Trail Running Calendar Pennsylvania 2025-2026

Blackout in Emmaus, PA, is a rugged nighttime trail running event hosted by The Running Kind. The 10K course features challenging, technical mountainous terrain with over 1,000 feet of elevation gain on South Mountain. Participants can choose the "Lights On" option, starting at dusk before darkness..

The Export 100 Trail Run is a challenging 101-mile out-and-back ultramarathon held in western Pennsylvania, featuring the scenic Westmoreland Heritage Trail, West Penn Trail, Morosini Preserve, Duff, and Pleasant Valley Parks. Set during the vibrant October foliage, the course offers approximately 6..

Run-a-Muck is an annual 5K running and cross-country walking event held in the scenic Willistown countryside, supporting local land preservation. Participants can choose to run or "muck" through diverse terrain, making it a fun and challenging outdoor experience. The event features a lively atmosphe..

The Chernisky Ghost Town Trail-a-thon, held in Ebensburg, PA, is a multi-distance running and biking event set for October 4, 2025. It features a marathon (26.2 miles), 15-miler, 5k, and a unique Couch Potato 0.0k for casual participants. The marathon and 15-miler courses traverse scenic trails incl..

The Oil Creek 100 Trail Runs is an exciting trail running event taking place in Titusville, Pennsylvania. Scheduled for October 4-5, 2025, the event features four race distances: 25K, 50K, 100K, and a challenging 100-mile race. Participants can expect a rugged course primarily along the Gerard Hikin..

The Raven Half Marathon is an adventurous trail race held in Central Pennsylvania's scenic Seven Mountains region, starting and finishing at Poe Valley State Park in Coburn, PA. The challenging 13.1-mile course features a mix of single and double track trails, a stream crossing, and stunning vistas,..

The Black Forest Ultra is a challenging 100K trail race held in North Bend, Pennsylvania, deep within the scenic Pennsylvania Wilds. Known as one of the toughest ultras in the Northeast, it features a midnight start and a strict 19-hour cutoff. The course is a lollipop loop with over 13,400 feet of..

The Blues Cruise is a 50K trail ultramarathon held near Reading, Pennsylvania, celebrating its 20th anniversary in 2025. The 31-mile loop circles Blue Marsh Lake, featuring varied terrain including fields, rolling hills, single track, and less than half a mile of public road. The course includes a n..

The Think Big Trail Challenge, held in South Williamsport, Pennsylvania, offers 5K and 10K trail runs through scenic and historic terrain at the Williamsport Water Authority. The courses feature a mix of smooth singletrack, rugged climbs, and flowing descents, with highlights including the challengi..

The Greene River Trail 5K is an exciting running and walking event hosted by Greene County Parks & Recreation, set against the beautiful backdrop of the Monongahela River. This family-friendly event welcomes participants of all fitness levels, offering both a 5K run and a 5K walk. The course is well..

The Lehigh Gap Nature Center 10k is a scenic trail running event held in Slatington, Pennsylvania, featuring a challenging 10-kilometer loop course that starts and finishes at the Nature Center. The race showcases a variety of terrain, including a flat and fast start on the D&L Trail, a steep ascent..

The Into the Woods Six Miler is a trail running event taking place in Erie, PA, as part of the 2025 trail run series. Participants will navigate a six-mile course that includes trails, fields, boardwalks, and streets. The race is chip-timed and offers registrants colorful running socks as a premium...

The Green Monster Trail Challenge is a demanding trail running and hiking event held in Wellsboro, Pennsylvania, within the scenic Tioga State Forest near the PA Grand Canyon. It offers three race distances: 15K, 25K, and a challenging 50K, featuring total ascents of approximately 1,700, 4,000, and..

The Little Pine 5 Miler is a beginner-friendly trail race held at Little Pine State Park in Waterville, Pennsylvania. The course follows the scenic Lakeshore Trail loop, covering approximately 5.5 miles depending on the start and finish locations. Open to runners, hikers, and walkers of all ages and..

The Sinnemahone Ultra Trail Run is an exciting trail running event held in Emporium, Pennsylvania, featuring multiple distance options: a 50k ultra, a 26k trail run, a 12k trail run, and a 50k relay team. Participants will experience a mix of rail/trail running and dirt road running through the scen..

The MuleSkinner Endurance Races take place in Upper Black Eddy, Pennsylvania, featuring distances of 50 miles, 50K, marathon, and half marathon. The course primarily follows the scenic, non-technical towpaths along the Pennsylvania side of the river, offering beautiful views and an easy trail experi..

The Call of the Wilds Mountain Fest, held in Waterville, Pennsylvania, is a challenging trail running event featuring 25K and 50K distances. Set in mid-October to showcase peak fall foliage, the courses traverse rugged terrain including the Mid State, Spiked Buck, Tiadaghton, Pesto, Panther Run, and..

The Camp Lackawanna Trail Challenge is a trail running event held in Tunkhannock, Pennsylvania, featuring 6-hour and 12-hour race options. Participants run along scenic trails near 1219 Vosburg-Neck Road, enjoying a natural outdoor atmosphere. The event emphasizes endurance and trail running skills,..

The Tussey Mountainback 50 Mile Ultra is a scenic ultramarathon held in Boalsburg, Pennsylvania, within Rothrock State Forest. The event features a challenging 50-mile loop course that is 82% dirt and 18% paved, with varied terrain including uphill, level, and downhill sections, shaded areas, and sc..

The Cook Forest Highland Fall Scramble is a 12-mile trail running event held in Cooksburg, Pennsylvania, within Cook Forest State Park. The course follows the North Country Trail, starting near Miola Road and finishing at Shelter #1 in the park. Runners experience some of the most remote and scenic..