Trail Running Calendar New Jersey 2026-2027

The Rat Race 50k is a 100% off-road ultramarathon at Wells Mills Park with an 8-mile loop plus three 10k loops, chip timing, finisher medals and age-group awards; the series also includes shorter trail races and themed events.

A weeklong track ultramarathon at Cooper River Park with events from 6 hours to 144 hours on a USATF-certified 399.519 m track, chip timing, catered meals, vegan-friendly aid, and awards for milestone distances.

A weekend obstacle course at Mountain Creek Resort in Vernon NJ on April 24–25, 2027, offering Sprint 5K, Super 10K, Beast 21K, Ultra 50K and kids races, plus a Trifecta Weekend option and team entries.

XTERRA New Jersey on April 24 and 25, 2027 brings trail runs, triathlon, duathlon, paddle tri and mountain bike races to Stokes State Forest, with World Tour and Trail Run World Series events and World Championship qualification slots.

A multi-day timed running festival at the Sussex County Fairgrounds with a certified 1-mile loop, options from 6 to 144 hours plus Marathon and 50K, night lighting, central aid station, camping and electronic lap timing.

A technical mountain trail race in northern New Jersey offering a 50K with over 7000 ft gain plus 10 mile and 5 mile options, map requirements for the 50K, mandatory gear checks, and aid stations on the longer courses.

Trail runs in Middlesex County near Edison with a secret start, offered distances around 2 and 5 miles, a post-run social, and a requested canned food donation; registration fees are listed and volunteers receive event items.

A social trail event in Edison with a 5 mile trail run and a shorter group run, marked trails, potential trail hazards, volunteer perks, a post-run social for those over 21, and a canned food donation request.