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Le Grizz Ultramarathon

Name: Le Grizz Ultramarathon
Start: 2025-10-11
End: 2025-10-11
Location: Polebridge

Polebridge, United States • 11 Oct 2025

Le Grizz Ultramarathon is a renowned 50-mile race held annually in the autumn near Glacier National Park, Montana. Established in 1982, it is one of the oldest 50-mile footraces in the world. The event features not only the ultramarathon but also a relay option, as well as 10K and 5K races, catering to a wide range of participants from serious athletes to families. The course offers stunning views of the Northern Rockies and is designed to be accessible for first-time ultramarathon runners. Participants can enjoy a celebratory picnic featuring local food and drinks after completing the race. Visit the organization's website for the most recent information.

United States Montana Polebridge

Race information

Website

50 mi

50 Mile Ultramarathon

10 km

10k

5 km

Relay

Visit the organization's website for the most recent information.

Trail runs nearby

Sat - Sun Oct 4-5

Whitefish Trail Blazer

Whitefish - 25 mi from Polebridge

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The Whitefish Trail Blazer is a running event taking place on October 4-5, 2025, in Whitefish, Montana, organized by Whitefish Legacy Partners. The event features a variety of races, including a challenging 50k ultramarathon with significant elevation gain, as well as a half marathon, 10k+, 5k+, and..