Logo

Arizona Monster 300

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

Arizona Monster is a 304-mile point-to-point ultramarathon through Southern Arizona’s Sonoran Desert, starting in the wilds near Patagonia, and traversing remote backcountry and high-elevation ranges. The course covers 304 miles with about 41,162 feet of ascent and 41,463 feet of descent. Terrain is 84% single-track, 10% bike path, 3% paved road, and 2% dirt road, with 19 aid stations. The race uses a 170-hour (7 days, 2 hours) cutoff. It offers live tracking, drop-bag transport, sleep stations, on-site medical support, catered meals, swag, and handmade finisher awards, plus a post-race celebration and charitable donations to local groups. Visit the organization's website for the most recent information.

United States Arizona Patagonia

Race information

Website
304 mi
41162 m+
304 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

Empire Ranch Run

Sonoita - 11 mi from Patagonia

Empire Ranch Run is a trail race at the Empire Ranch in the Las Cienegas National Conservation Area, Sonoita, Arizona. It offers a 10k Trail Run, a 5k Run/Walk, a 1 Mile Walk/Run, and a Children's Mile for ages 14 and under. The family-friendly course runs on dirt trails, BLM 2-track, and cattle pat..

The Daydreamer

Patagonia

The Daydreamer is a trail running event held in Patagonia, Arizona, featuring 10k, 30k, and 50k race distances. Set along pristine, lesser-known sections of the Arizona Trail, runners experience the unique Madrean Sky Islands environment with views extending to Mexico. The event combines challenging..

Old Pueblo Endurance Runs

Sonoita - 11 mi from Patagonia

Old Pueblo Endurance Runs is a trail ultramarathon in Sonoita, Arizona, offering 50‑mile and 25‑mile distances. The race begins at Kentucky Camp and follows the Arizona Trail into the Santa Rita Mountains, with Wrightson towering above. The 25‑mile loop runs on forest service roads and trails, while..