Trail Running calendar near Bryn Athyn 2026-2027

A looped trail party at South Mountain Reservation in West Orange NJ offering 5K, 10K, 25K, 50K and a kids 1 mile on a mixed carriage road and singletrack course with onsite aid and a charity partnership.

A looped trail race at Holmdel Park with a 50K (ish) and a Halfish option on ~4.65 mile laps, varied trail terrain, RFID lap timing, and an 8 hour cutoff. Proceeds support MissionCleanWater.

A trail ultramarathon at Blue Marsh Lake near Leesport, PA offering 25K and 50K courses on mostly single track with regular aid stations, tear off bib timing, finisher mementos, and age group awards.

Experience the rolling hills of Fair Hill Natural Resource Management Area during this winter trail event. Choose between 25K or 50K distances on beautiful single track trails with heated facilities and fully stocked aid stations.

Join this unique mystery trail run in Edison featuring five mile and two mile options through wooded terrain. Enjoy a non competitive atmosphere with a secret start location and a post run social gathering for participants over 21.