Mayhem Night Trail

DEC
5
2026
Night trail races at McDowell Mountain Regional Park offering 25K, 10 Mile and 5 Mile distances with staffed aid stations, on-site medical support, and a Double Down challenge.
Sat 5 Dec 2026
25 kilometers

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Mayhem Night Trail

Mayhem Night Trail is a set of night trail races held at McDowell Mountain Regional Park in Fort McDowell, Arizona on December 5, 2026. The event offers multiple distances and runs on marked desert trails after dark, with runners using headlamps and moonlight to navigate.

Available distances:

  • 25K
  • 10 Mile
  • 5 Mile

Course marking includes orange plastic ribbons with black polka dots, reflective medallions, laminated signs at junctions, and blue and white checkerboard flagging for wrong way trails. Aid support includes one full remote aid station called Gate Aid and a water-only station on the loop; aid station supplies include water, ice, electrolyte drinks, salty and sweet snacks, fruit, pb&j, bean rollups, and hot food options. Medical staff from MedStar Solutions will be based at the start/finish headquarters and can provide first aid and remove participants from the race if necessary.

Crews are allowed only at the start/finish area. Pacers are not allowed for any distance. A designated area for personal drop bags is available at start/finish. There is a park entry fee per vehicle and campground options nearby, including a group campground located about 2.5 miles from the event. The event also runs alongside the McDowell Mountain Frenzy day races offering a Double Down challenge for completing distances at both events. Visit the organization's website for the most recent information.

25 km
25k
10 Mile
5 Mile

Events nearby

Charity bib entries reserve spots in the Javelina Jundred 100 Mile and 100K races at McDowell Mountain Regional Park with fundraising minimums of $4,000 and $3,000. The 100 Mile is a 2027 Western States qualifier and a Golden Ticket race.
A single-loop night 31 km on the Javelina course in McDowell Mountain Regional Park with four aid stations, costume emphasis, and recommended headlamp and glow gear.
Trail event at McDowell Mountain Park with a 6.6 mile Red Loop and 6H and 24H timed ultra options through saguaro lined desert trails.
A two-day team trail relay at McDowell Mountain Regional Park featuring 121 total miles, desert scenery, Ragnar Village amenities, and camping options.
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