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 flora and fauna. The rugged course features 41,162 feet of elevation gain and 41,463 feet of loss, with 84% single-track trails, bike paths, paved, and dirt roads. The race includes 19 aid stations and sleep stations, supported by live runner tracking, drop bag transport, and an on-site medical team. Participants experience iconic desert backcountry and high-elevation mountains over a 170-hour cutoff period. The event also supports local community organizations and offers finisher awards and a post-race celebration. Visit the organization's website for the most recent information.

Race information

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

The Lost Dutchman Marathon is an annual scenic running event held every President's Day weekend in Apache Junction, Arizona, near the legendary Lost Dutchman Mine. It features multiple race distances including a marathon, half marathon, 10K, 8K trail run, and fun run. The marathon course is USATF ce..

The Copper Corridor Trail Runs take place in Superior, Arizona, offering a scenic and challenging trail running experience through rugged desert landscapes. Distances include 50K, 31K, 17K, and 12K courses, with the 50K featuring a loop around Picketpost Mountain and extensive sections of the Arizon..