Trail Running calendar near Mahwah 2026-2027

We have found 159 Trailruns within 80 miles of Mahwah. See below where and when you can find the races.

USATF Long Island hosts Open, Masters and Para Athletic cross country championships over an 8K course on November 8, 2026. Online registration is closed.

A charity 5K run, 1 mile walk and virtual 5K on November 8, 2026 in Central Park of Morris County to raise funds for housing stability organized by Family Promise of Morris County.

A charity trail event at Hillside Park on November 8, 2026, offering 10 km and 5 km races to benefit a free digital mammography program, with race timing, age-group medals and participant T-shirts.

A multi-loop trail event on Staten Island offering a half marathon, 50K, and 50-mile courses that pass through Blood Root Valley, High Rock Park, and La Tourette Park, with proceeds supporting the Greenbelt Conservancy.

Experience the diverse terrain of South Mountain Reservation with a looped trail race offering 5K, 10K, and half marathon distances. Enjoy a mix of single track and fire roads with support provided at regular aid stations.

The NSRF Long Island Turkey Trail Trot 5K will take place in Bethpage on Saturday 14 November 2026. You can run 5 kilometers.

Trail races at Tarrywile Park in Danbury, CT offering 10K, half and marathon on technical single track with significant elevation. Finisher medals, awards and a cash bonus for fast half marathoners.

A trail half marathon in Roosevelt Forest featuring eight laps of a 1.64 mile wooded loop with roots, rocks, and rolling terrain. The event includes a book drive, costume prizes, event swag, and podium awards for top finishers.

A trail event at YMCA Camp Sloper on November 21, 2026, offering a 400 minute timed loop option and a two mile two lap race, with chip timing, a central aid station, and proceeds supporting local organizations.

A *5 miles* lollipop loop trail race in Lewis Morris Park, Morristown NJ, run mostly on the Yellow Trail with roughly 600 feet of elevation gain. The event limits entries to 120 runners, uses cupless stations and hemp bibs, and offers free..

A community Thanksgiving event featuring a 3.5 mile run and walk around Scoville Reservoir in Wolcott CT, with multiple start waves, post race yoga for participants, finisher medals, volunteers supporting refreshments, and proceeds to EndoF..

A 5K run and walk through Inwood Hill Park in northern Manhattan with a shared start and finish, live results and free finish line photos. Proceeds benefit the Inwood Food Pantry and awards are given to the top two men and women.

A trail party at South Mountain Reservation offering looped 5K terrain and distances from Kids 1M to 50K. The course mixes carriage roads and technical singletrack and features an aid station at the start finish and a charity partner.

The NSRF Leftover Turkey Trot 5K will take place in Bethpage on Saturday 28 November 2026. You can run 5 kilometers.

Experience a 5K trail race through the scenic Stillwell Woods Preserve in Woodbury. This event honors the memory of Rob Lauterborn and supports the Center for Developmental Disabilities.

The NSRF 50/50 Turkey Trot 5K will take place in West Babylon on Sunday 29 November 2026. You can run 5 kilometers.

December 2026

Repeat a 3.3 mile out and back up the Tower Trail to the Observation Tower at Sleeping Giant. Runners choose a four hour or eight hour format, carry their own hydration, and complete as many laps as they can within the time limit.

A trail 6K through Institute Woods with a non-competitive 3K option for paces over 15 minutes per mile. Registrations are limited to 200, a fee applies, and post-run refreshments are provided.

Trail races at South Mountain Reservation feature 5K, 10K and 13.1 miles on looped courses over fire roads, single track, hills and pavement, with aid about every three miles and race day registration available.

A looped ultramarathon in Prospect Park, Brooklyn offering 50 mile and 50 kilometer options. The course uses 3.33 mile loops and includes on course hydration and a potluck style aid station.

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