Trail Running Calendar Pennsylvania 2025-2026

We have found 110 Trailruns in Pennsylvania. Check below where and when you can find the races.

The 5K Run for Thorncroft is an exciting event scheduled for August 28, 2025, in Malvern, PA. Participants can choose from several activities, including a 5K Trail Run, a 5K Walk, and a One-Mile Move-As-You-Please. The event is designed to be inclusive, welcoming dogs to join in the fun. After the r..

The Salt Springs Field, Forest & Falls Trail Race is a popular annual event held in Montrose, Pennsylvania, featuring three challenging race options: a 5K, 10K, and 50K. Set in a picturesque old-growth forest, the courses offer a mix of technical trails, steep climbs, and stunning scenery. The event..

September 2025

The Pine Creek Challenge is a scenic trail running event held in northern Pennsylvania, featuring various distances including a 100 Miler, 100K, 50 Miler, and Marathon. The course utilizes a 25-mile section of the Pine Creek Rail Trail, renowned for its picturesque views through the Grand Canyon of ..

The Smallfoot Trail Fest is an exciting event designed to inspire children aged 12 and under to engage in outdoor activities and experience trail running. Hosted by ReVibe Gear and the PA Trail Dogs, this event is free for participants and features a 3-mile course with small hills and potential stre..

The Rock 'N The Knob Trail Challenge is Pennsylvania's highest trail race, taking place in Claysburg. Scheduled for September 13, 2025, the event features three challenging courses: an Ultramarathon (50K), a Medium Distance Course (20K to 25K), and a Short Course (approximately 10K). Each course off..

Trails 4 Tails is an exciting running event taking place at Codorus State Park in Hanover, PA. Participants can choose from three race options: a 40 Mile Ultra, a 40 Mile Relay, and a 25K+. The course features a scenic 5.72-mile loop that includes single track trails and beautiful shoreline views ar..

The Boulder Field 100 is a challenging running event taking place in Hickory Run State Park, Jim Thorpe, PA. Participants can choose from three distances: a 100K ultra run, a 50K ultra run, and an 18-mile run/hike. The course features a rugged terrain with an estimated elevation gain of 4000 feet pe..

The Boulder Beast is an exciting trail running event taking place in Lock Haven, PA, featuring a challenging 24-mile course with approximately 6,000 feet of vertical gain, as well as a 25K option for those seeking a shorter distance. Participants will navigate through diverse and rugged terrain, inc..

The Marilla Trail Race, set in the scenic Marilla Reservoir in Bradford, PA, features a variety of events including a 14-mile trail run, a 7-mile trail run, and a 4-mile hike. This race is designed for participants of all skill levels, offering well-marked trails that traverse diverse terrains, incl..

The Water Gap 50k and Half is a scenic trail running event set in the picturesque Delaware Water Gap, Pennsylvania. Participants can choose between a 50K or 25K distance, both of which traverse the beautiful McDade Trail, known for its mix of cinder paths and singletrack terrain. The event celebrate..

The Conestoga Trail Run - 10 Tough Miles is a challenging trail race held in Holtwood, Pennsylvania, known for its rugged terrain and scenic views. Celebrated as the oldest trail run in the area, this event features a hilly course with rocky paths and stream crossings, making it suitable for experie..

October 2025

Blackout is an exciting nighttime running event taking place in Emmaus, PA, featuring a challenging 10K course that navigates the rugged, mountainous terrain of South Mountain. Participants can choose to start the race at dusk or take on the full experience under the stars. The event emphasizes sust..

Run-a-Muck is an exciting outdoor event that features a 5K run and a cross-country trail walk, designed to engage participants with diverse terrain. Scheduled for October 4, 2025, the event aims to raise funds for the preservation of the Willistown countryside. Attendees can enjoy a variety of activ..

The Think Big Trail Challenge is an exciting running event taking place in South Williamsport, PA, featuring both 5K and 10K courses. Participants will experience a blend of gravel roads, scenic trails, and historic sites as they navigate through the beautiful natural landscape. The 5K course includ..

The Black Forest Ultra is a challenging 100K trail ultra marathon set in the stunning landscapes of the Pennsylvania Wilds. Known for its tough terrain, the race features over 13,400 feet of elevation gain, with steep climbs and breathtaking views of diverse forest types. Participants start at midni..

The Blues Cruise is a 50K Trail Ultramarathon celebrating its 20th anniversary, set around the scenic Blue Marsh Lake near Reading, PA. The course features a mix of terrains, including rolling hills and single track, with a notable climb known as the "Ski Slope." Participants can choose to tackle th..

The Lehigh Gap Nature Center 10K is an exciting trail running event taking place in Slatington, Pennsylvania. Celebrating its 14th year, the race features a newly designed loop course that showcases the stunning natural beauty of the Nature Center. Participants will experience a mix of flat and stee..

The Greene River Trail 5K is an exciting running event taking place in Rices Landing, Pennsylvania. Scheduled for October 11, 2025, the event features both a 5K run and a 5K walk, catering to participants of all fitness levels. The trail offers beautiful views of the Monongahela River, making it a s..

The Export 100 Trail Run is a challenging 101-mile out-and-back race set against the stunning backdrop of western Pennsylvania's fall colors. Participants will traverse the Westmoreland Heritage Trail, West Penn Trail, and the Morosini Preserve, along with Duff and Pleasant Valley Parks. This event ..

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...