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Rio Del Lago 100 Mile Endurance Run

Granite Bay, United States • 1 Nov 2025

The Rio Del Lago 100 Mile Endurance Run is a premier ultramarathon event taking place in the scenic Sierra Foothills of California. Scheduled for November 1, 2025, this challenging race starts at Beal's Point and features a diverse course that includes trails, paved paths, and stunning views of Folsom Lake. Participants can also opt for the 50K race, which shares the initial course with the 100-mile runners. The event emphasizes community involvement, with well-stocked aid stations and enthusiastic volunteers. Runners are encouraged to prepare adequately, as the race serves as a qualifier for the prestigious Western States 100. Visit the organization's website for the most recent information.

United States California Granite Bay

Race information

Website
100 mi
13874 m+
100 Mile
50 km
50k
Visit the organization's website for the most recent information.
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