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Arizona Monster 300

Superior, United States • 27-3 Mar-Apr 2026

The Arizona Monster 300 is a challenging 304-mile point-to-point ultramarathon through Southern Arizona's Sonoran Desert, known for its unique subtropical winter warmth and diverse ecosystem. The course features 41,162 feet of elevation gain and 41,463 feet of loss, traversing rugged backcountry terrain including 84% single-track trails, bike paths, paved, and dirt roads. With 19 aid stations and sleep stations, the race offers live runner tracking, drop bag transport, and on-site medical support. Participants experience vibrant desert landscapes, high-elevation mountains, and a supportive atmosphere with catered post-race celebrations and unique finisher awards. The event benefits local community organizations and emphasizes a raw, multi-day desert adventure. Visit the organization's website for the most recent information.

United States Arizona Superior

Race information

Website Registration
304 mi
41162 m+
Arizona Monster 300 - 304.3 Miles
Visit the organization's website for the most recent information.
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