Montana Triathlon Calendar 2025-2026

Header image

Explore the best triathlons in Montana for 2025-2026! Our updated list features 92 exciting races across the region. Find your next race in Montana below and join the running community at these great events!

September 2025
Sep
27-28
Sa - Su

Montana Meltdown

Backyard Ultra 4 hr 12 hr 24 hr
October 2025
Oct
4
Saturday

Zootown Challenge Obstacle Course Race

Obstacle Run
Oct
4-5
Sa - Su

Whitefish Trail Blazer

Trail Run 5 km 10 km 13 mi 50 km
Oct
5
Sunday

Back Roads Half

10 km 13 mi
Oct
11
Saturday

Le Grizz Ultramarathon

Trail Run 5 km 10 km 50 mi
Oct
19
Sunday

Just for the Helena of It

5 km 10 km 13 mi
November 2025
Nov
1
Saturday

Montana Cup

Trail Run 5 km
Nov
9
Sunday

Patriot Run - Billings

5 km
Nov
22
Saturday

Turkey Dash

5 km
Nov
27
Thursday

Crossroads Fitness Turkey Trot

5 km 10 km
Nov
27
Thursday

Burn The Bird 10k

5 km 10 km
February 2026
Feb
21
Saturday

Snow Joke Half Marathon

Articles
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series
Stride with Confidence: A Comprehensive Guide to Saucony Running Shoes
Essential Running Form Techniques for Enhanced Performance and Injury Prevention