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Old Pueblo Endurance Runs

Sonoita, United States • 7 Mar 2026

The Old Pueblo Endurance Runs, held in Sonoita, Arizona, is one of the oldest trail ultramarathons in the state, featuring 50-mile and 25-mile distances. The race starts at the historic Kentucky Camp mining site and traverses rugged trails and forest service roads in the southeastern Santa Rita Mountains, part of the Arizona Trail. Runners experience scenic views of Mt.

Wrightson, a prominent 9,452-foot peak. The course includes elevation changes from 4,031 to 6,232 feet with an average grade of 6%. The event emphasizes history, running in the footsteps of early Native Americans and pioneers.

It offers awards, swag, and a post-race cookout, and is a cupless race promoting sustainability. Visit the organization's website for the most recent information.

United States Arizona Sonoita

Race information

Website
50 mi
50 Miles
25 mi
25 Miles
Visit the organization's website for the most recent information.
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