Squatchy Onesie Fest “5K-Marathon”
Mahwah, United States • 14 Feb 2026
Event overview
The Squatchy Onesiefest is a themed trail event at Ramapo Valley County Reservation, Mahwah, NJ, hosted at the New York-New Jersey Trail Conference Headquarters. The event offers two distance options:
- 5K (two laps of the loop)
- ~1.6 miles (one lap Fun Run)
The event is capped at 200 participants. The organizer partners with the New York-New Jersey Trail Conference and will make a donation after the event. Children under 19 are eligible for a youth discount and there are family registration discounts available. Dogs are not allowed.
Course and logistics
The course is a 1.60-mile lollipop loop around Scarlet Oak Pond that participants complete twice for the 5K. Except for a short singletrack connector under 0.20 miles, the route is wide gravel/dirt trail, flat and not technical. The course will be marked with neon pink/reflective ribbon and large red directional arrows. Aid station supplies include water, Skratch, and snacks; participants receive a bib, safety pins, and a handcrafted finisher's medal. Trekking poles are allowed. Restrooms are available in the reservation parking lot. The event does not offer refunds; deferral options are described in the event policy. Volunteer roles are available. Visit the organization's website for the most recent information.