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Arizona Monster 300

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

Arizona Monster 300 is a 304-mile point-to-point ultramarathon through Southern Arizona’s Sonoran Desert, starting near Patagonia, AZ and finishing after a multi-day trek across rugged backcountry and high-elevation terrain. The course covers about 304.3 miles with 41,162 feet of elevation gain and 41,463 feet of loss, with 84% single-track, 10% bike path, 3% paved road, and 2% dirt road. It features 19 aid stations, a 170-hour cutoff, and sleep stations.

Runners benefit from live tracking, drop-bag support, an on-site medical team, post-race celebrations, and unique finisher awards. Donations support local nature and community organizations. The race emphasizes remote terrain, self-sufficiency, and desert solitude. 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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