Arizona Monster 300

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, high-elevation mountains, and 84% single-track trails. Participants navigate 19 aid stations and have a 170-hour cutoff to complete the race.

The event offers live runner tracking, drop bag transport, sleep stations, medical support, and a post-race celebration. It supports local communities through donations and provides finisher awards including handmade buckles and custom art. Visit the organization's website for the most recent information.