Mayhem Night Trail

Fort McDowell, United States • 6 Dec 2025

The Mayhem Night Trail is a thrilling night trail running event held at McDowell Mountain Regional Park in Fort McDowell, Arizona. Offering 25K, 10-mile, and 5-mile distances, the race challenges participants to navigate desert single-track trails under headlamp and moonlight. The course features winding paths with short, steep climbs and drops, providing a unique nighttime trail experience.

Aid stations are well-stocked with water, electrolyte drinks, snacks, and hot food. The event is part of the Desert Runner Trail Series and coincides with the McDowell Mountain Frenzy day race, allowing runners to complete both for a special Double Down medal. The race emphasizes environmental care with cupless hydration and encourages volunteer participation. Visit the organization's website for the most recent information.

Race information

25 km
25k
10 mi
10 Miler
5 mi
5 Miler
Visit the organization's website for the most recent information.
Trail runs nearby

The Javelina Jangover Night Run is a nighttime trail running event held at McDowell Mountain Regional Park near Fountain Hills, Arizona. It features multiple distances: 7K, 15K, 25K, 50K, and 75K, with courses primarily on rolling desert single track and old jeep trails. The event is part of the Ins..

The Thrasher Night Trail is a nighttime trail running event held at Cave Creek Regional Park in Cave Creek, Arizona. It offers four distances: 33K, 22K, 11K, and 5K, all run on a scenic 11-kilometer loop featuring the Slate, Quartz, Go John, and Overton Trails. The course includes two climbs per loo..

The Cave Creek Thriller Trail Runs, held in Cave Creek, Arizona, is a celebrated event marking its 16th year as part of the Fall Desert Runner Trail Series. It offers four race distances: 50K, 24K, 11K, and 5K. The 50K and 24K races are point-to-point courses along the scenic Maricopa Trail, connect..

Jackass Night Trail is a unique 31K night race held at McDowell Mountain Regional Park in Fort McDowell, Arizona, as part of the Javelina Jundred event. This single-loop race follows the Javelina Jundred course clockwise, offering runners a festive nighttime experience with themed aid stations and t..

The Javelina Jundred is a unique ultra running festival held annually in late October at McDowell Mountain Regional Park near Fountain Hills, Arizona. Known as the original costumed 100-mile trail run party, it features challenging 100-mile and 100-kilometer races on a rolling single-track course th..

Pass Mountain Trail Runs, held in Mesa, Arizona at Usery Mountain Regional Park, offers a challenging and scenic trail running experience with distances of 5K, 10K, 25K, 50K, and a demanding 50-mile ultra. The courses wind through desert trails, Cholla forests, and the Goldfield Mountains, including..