calendar_today 11 Jul, 2026 – 01 Aug, 2026
directions_run Running
language Official Website
sell $40.00 – $80.00
Join us for one or four events in the Montana wilderness during the summer of 2026!
July 11
Yellowstone Trail Marathon and Trail Races
West Yellowstone, MT
50K, Marathon, 25K, 10K, 5K
July 18
The Bob Marshall Trail Races
Seeley Lake, MT
50K, Marathon, 25K, 10K
July 25
The Divide 50 and 25K
Thompson Park (Near Butte), MT
50K, 25K
August 1
The Yellowstone Trail Marathon and Trail Races
West Yellowstone, MT
50K, Marathon, 25K, 10K, 5K
Every participant receives:
Custom race medal (Bundle members receive one race medal per season)
Custom race bib
Custom race stickerHammer Nutrition products
Aid station support
Certified course
Recorded/published results
Discounted race shirts are available in the race store.
Jul 11, 2026
Distance — 13.1 Miles
Type — Running
09:00
$70.00
Jul 11, 2026
Distance — 10K
Type — Running
09:00
$50.00
Jul 11, 2026
Distance — 25K
Type — Running
09:00
$70.00
Jul 11, 2026
Distance — 50K
Type — Running
09:00
$80.00
Jul 11, 2026
Distance — 5K
Type — Running
09:00
$40.00
Jul 11, 2026
Distance — 26.2 Miles
Type — Running
09:00
$75.00
Jul 18, 2026
Distance — 26.2 Miles
Type — Running
09:00
$75.00
Jul 18, 2026
Distance — 13.1 Miles
Type — Running
09:00
$70.00
Jul 18, 2026
Distance — 10K
Type — Running
09:00
$50.00
Jul 18, 2026
Distance — 25K
Type — Running
09:00
$75.00
Jul 18, 2026
Distance — 50K
Type — Running
09:00
$80.00
Jul 25, 2026
Distance — 25K
Type — Running
09:00
$70.00
Jul 25, 2026
Distance — 50K
Type — Running
09:00
$80.00
Aug 01, 2026
Distance — 13.1 Miles
Type — Running
09:00
$70.00
Aug 01, 2026
Distance — 10K
Type — Running
09:00
$50.00
Aug 01, 2026
Distance — 26.2 Miles
Type — Running
09:00
$75.00
These values represent the 3-year monthly averages for July in West Yellowstone.
Learn more about the host city, West Yellowstone.
West Yellowstone, Montana, is a rustic mountain town nestled between National Forest lands and is the gateway to Yellowstone National Park. It is only a mile from the park entrance, and the town's airport is the closest to the park, and to attractions like Old Faithful.
Read more launchRead what other athletes have to say about their experience at the Montana Trail Series.
Be the first to share your experience with the community!
Explore other exciting events happening in this same region.
location_on Big Sky, Montana, US
calendar_today Jul 12, 2026
location_on Ashton, Idaho, US
calendar_today Jul 18, 2026
Hand-picked events we think you’ll love.
Jul 11, 2026
The Tour de Small Towns bike ride is a unique event designed to bring together the communities of Southeast Idaho while…
Read more
Jul 11, 2026
Muddy Dash is not your average mud run! Get ready for up to 3 Miles of messy mayhem. You and your friends/family can ex…
Read more
Sep 05, 2026
Jump, climb, roll, and crawl your way through this one-of-a-kind obstacle race! The Terrain Race takes advantage of the…
Read more
Aug 01, 2026
Oldest moutain race in Utah!!! The one and only Crazy Bob's Bair Gutsman! Come run the 53rd annual race in 2026!!! Part…
Read more
