Arizona Monster 300

MAR-APR
27-3
2026
The Arizona Monster 300 is a 304-mile point-to-point ultramarathon through the Sonoran Desert. Runners face over 41,000 feet of elevation gain on a mix of single-track trails and remote backcountry. The event features 19 aid stations and a 170-hour cutoff time.
27-3 Mar-Apr 2026
304 miles

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Event Overview

The Arizona Monster 300 is a point-to-point ultramarathon covering 304 miles through Southern Arizona's Sonoran Desert. The route gains over 41,000 feet in elevation and features a mix of single-track trail, bike paths, and paved and dirt roads.

Course and Terrain

The course is located near Patagonia, Arizona. The terrain consists of approximately 259 miles of single-track trail, 34 miles of bike path, 9.5 miles of paved road, and 6 miles of dirt road. The event takes place on National Forest Lands and has an overall cutoff time of 170 hours.

Event Details

The route includes 19 aid stations. The Sonoran Desert setting is characterized by subtropical winter warmth and two rainy seasons, supporting diverse plant and animal life. The course traverses high-elevation mountains and backcountry terrain. Visit the organization's website for the most recent information.

304 mi
Arizona Monster 300