Trail Running calendar near Princeton 2026-2027

A four mile cross country race in Riverdale and Van Cortlandt Park with an informal kids fun run, finisher hat, awards for top finishers and masters, and post race refreshments; proceeds benefit the FDNY Foundation.

Tough Mudder Philly on May 23, 2026 at Plantation Field offers 5K, 15K and Infinity obstacle runs with named obstacles, finisher items, spectator festival access, and group and volunteer options.

A four mile road and trail race in Forest Park with start and finish at Victory Field track. The event is limited to 500 entrants, includes chip timing, technical shirts for pre-registrants, finisher medals, cash awards and age group trophi..

A trail and road mix half marathon and an all trail 5K centered at Sleepy Hollow Athletic Club. Both races run largely on the Horse Shoe Trail and support Berks County Special Olympics.

A weekly cross country series offering thirteen 5K races on Tuesday nights from April to July. The event takes place at Central Park in Parsippany and is open to all ages and abilities. Participants can register for the full series or pay f..

Six 5K cross country races take place at Van Cortlandt Park from May 28 to July 30, 2026, on the classic Tortoise and Hare course. The final three evenings include free half mile kids runs, weekly awards and post race raffles.

ENDURE Last Man Standing in Bethpage State Park asks runners to repeat a fixed 4.2 mile loop each hour; finish within the hour to continue. Laps continue with progressively shorter cutoffs until one runner remains or the event window ends.

Trail race at Tatum Park in Middletown Township, NJ on a repeatable 4.75 mile loop. Distances include 1 lap, 30 km and 50 km and proceeds support MissionCleanWater clean water programs.

A weekly cross country series offering thirteen 5K races on Tuesday nights from April to July. The event takes place at Central Park in Parsippany and is open to all ages and abilities. Participants can register for the full series or pay f..

Half and full marathons on a shaded paved bike trail along Pennypack Creek in Philadelphia. Aid stations, disposable chip timing, finisher medals and a Bavarian themed post race party with snacks and nonalcoholic beer included.

Goliathon is a nonprofit ninja warrior style obstacle course run in Mullica Hill, NJ, with a roughly four mile course and 12 tiered obstacles (G1 G2 G3). Teams and individuals may compete; proceeds support clean water projects.

A non competitive group run along the D&R Canal Towpath with paced "trains" and multiple distances. The event benefits the Rutgers Cancer Institute with a $0.50 donation per mile and offers bus starts and a picnic option.

A road and trail event at Rockwood Hall in Rockefeller State Park Preserve featuring a 10K and a 1K kids race. The course follows wide carriage roads with Hudson River views and wooded sections, and proceeds support carriage road maintenanc..

Timed 5K and 10K races on June 6, 2026 at Levee Loop Trailhead in Dansbury Park, East Stroudsburg, PA, raising funds for Stroud Region trails and parks. The event features live results, free finish photos and pool access with a race bib.

A free, timed 5K trail run at Crystal Lake Park on June 6, 2026, with a technical course of about 300 feet of elevation gain and a 40-runner field limit. Awards and a midway water station are provided.

A trail event in Wissahickon Valley Park on June 6, 2026 offering a 10K race and a 1 mile family nature walk. Proceeds support Friends of the Wissahickon for trail and watershed stewardship.

Paired 5K paved loop and 10K mountain trail at Rockland Lake State Park in Valley Cottage, NY. The 5K is a flat, fully accessible lake loop; the 10K climbs about 1,300 ft on rocky, steep terrain and includes one aid station.

The Run for Woods 5K will take place in Langhorne Manor on Sunday 7 June 2026.

A free trail 5K in Shirley Chisholm State Park in Brooklyn on June 7, 2026, organized by Black Men Run NYC. Registration is free with an optional $25 singlet fee and runs March 31 to June 4, 2026.

The Jerseys4Kids Run Against Pediatric Cancer will take place in Bala Cynwyd on Sunday 7 June 2026.