Adrenaline Night Runs
Fountain Hills, United States • 23 May 2026
Adrenaline Night Runs - McDowell Mountain Regional Park
Adrenaline Night Runs takes place Saturday, May 23, 2026 at McDowell Mountain Regional Park in Fountain Hills, AZ. The event is part of the 2026 Insomniac Night Trail Run Series and offers multiple night-trail distances on desert single-track.
Distances available:
- 50K
- 25K
- 15K
- 10K
- 6K
Courses use rolling desert trails with both fast smooth sections and more mountainous sections. Runners follow Escondido and Cinch trails plus the Scenic Ridge, with long and short loops that join and return along the Shallmo Trail. The 50K includes multiple loop options and specified loop cutoffs plus an overall time limit.
Aid is provided at a fully stocked start/finish station and at a remote Escondido aid station; there are also water-only stations at the Pemberton Trailhead. Aid offerings include water, ice, electrolyte drinks, salty and sweet snacks, fruit, pb&j, bean rollups, and hot food. This is a CUPLESS event; runners should bring a reusable cup or purchase one on site.
Additional event details include chip timing, finish-line photos, an Artworx finisher award, podiums for top finishers, drop-bag access at the start/finish, and live split tracking. Crews are allowed at start/finish; pacers are permitted only for the 50K beginning with the fourth loop. Park entry requires a $10 fee per vehicle. Visit the organization's website for the most recent information.