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Montana Running Calendar 2025-2026

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Monthly updates for Montana

Get new running races (and updates) in your inbox every month.

Explore the best running races in Montana for 2025-2026! Our updated list features 100 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
January 2026
Jan
1
Th

The New Year's Plunge

2 mi 3 mi
Jan
1
Th

Resolution Run - Upper Rattlesnake

5 km
Jan
3
Sa

Catch Me if You Can!

Trail Run 4 km 5 km 8 km 10 km
Jan
10
Sa

Sorry Bout That Half Marathon

Half Marathon
Jan
17
Sa

Glacier Glide Nordic Race

Trail Run 4 km 10 km
February 2026
Feb
6-7
Fr - Sa

Running Up for Air Mt Sentinel

Trail Run 3 hr 6 hr 12 hr 24 hr
Feb
7
Sa

Catch Me if You Can!

Trail Run 4 km 5 km 8 km 10 km
Feb
14
Sa

Heart Throb 5K - Orchard Homes

5 km
Feb
21
Sa

Running Up for Air | Bozeman

Backyard Ultra 3 hr 6 hr 12 hr
Feb
28
Sa

Snow Joke Half Marathon

13 mi
March 2026
Mar
14
Sa

Run to the Pub

10 km Half Marathon
Mar
14
Sa

Lucky Hare Half Marathon

Trail Run 9 km Half Marathon
Mar
15
Su

Shamrock Run - North Elevation

5 km
Mar
21
Sa

Old Bull Brewing Run

5 km
Mar
28
Sa

Lewis and Clark Brewing Run

5 km
April 2026
Apr
4
Sa

Catch Me if You Can!

Trail Run 4 km 5 km 8 km 10 km
Apr
4
Sa

Kettlehouse Brewing Run

5 km
Apr
18
Sa

Bitterroot Runoff Trail Run

Trail Run 5 km 5 mi 10 mi
Apr
18
Sa

Blackfoot River Brewing Run

Trail Run 5 km
Apr
19
Su

LEF 4 for 4

4 mi