Winter ultramarathons in New Jersey, United States

Seven loop course with rolling hills, open fields, and New Jersey farmland; over 32 miles on 95% trails and double track in Holmdel Park.

Paved 3.75-mile loop at Cooper River Park, mostly flat with gradual inclines and two notable hills, featuring water views and Philadelphia skyline

Scenic 100k point-to-point route from Horseshoe Lake, featuring trail and road sections through state parks, lakes, and picturesque New Jersey towns

Looped trail course through South Mountain Reservation, 3-hour and 6-hour timed options, starting and finishing at Turtleback Rock Picnic Area

South Mountain Reservation trails in Maplewood, with a roughly 10-mile wooded loop format for 50K and 50-mile distances.