Trails4Tails

Mountain Lakes Trail Run & Walk in Princeton, New Jersey offers a 5K+ trail run and a 3K walk through Billy Johnson Mountain Lakes Nature Preserve, with HQ at Community Park North Amphitheater. The course blends roughly 10% paved park trails, 30% utility service right‑of‑ways, and 60% single‑track t..

Boxers' Trail 5K is Philadelphia's annual in-person trail run/walk hosted by Philadelphia Parks & Recreation, the Fairmount Park Conservancy, and the Strawberry Mansion community with support from Philly Races. The 14th edition takes place at Mander Playground, 2140 N. 33rd St, at the intersection o..

The Hainesport Endurance Run is a multi-day ultramarathon event held at Hainesport Township Municipal Park in New Jersey. The race features a flat, paved loop course of just under one mile, certified by USA Track & Field, with an alternate 1.2-mile loop available if needed. Participants can compete..

The MuleSkinner Endurance Races take place in Upper Black Eddy, Pennsylvania, featuring distances of 50 miles, 50K, marathon, and half marathon. The course primarily follows the scenic, non-technical towpaths along the Pennsylvania side of the Delaware River, offering beautiful views and an easy tra..

Family & Community Services of Somerset County's Taking Strides Towards Wellness 5K Run/Walk is the 13th annual event at Duke Island Park in Bridgewater, NJ. The flat, paved, wooded course runs along the Raritan River, suitable for runners and walkers of all levels. Proceeds support FCSSC's mental h..

The 3rd Annual Chesterfield FALL Terrain 5K is a community-focused running event held at Fenton Lane Park in Chesterfield, NJ. Scheduled for October 19, 2025, the race features a USATF-certified 5K course combining gravel, trail, grass, and road surfaces, offering a varied terrain experience. The ev..