Trail Running calendar near Philadelphia 2026-2027

We have found 122 Trailruns within 80 miles of Philadelphia. See below where and when you can find the races.

A half marathon and a 10K at Lums Pond State Park on 09/06/2026 using Little Jersey and Swamp Forest trails. Routes include single track and wider trails and have a relatively flat elevation profile.

Two mile loop trail event at Horseshoe Bend Park near Frenchtown, NJ, offering distance and timed options from 10K to 100 miles. Central Base Camp appears every two miles with food, supplies, camping, and nearby parking.

An urban obstacle race on the Jersey City waterfront on September 12, 2026. The event features a fast 3 mile course with 20 plus city-style obstacles, chip timing, new finisher medals, awards, and free race photos.

Experience a diverse trail race at South Mountain Reservation featuring fire roads and single track trails. Choose from multiple distances ranging from a 5K to 50 miles with aid stations every three miles.

Run along the Lehigh River on the hard packed D and L Trail. This USATF certified course features a consistent downhill grade and serves as a Boston Marathon qualifier in the Poconos.

Test your endurance at Camp Hart with 4, 6, and 12 hour trail races through technical terrain and scenic hills. Enjoy a supported loop course along the Unami Creek with hot food and diverse trail sections.

Community running event in Lehighton, PA with two 5K course options and a 1 mile walk. Preregistration by September 1 guarantees a T-shirt and swag bag, and chip timing plus an on-site photographer are provided.

A fourth annual 5-mile trail run around Leaser Lake paired with a 100-yard youth Dragonfly Dash, family educational activities, shirts, refreshments, a midway water station, and prizes.

An autumn 5K mud run fundraiser at Gretna Glen featuring 20 plus obstacles, competitive chip timing and non competitive waves, plus a separate 1.3 mile kids run for ages 5 to 11. Proceeds support Gretna Glen Camp and its ministry.

IM ABLE Games in Reading PA on 19 September 2026 features running and wheelchair races, an adaptive obstacle course with new obstacles, a Trifecta competition, and a Hot Wing Hustle.

Knight Ruck at Gov. Dick on September 25, 2026 offers 8 mile and 4 mile ruck march options with adult and junior weight rules, prizes for weighted participants, and proceeds shared between the Knights of the Kingdom and Gov. Dick.

A community 5K on September 26, 2026 that raises funds for cancer research and support, followed by an after party hosted by Independent Brewing. The event features race day raffles, a ghost runner option, and memorial recognition.

A trail event at the Schuylkill Center in Philadelphia on September 26, 2026, featuring a 7-mile loop over varied singletrack. Participants choose one to four loops, may add weight, and have timed results, aid stations, and finisher gear.

Experience the oldest trail race in the county with 10 miles of rocky terrain, steep hills, and river views. This historic event offers a technical point to point course through the scenic landscapes of Eastern Pennsylvania.

October 2026

Run-A-Muck at On Point Farm offers a 5K run or a cross-country muck walk with food, live music, family activities, sensory bags for accessibility, and proceeds that support preservation of the Willistown countryside.

Goliathon is a 3.5 mile Ninja Warrior style nonprofit obstacle course at Gloucester County Fairgrounds in Mullica Hill, NJ. The course has 12 obstacles with three difficulty tiers and raises funds for clean water projects.

Trail-based five mile race and two mile fun walk at Camp Innabah in Spring City, PA on October 3, 2026. Proceeds support summer camping programs and scholarships, with a pancake breakfast and awards for overall and age groups.

Trail races at Glenroy Preserve on October 4, 2026 offering 5 mile, 25K, and 50K loops with mixed and technical terrain, multiple creek crossings, four aid stations, chip timing, and post-race refreshments.

A 50K trail ultramarathon around Blue Marsh Lake near Reading, PA with rolling hills, single track and a notable climb. Relay teams of 2 to 4 split four legs; aid stations, camping and a post race buffet are provided.

A mountain trail race at Camelback Resort using a 2.5 mile loop with about 900 feet of elevation gain per lap. Multiple distances include a 10 mile relay option and a ruck division, and the event includes carbon offsets and community progra..

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