NJ Trail Series One Day

Augusta, United States • 2-5 Oct 2025

The NJ Trail Series One Day is a multi-day ultrarunning event held at the Sussex County Fairgrounds in Augusta, New Jersey. Scheduled from October 2 to 5, 2025, it features a variety of race options including 72, 48, 24, 12, and 6-hour timed races, as well as marathons and 50K distances. The course is a certified, flat 1-mile loop combining pavement and crushed gravel, suitable for both day and night running with lighting provided. Amenities include heated bathrooms with showers, a fully stocked aid station offering hot and cold food including vegan options, and lap counting via a professional chip system. The event is USATF sanctioned and an IAU Bronze Label race, offering Boston Marathon qualifying times. Visit the organization's website for the most recent information.

Race information

72 km
72hour
48 km
48hour Thursday
48 km
48hour Friday
24 km
24hour Saturday
24 km
24hour Friday
24 km
24hour Thursday
12 km
12hour Day Friday
12 km
12hour Night Friday
12 km
12hour Night Thursday
12 km
12hour Night Saturday
12 km
12hour Day Thursday
12 km
12hour Day Saturday
6 km
6hour Day Saturday
6 km
6hour Day Friday
6 km
6hour Day Thursday
6 km
6hour Night Friday
6 km
6hour Night Saturday
6 km
6hour Night Thursday
50 km
50k Friday
50 km
2 Marathons or 50k
50 km
3 Marathons or 50k
50 km
50k Thursday
50 km
50k Saturday
42 km
Marathon Saturday
42 km
Marathon Friday
42 km
Marathon Thursday
Visit the organization's website for the most recent information.
Trail runs nearby

Wild Goose Trail Festival takes place at Wawayanda State Park in Hewitt, New Jersey. The event offers a true Trail Festival with distances spanning from a 1-mile kids race to 100 miles, plus 100K, 50 miles, 50K, and a 36-hour format (with lightweight and heavyweight rucking divisions). The course co..

Water Gap 50k and Half takes place in Milford, Pennsylvania, within the Delaware Water Gap National Recreation Area. The event offers 50K and 25K distances, with the McDade Trail serving as the course—a 32-mile point-to-point route through the Gap, mixing rail-trail cinder paths with rolling singlet..

Big Bear SquaTCh South, a Sassquad Trail Running event in Harriman State Park, Tuxedo, New York, features a challenging pair of trail races: a 13.1-mile half marathon and a 10K, starting and finishing at Powerhouse Park. The single-loop courses are rugged and technical, with 2,200+ ft of gain on the..

The Hot Chili Challenge 8 Mile Trail Run, 5K & Kids Fun Run takes place in Andover, New Jersey. The event features an 8 mile trail run and a 5K for adults, plus a Kids Fun Run for ages 5-12. The atmosphere blends competition with a chili-themed, community race vibe, including on-site homemade chili,..

The Mahlon Winter Donut Trail Run & Hike is a scenic trail running event held at Saffin's Pond in the Mahlon Dickerson Reservation, Lake Hopatcong, New Jersey. Scheduled for February 8, 2026, it offers three race distances: a 5-mile loop, a 10-mile course consisting of two loops, and a 13.1-mile hal..

Squatchy Onesiefest 5K is a Sassquad Trail Running trail party at Ramapo Valley County Reservation in Mahwah, NJ. The 5K is run as a 1.6-mile lollipop loop repeated twice, starting and finishing at the NYNJTC Headquarters; park in the reservation lot. The route is very mellow: a flat gravel/dirt tra..