Trail Running calendar near Newtown Square 2026-2027

A give or take five mile loop through Jacobsburg State Park with singletrack and gravel sections. Options include a 5 mile event or three hour and six hour timed efforts, and the event follows a zero carbon approach.

On April 11, 2026 the Philadelphia Trail Marathon runs in Wissahickon Valley Park with a 13.1 mile loop or a full marathon of two loops on mostly single track trails and notable elevation.

The Great Marsh Mud Mosey on April 11, 2026 is the third annual event in Elverson PA offering a roughly 5K run and a 1 mile walk across marsh, farmland and muddy grassy sections with post race vendors and search dog demonstrations.

Enjoy a scenic run or walk through maintained natural trails at the Institute Woods 6K in Princeton on April 11, 2026. Choose a 6K or a relaxed 3K, enjoy post run refreshments and a race shirt for early registrants.

Join the Turtle Derby, a turtle themed 5K on brewery trails supporting Susquehannock Wildlife. Enjoy a wooden finisher medal, costume contests, awards, live music and on site beer.

A multi-distance trail running event at Forever Farm in Alburtis, PA on April 12, 2026, featuring private singletrack, significant elevation gain, fully stocked aid stations, post-race food and drink, and awards for finishers and relays.

A trail running event at Forever Farm in Mertztown on April 12, 2026, featuring 5K, 10K, half and full marathons, and an ultra relay on private singletrack with aid stations, food and drink, finisher awards, and cash prizes for top relay te..

Join the Screamin' Hill Scramble 5K at Screamin' Hill Brewery on April 18, 2026 for a chip timed cross country style run over groomed trails and short cut grass. Finishers earn a coaster medal and each entry includes a custom tech shirt plu..

Celebrate Earth Day with a scenic trail run at Pennypack Trust featuring a family Story Stroll 1 mile plus 5K and 10K routes through rolling woods. Proceeds support preservation of over 950 acres and the day ends with snacks and prizes.

A 50 km out and back on the Schuylkill River Trail from Saint Michael's Park in Mont Clare to Conshohocken, offered as solo, three and six person relay, and virtual options. The finish area near Phoenixville features live music and food tru..

Patriot Power 5K on April 29, 2026 offers in-person and virtual 5K options plus a 1-mile fun run in Reading, PA, with proceeds donated to Team RWB; all participants receive a shirt, bib, and finisher medal.

The first annual LHT 5K in Pennington, NJ supports the Lawrence Hopewell Trail with a course along the trail past two lakes and the Hunt House. Events include a 5K and a fun run, with a post race celebration and awards.

Green Traill 5K on May 3, 2026 in Easton, PA features a 5K run, a 2 mile walk and a free kids fun run for ages 1 to 10. The volunteer organized event donates all proceeds to Friends of Historic Easton Cemetery.

An urban ultramarathon in Pennypack Park, Philadelphia with looped figure eight trails of 25K, 50K and 50 miles on mostly single track and shaded paths, plus unique German themed awards.

A trail event at Voorhees State Park on May 16, 2026, offering a five-lap **50k** with about 4,500 ft of gain and a **10k** with about 900 ft. On-course aid, marked turns, race day registration, and finisher medals are provided.

Trail races at Kelly's Run Nature Preserve in Holtwood, PA on May 16, 2026 featuring 10K and 5K courses plus a free kids race. Events are chip timed, include aid stations, marked courses, and support the Lancaster Conservancy.

A trail and road half marathon plus an all trail 5K on the Horse-Shoe Trail in Mohnton, PA, featuring varied terrain, three aid stations and age group awards, with proceeds benefiting Berks County Special Olympics.

A summer full and half marathon along the shaded Pennypack Creek bike path in Philadelphia with disposable chip timing, multiple aid stations, German style post race entertainment and finisher medals for all participants.

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.

XTERRA Transcend Trail Run, June 20 2026 in Randolph New Jersey, features 21K, 10K and 5K trail races at Dickerson Mine Preserve and serves as a qualifier for the 2027 XTERRA Trail Run World Championships.