Trail Running calendar near Princeton 2026-2027

This Thanksgiving Day trail run takes place at the scenic Autumn Lake Winery in New Jersey. The 5K course winds through dirt trails, grass, and sand. A portion of proceeds benefits animal welfare, making it a festive and purposeful family e..

Trail loops at South Mountain Reservation with 5K laps used for 5K, 10K, 25K, 50K and a kids mile. Family friendly, volunteer supported, and partnered with Bigger Than The Trail; the event typically sells out.

Rob's Trail Run Edition stages 5K trail runs for adults and for high school or youth runners at Stillwell Woods Preserve in Woodbury, NY. The event supports The Center for Developmental Disabilities and is produced by RaceAwesome.

Naked Nick is a low fee trail event at Blue Marsh Lake on Dec 13, 2026, offering 25 km and 50 km options on mixed single track and gravel trails. The course is a lollipop loop with multiple aid stations and basic post race food and awards.

An eight-hour looped run at Cooper River Park on a 3.75 mile paved circuit, featuring a personal pit area, a single start/finish aid station, cupless operations, and custom winter race swag.