American River 50 Mile Endurance Run

Folsom, United States • 4 Apr 2026

The American River 50 Mile Endurance Run, held in Northern California, is the second largest 50-mile race in the United States. Starting in Folsom and finishing in Auburn, the event attracts both experienced ultrarunners and newcomers. Alongside the 50-mile race, there are also 25-mile and 10-mile events, all set in a scenic area.

The course features motivating elements such as music, inspirational signs, well-stocked aid stations, and supportive volunteers. Finishers receive unique awards, including an embroidered lightweight pullover hoodie for the 50-mile race. Post-race festivities include food, desserts, and beverages, creating a celebratory atmosphere for all participants. Visit the organization's website for the most recent information.

Race information

50 mi
American River 50 Mile Endurance Run
25 mi
American River 25 Mile Run
10 mi
American River 10 Mile Run
Visit the organization's website for the most recent information.
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