Trail Running Calendar Pennsylvania 2026-2027

A community trail series at Haverford Reserve in May and June featuring two 5K races and a 1 mile trail walk. Event proceeds support trails in Haverford Township and registration is handled online.

A trail ultrarunning festival in Pennypack Park offering 25K, 50K and 50 mile loop races with German-themed aid stations, post-race food and music, and traditional German awards.

The 10th Annual Crystal Lake Trail Race on May 9, 2026 offers 5K and 25K runs on cross-country trails in Hughesville PA, lodging is available and proceeds support the Outdoor Center's operations.

Trail races in Tunkhannock, PA include a demanding 25K with about 4,700 feet of climbing and a mighty 5 mile option with about 2,000 feet of climbing, with aid stations, finisher gifts, and proceeds supporting local charities.

Test your endurance at this IAU Bronze Label event on a certified 400 meter track in Sharon Hill. Choose from 12 or 24 hour timed races and 50K distances in a cupless and supportive environment.

A trail ultramarathon at Moraine State Park offering 20 mile, 50K, 50 mile and a 5 person relay on out-and-back courses along the Glacier Ridge section of the North Country Trail. Crews are allowed at specific aid stations and all finishers..

Multi-distance trail event near Lock Haven, Pennsylvania, featuring an 86 mile ultra and shorter 47K, 25K, and 10K races on single-track trails through the PA Wilds. Courses include runnable sections and technical root and rock terrain.

A community 5K race and walk in Rome, PA on May 9, 2026 that raises funds for two $1,000 scholarships for Northeast Bradford School District seniors, with a basket raffle, 50/50 drawing and post-race awards.

ChesLen Chase in Coatesville is a Natural Lands event offering a 5K trail run and a 2 mile fun run walk, youth pricing, member discounts, and a post race gathering with music, craft beer, food trucks, and awards.

Experience a technical trail run through the scenic woods of Camp Hebron with 5K and 10K courses. Navigate hills and stream crossings to earn a finisher beanie and enjoy post race refreshments for a good cause.

Trail running event in Rothrock State Forest and Happy Valley, Pennsylvania. Races include a 50K and 25K with notable elevation gain amid sandstone ridges and rhododendron tunnels in mid May 2026.

Trail races around Drake Well Museum and Oil Creek State Park with 2, 5, 13 and an 18-mile stacked option; awards, shirts included, and proceeds benefit Friends of Drake Well.

Trail races at Kelly's Run Nature Preserve in Holtwood on May 16, 2026 include chip timed 10K and 5K courses plus a free kids trail race of about 1.5 miles. The 10K features 1,256 feet of elevation and an aid station at Pinnacle Overlook.

A 5.3 mile trail race at Frances Slocum State Park on primarily grass and earth trails, run as an age-group graded event with staggered starts. Online pre-registration is required with a $10 fee.

Free group training runs that preview the Hell Hath No Hurry course. A guided first loop with no timing or awards and a roughly 10K singletrack loop at Settlers Cabin Park with minimal support.

Tough Mudder Philly at Plantation Field on May 23, 2026 offers 15K and 5K obstacle courses, an Infinity lap option, and spectator access across rolling hills and muddy terrain. Finishers receive medals, a shirt, a headband, and a finisher d..

Follow the historic path of the 1889 Johnstown Flood on a hybrid road and rail trail course. Runners can choose between three distances and experience the historic Staple Bend Tunnel before finishing at the Old Stone Bridge.

A loop-based trail event at Settlers Cabin Park using the Last Trail Standing route run in reverse. Distances range from a 5K loop to a two-loop 50K, with well-marked trails, two main aid stations, and options for hikers and trail-friendly..

A 12 hour ultramarathon at Spring Meadows Park in Boiling Springs, PA, run on a 1.4192 mile lightly rolling dirt and crushed rock loop. Solo and team entries count toward buckles and hoodies based on cumulative laps.

A trail and road mix half marathon and an all trail 5K centered at Sleepy Hollow Athletic Club. Both races run largely on the Horse Shoe Trail and support Berks County Special Olympics.