Jefferson
Trail Running Calendar near Jefferson 2026-2027
Explore the top trail runs near Jefferson for 2026-2027! We've gathered 40 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
March 2027
Timed lap races at the Livingston Oval in New Jersey offering 1, 3, 6 and 12 hour formats on a USATF certified flat course with awards and participant hat included.
Trail race in South Mountain Reservation, West Orange NJ offering 11M, 20M, 50K and 50M across three marked loops with varied terrain and a 400-person cap.
A 10-loop trail ultra on Mt Tammany covering about 40 miles with over 12,000 ft of gain, limited to 65 runners and featuring finisher awards and a 12 hour limit.
Trail event at Worthington State Forest on 21 March 2027 offering 30K and 50K+ on a 6.7 mile loop with steep climbs and a 12 hour limit.
Trail 5K and 10K at Central Park of Morris County on mixed terrain, with a shirt, medal, empanada, and awards; proceeds support charity partners.
A 34 mile self-navigation trail across New Jersey's Lenape Trail with solo and 2 to 6 person relay options, five aid stations, and checkpoint puzzle pieces.
April 2027
Chip-timed 15K and 5K at Shawnee Inn and ShawneeCraft featuring McDade Trail miles, finisher medals, race shirts, post-race brunch, music, and a beer ticket for participants.
Obstacle course races at Mountain Creek Resort in Vernon NJ on April 24 and 25, 2027, featuring Sprint, Super, Beast, Ultra and kids races.
May 2027
A multi day running event at Sussex County Fairgrounds featuring timed races and standard distances on a certified one mile loop with MyLaps timing lit night running aid stations and on site camping and RV options.
A two day off road multisport event in Stokes State Forest May 15 to 16, 2027 featuring triathlon, duathlon, mountain bike and multiple trail run distances.
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 festival at Ringwood State Park with a three-loop cloverleaf course, distances from a kids mile to ultramarathons, free camping and 24-hour timed options.
June 2027
June 19, 2027 trail races at Dickerson Mine Preserve in Randolph, New Jersey, featuring a 21K half, 10K and 5K on lakeside singletrack.
July 2027
Trail event at South Mountain Reservation with 5K, 13.1-mile and 50K options, plus charity and hardship entries supporting Bigger Than The Trail.
August 2027
Trail races and rucks at Stokes State Forest on August 22, 2027, featuring 5K, 10K (including a ruck division), and a 17 mile option plus charity and hardship entries.
September 2027
Multi-distance trail festival at Wawayanda State Park, Sept 17–19, 2027, featuring looped courses, varied terrain, and a central aid station.
October 2027
A technical fall trail race in Harriman State Park offering a rugged 13.1M and a steep 10K, capped at 200 entrants and supporting regional trail maintenance.
A looped pavement event at Livingston Memorial Oval offering marathon, half marathon and a Last Person Standing format with no time limits for the fixed distance races.
November 2027
Trail trail race in West Orange NJ on 11/27/2027 offering distances from a kids 1 mile to 50K plus charity and hardship entry options supporting Touching Land.