Trail Running calendar near Rockville Centre 2025-2026

Challenge yourself at the Holmdel Classic, a scenic but hilly loop trail race in Holmdel Park with roots, rocks and steep climbs and options from a single 4.65 mile lap to multi loop ultras. Proceeds benefit MissionCleanWater.

Run until only one remains at SRC Presents: A Backyard Ultra in Blydenburgh County Park on December 13 and 14, 2025, looping a rugged 4.167 mile trail. Day and night loops, limited crew access, and proceeds support the Long Island Greenbelt..

Join the NJ Trail Series SOMO Winter 2 on Saturday December 13 in South Orange for scenic looped trail races through South Mountain Reservation. Choose 5K, 10K or 13.1 mile and enjoy hilly single track, a giveaway and day of registration.

Join the 8th Annual Taco Trials in Rocky Hill: eat a taco then run a 1 mile loop, repeating it ten times for a fun, quirky challenge. Medals for finishers and proceeds benefit the Connecticut Forest and Park Association.

Run the Last Supper 100k in Roxbury NJ on Dec 27, starting at Horseshoe Lake. Choose solo or relay teams up to 10 and tackle scenic trails and lakeside roads for a winter ultramarathon adventure.

Hit the trails at NJ Trail Series SOMO Winter 3 in South Orange with 5K, 10K or a half marathon on looped trails through South Mountain Reservation. Enjoy rolling hills, single track and fire roads, friendly aid stations and a giveaway at t..

Join the Frosty Fat Sass on Jan 31 in West Orange for a rugged trail fat ass fundraiser supporting South Mountain Conservancy. Choose a 5K, or timed 3 hour or 6 hour loop challenge with a rucking division and enjoy technical winter trails.

Try snowshoe racing at Mountain Creek on January 31, 2026 with a scenic ridge 5k or a relaxed one mile finish. Ride the lift to the top, bring your own snowshoes, and enjoy a fun winter run for all abilities.

Dress in your best onesie and tackle scenic trails at Squatchy Onesiefest in Ramapo Valley. Choose a fun 1.6 mile loop or a two lap 5K, enjoy trail support and a handcrafted finisher medal while supporting the NY NJ Trail Conference.

Febapple Frozen invites you to a winter trail challenge at South Mountain Reservation on Feb 21, 2026, with 10 mile loops and distances from 10 miles to 50 miles. Aid stations, official timing, event swag and awards for top finishers add ra..

Enjoy rugged woodland trails at the Mahlon Winter Donut Trail Run & Hike in Lake Hopatcong, NJ on March 1, 2026. Choose a 5 mile or 10 mile route through the Mahlon Dickerson Reservation for a true trail challenge in any weather.

Squatchapple in West Orange, NJ on March 7, 2026 offers 11, 20, 50K and 50 mile trail races over three scenic loops in South Mountain. Expect rugged singletrack, big climbs, handcrafted wood finisher medals and a fun trail festival vibe.

Run the Never Stop Running Foundation 4 Leaf Clover 5K at Bethpage State Park on March 8 2026 for a scenic trail 5K across grassy polo fields and winding soft trails. Family friendly with a kids run, virtual race and refreshments.

Tackle Mount Tammany 10, a scenic but rugged nearly 40 mile ultra of ten relentless loops in the Delaware Water Gap on March 21, 2026. Expect steep technical trails, big elevation gain, waterfalls and sweeping summit views.

Run or walk a scenic 5k through the rolling vines at Osprey's Dominion Vineyards in Peconic. Enjoy two laps of cross country terrain, a finisher medal that doubles as a bottle stopper and a postrace wine pour among the vines.

Terror of Tammany! on March 22, 2026 in Columbia, NJ is a rugged looped trail challenge with 30K (three 6.7 mile loops) and 50K+ (five loops). Expect technical climbs, a campground start and finish, strict time limits, and finisher awards.

Take on rugged singletrack, a steep headwall scramble and 3,000 feet of climbing at Sleeping Giant Trail Runs, with 25K and 50K options. At Sleeping Giant State Park in Hamden CT on March 29, proceeds benefit the park and finishers get meda..

Join the Morris County Empanada Trail on March 29 in Morris Plains NJ with 5K and 10K runs over scenic mixed terrain. Entry includes a long sleeve shirt, finisher medal and an empanada with proceeds benefiting the Arthritis Foundation.

Run rugged trails at Big Bear Squatch North in Harriman State Park on April 4, 2026 with half marathon, 10K and ruck divisions. Expect steep climbs, scrambling terrain and sweeping Hudson Valley and NYC skyline views.

Find your pace at the Spring SOMO Timed Trail Races in April at South Mountain Reservation, NJ, with options from a single 3K loop to 6 Hour timed runs. Enjoy a scenic 1.88 mile loop of single track, pavement and fire road.