Trail Running calendar near Williamsport 2026-2027

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.

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.

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.

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.

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.

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.

A trail ultramarathon at Robert Treman State Park on May 30, 2026, offering 50K and 50 Mile courses with substantial elevation. Routes are mostly singletrack and pass waterfalls, stone stairs, multiple aid stations, and managed drop bag sup..

Lucifer's Crossing on May 31, 2026 in Robert Treman State Park features trail 5K, 10K and a 13.2 mile half that pass through Lucifer Falls gorge and Finger Lakes singletrack.

An 8th annual trail race on June 6, 2026 in Slate Run, PA offering a 25K and half marathon through Tiadaghton State Forest with technical single track, stream crossings, and a nine mile shared section with a midday cut-off.

A community trail event at Opossum Lake Park offering a 6 mile obstacle course, a 4 mile run, and a 4 mile walk on mixed terrain, with chip timing, age-group awards, and proceeds benefiting the Friends of Opossum Lake Conservancy.

Experience a timed ultra marathon on technical single track trails in the Blue Mountains. Run as many 3.5 mile loops as possible through the shaded landscapes of the Bashore Scout Reservation.

Trail races in Colonel Denning State Park and Tuscarora State Forest offering a 15K with about 2,700 feet elevation and a 25K with over 4,000 feet. Aid stations are on course and entries are limited to 120 participants.

A three night camp in Lock Haven, PA that runs real night sections of the Eastern States 100 course under guided support. Includes lodge lodging, pre-run meals, breakfasts, transport between trailheads, and limited on-course aid.

Run with a View V is a 5K trail race at Mt. Pisgah County Park in Troy, PA on June 13, 2026. The course follows wooded paths with rocks, tree roots and some hills and is not stroller friendly; registration closes May 28.

A trail race near Montoursville, PA featuring an 8 mile Scramble on the Loyalsock Trail and a 4.5 mile Half Scramble. Limited to 200 participants, with awards by age group and proceeds supporting local cross country scholarships and Think B..

A trail event in North Bend, PA on June 20, 2026, featuring a 10K with a three mile climb and a 3.5 mile descent, plus a newly added 5K. Registration is limited and closed early in June.

A trail-focused memorial race near Tunkhannock, PA offering a half marathon (two 10k laps), 10k, 5k run/walk and a 2-mile fun walk on dirt roads, fields, and wooded trails with multiple aid stations and post-race food.