Montana · 50 Miler · 9.3 Miles · 5K

Le Grizz Ultramarathon & Relay

Le Grizz Ultramarathon & Relay is a 50 Miler, 9.3 Miles and 5K event held in Polebridge, Montana. Its next confirmed date is Saturday, October 10, 2026.

Race day
October 10, 2026
Location
Polebridge, MT

Race details

Date
Saturday, October 10, 2026
Distances
50 Miler, 9.3 Miles, 5K
Course
~2,300 ft gain over 50 miles, out-and-back gravel road
Registration
runsignup.com
Official website
runlegrizz.com

About the Le Grizz Ultramarathon & Relay

Le Grizz is a 50-mile Ultramarathon run just to the west of Montana's Glacier National Park on a gravel road that parallels the North Fork of the Flathead River. Runners will find themselves gaining views of the magnificent Crown of the Continent, made up of Northern Rockies of Southern British Columbia and Glacier Park, and surrounded by the changing colors of the aspen and larch. The 2026 course is an out-and-back route which will begin and end at the Glacier Institute's Big Creek Outdoor Edu…

More 5Ks in Montana

Coming up next, by confirmed date.

More upcoming races in Montana

Keep exploring

Guides from the RaceRove blog

Le Grizz Ultramarathon & Relay: common questions

When is the Le Grizz Ultramarathon & Relay?
The next confirmed date is Saturday, October 10, 2026.
Where is the Le Grizz Ultramarathon & Relay held?
In Polebridge, Montana.
What distances does the Le Grizz Ultramarathon & Relay offer?
50 Miler, 9.3 Miles and 5K.
How do I register for the Le Grizz Ultramarathon & Relay?
Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
RACEROVE

Run all 50 states + the 7 World Majors

Discover races, plan trips, compare courses, and track every finish from one personal race command center.