Philadelphia Trail Marathon

The Mountain Lakes Trail Run & Walk in Princeton, NJ, is a scenic event held at the Billy Johnson Mountain Lakes Nature Preserve, benefiting the Friends of Princeton Open Space. The event features a 5K+ trail run and a 3K walk, with the run course consisting of about 10% paved trails, 30% unimproved..

Cedar Run's Trails, Tails & Ales is an annual 5K charity trail run held at Woodford Cedar Run Wildlife Refuge in Medford, New Jersey. The event features a scenic, exclusive trail course starting and ending at the Nature Center Pavilion. Participants receive a limited edition event t-shirt, light bit..

Run-a-Muck is an annual 5K running and walking event held in the scenic Willistown countryside, supporting local land preservation. Participants can choose to run the 5K or "muck" (walk) the cross-country trail featuring diverse terrain, encouraging appropriate attire. The event offers a festive atm..

Trails4Tails is a running event held at Historic Washington Crossing Park in Titusville, New Jersey. The event features a 1 Mile Fun Run (with or without a dog), a 5K run, and a 5K run with a dog, all on wooded trails rather than paved paths, encouraging participants to properly train with their dog..

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..