Trail Running Calendar Pennsylvania 2026-2027

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.

Preview the Hillman State Park course in Burgettstown, PA with guided loops for a 10k, half marathon or 30k. Riders may bring horses or participants can run, with group leaders and GPX maps provided.

Tough Mudder Philly on May 23, 2026 at Plantation Field offers 5K, 15K and Infinity obstacle runs with named obstacles, finisher items, spectator festival access, and group and volunteer options.

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.

A 31.9-mile trail 50K at Cowans Gap State Park on May 24, 2026, with about 5,800 feet of climb on the Tuscarora Trail. Entry is limited to 75 and requires prior ultramarathon experience.

Opening Night of a three-part mid-week trail race series in Frick Park, presented by Dick's Sporting Goods. Runners can choose a 5K or 10K, with post-race pizza and beer vendors on Reynolds Street.

Experience the diverse trails of Bradys Run Park with distances ranging from a 5K to a 100 mile ultra. Runners navigate scenic single track and gravel roads through hills and streams in this multi day event.

Experience the rugged beauty of the Endless Mountains in Pennsylvania with this technical trail event. Runners navigate waterfalls and vistas across two demanding distances with comprehensive aid station support and post race meals.

Experience the only ultramarathon in North Park at the South Ridge Trail Challenge. Choose from multiple distances including a 5K and a 50K relay through the scenic trails of Western Pennsylvania.

An orienteering style scavenger hunt through Frick Park with a 10 checkpoint beginner friendly option and a 20 checkpoint challenge. Phones are permitted and weekly post race pop ups feature pizza and a local brewery on Reynolds Street.

A 25K and a half marathon through remote sections of Tiadaghton State Forest, featuring technical single track, stream crossings and scenic vistas. The event enforces strict cutoffs and limits the field to 250 entrants.

Half and full marathons on a shaded paved bike trail along Pennypack Creek in Philadelphia. Aid stations, disposable chip timing, finisher medals and a Bavarian themed post race party with snacks and nonalcoholic beer included.

Into the Woods Trail Run Series at Asbury Woods features 4, 5, and 6 mile trail races across packed dirt, boardwalk and single track. The summer event includes a youth run and free childcare, and a three race bundle offers a discount and gi..