Pub
Bozeman, Montana, United States
March 20, 2027 MAR
Bozeman, Montana, United States
18APR
42.2K
River Road Marathon & Half Marathon
Bozeman, Montana, United States
April 18, 2027 APR
Helena, Montana, United States
08MAY
ULTRA
DON’T FENCE ME IN TRAIL RUN
Helena, Montana, United States
May 8, 2027 MAY
Whitefish, Montana, United States
15MAY
42.2K
Whitefish Marathon
Whitefish, Montana, United States
May 15, 2027 MAY

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Planning notes for Montana, United States

Use this region page to shortlist 23 upcoming races by date, distance, registration path, and official source.

  • Next race4th Annual Swift Bear Trail Run on August 8, 2026
  • Busy monthsAugust (7), October (6), September (4)
  • DistancesMarathon, Half marathon, Ultra, 10K, 5K, Relay
  • VerifyOpen each race page, then confirm details from its official, registration, course-map, or source link.

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