Trail Running calendar near Bear 2026-2027

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..

A memorial trail event at Piney Run Park offering 50K, 25K, a 5.25 mile race and an 8 hour challenge on a 5.25 mile loop with aid stations and awards for top finishers.

The Screamin' Hill Scramble will take place in Allentown on Saturday 18 April 2026. You can run 5 kilometers.

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 in Reading, PA offers in-person and virtual 5K options plus a 1-mile fun run; proceeds benefit Team RWB and participants receive swag and a 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.

Join the Johnnycake Jolt Series: four 10K trail runs in Patapsco Valley State Park's Pickall Area from May 6 to May 27, 2026. Enjoy scenic singletrack, official timing, and local festival vibes across four spring weekends.

USATF-certified 5K, 10K and half marathon events in Lewes, Delaware with Run, race-walk, or Heavy March (15 lb pack) options, a historical exhibit, and a post-race vendor and music area supporting Wounded Warriors and homeless veterans.

A trail ultrafestival in Pennypack Park on May 9, 2026, offering 25K, 50K and 50M figure-8 loops on runnable single track and gravel, themed aid stations with German-style food, and German-themed awards and finisher swag.

The Johnnycake Jolt Series will take place in Milford Mill on Wednesday 13 May 2026. You can run between 10 and 40 kilometers.

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.

The Johnnycake Jolt Series will take place in Milford Mill on Wednesday 20 May 2026. You can run between 10 and 40 kilometers.

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.