Trail Running calendar near Mahwah 2026-2027

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

A multi day endurance series at Mohawk Mountain in Connecticut offering solo and team trail events from 15 to 152+ miles with timed formats up to 84 hours. Tenting, support stations, and personalized bibs and medals are provided.

A non competitive group run along the D&R Canal Towpath on National Trails Day offering multiple distances, bus transport to start points, a post run picnic, and per mile donations to the Rutgers Cancer Institute.

A scenic 10 km run starting and finishing at historic Rockwood Hall in Rockefeller State Park Preserve. The event includes a separate kids race for ages 12 and under and directs proceeds to carriage road maintenance.

A community 5K trail run, walk and hike in Eisenhower Park Milford on June 7, 2026 supporting the Milford Rotary and the Beth El Center. The course uses a high school cross country route with mostly flat sections and some rolling hills.

The 12th annual Run for Woods takes place June 7, 2026 in Langhorne, PA. Runners and walkers can choose 5K or 1 mile routes that run across campus and into the nearby nature trail.

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

A six hour trail run at Ansonia Nature Center on June 13, 2026, run as counterclockwise loops of about 1.9 miles on moderately technical singletrack with roughly 170 feet of gain per loop. Entry is limited to 69 runners.

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

Run the fast, flowy singletrack trails of the XTERRA Transcend Trail Run in Randolph, NJ. Choose from a 5K, 10K, or Half Marathon on scenic, smooth courses. This event is a qualifier for the XTERRA Trail Run World Championships.

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

Twelve hour timed run on a 4.25 mile loop with about 500 feet of gain per loop in Hamden, CT. Options include marathon via six loops, 50K via eight loops, and a 50 mile target; proceeds support the Brooksvale Gift Fund.

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

Enjoy a free LVRR Summer Series 5K at Lehigh Parkway on July 1, a friendly, mostly flat cinder trail run for all paces. Part of a five race first Wednesday series May through September, open to ages 10 and up.

Trail racing at Red Wing Recreation Area with 15K, 30K, and 60K options on a 15k loop featuring varied terrain, aid stations, lap support for 60K runners, and post race food and drinks.

The XC Summer Series will take place in Parsippany-Troy Hills on Tuesday 7 July 2026. You can run 5 kilometers.

The Pinky’s Rock n Rolla will take place in Queens County on Saturday 11 July 2026. You can run 4 miles.

A community running event in Coplay on July 11, 2026 featuring a timed 5k and a 1 mile walk on the Ironton Rail Trail, with age-group awards, race shirts for early registrants, finish-line timing, refreshments and a raffle.

A 10K Spartan Trail race at Blue Mountain Ski Area in the Poconos on July 12 2026. The course runs on wooded singletrack with steep climbs and is part of a Spartan OCR festival weekend.

The XC Summer Series will take place in Parsippany-Troy Hills on Tuesday 14 July 2026. You can run 5 kilometers.