Arizona Monster 300

The Arizona Monster 300 is an extreme 308.6-mile point-to-point trail run through the stunning Sonoran Desert in Southern Arizona. Organized by Destination Trail, this challenging event features a diverse terrain, including 84% single-track trails, and significant elevation changes with a total gain of 41,162 feet. Participants will navigate through rugged landscapes and iconic backcountry, supported by 19 aid stations along the route. The event is known for its unique climate, which combines subtropical warmth and seasonal rainfall, fostering a rich variety of flora and fauna. Registration for the 2026 event opens on April 5, 2025. Visit the organization's website for the most recent information.