Trail Running calendar near Lykens 2026-2027

A 25K and half marathon through remote sections of Tiadaghton State Forest near Slate Run, PA, featuring technical single track, stream crossings, and significant climbs.

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 offering a rugged 15K and 25K with substantial elevation gain, limited to 120 runners and supported by multiple aid stations.

A three-night camp in Lock Haven focused on running real Eastern States 100 night sections with limited on-course support, lodge lodging, meals, transportation, and optional daytime clinics to practice nighttime gear, pacing, and navigation..

A community trail event at Paradise Farm Camps on June 11, 2026, offering a 5-mile run, a 5K, and a 1.5-mile family walk/run. All proceeds fund East Bradford Township's public trail program and trail development.

A last person standing backyard ultra at South Mountain Preserve with a 3.4 mile loop and 350+ ft of climb over rugged terrain. The event also features an evening Blackout one loop race and a beer mile.

A trail event in Montoursville, PA offering an eight mile Scramble over Smith's Knob and a new 4.5 mile Half Scramble. Field limited to 200; proceeds support Hughesville Cross Country scholarships and the Think Big pediatric cancer fund.

A trail running festival at STCC Park on June 13, 2026, featuring a one-loop 1.6 mile course and multiple chip-timed events from a kids race to 5K, 10K, 1-hour and 2-hour formats. Hosted by Timber Hill Timing.

A self-timed 4 miles run in Bel Air as part of the Harford County Running Club Dog Days of Summer Series. The course mixes trail and road, is not stroller friendly, and parking is at Prospect Mill Park.

A night trail relay in Paradise, PA where teams and solo runners try to complete as many loops as possible in about 3 hours and 24 minutes on a marked 2 mile course. Team batons, glow rings, headlamps and on site divisions are used.

A trail event in Sproul State Forest offering a 10 km course with a 3.0 mile climb up McCloskey Mountain and a 3.7 mile descent, plus a 5 km option. Both distances are part of the 2026 Rocksylvania Trail Series.

A noncompetitive summer trail series in Lancaster County with three morning gatherings and one evening close. Participants pick their own distance, share breakfast and hydration at a Common tent, and may buy single-event or multi-event pass..

A free kids trail run in North Bend, PA for ages 12 and under with a flagged 2.75 mile course, volunteers and an aid station. The event is part of the Rocksylvania Kids Trail Series; registration for 2026 is sold out.

Experience a scenic 5 mile trail run through Lancaster County Central Park featuring grass paths and water crossings. Compete for age group awards and enjoy a post race prize raffle in a beautiful natural setting.

Test your endurance on a 2 mile paved loop at the Rodale Park 12 Hour Challenge. Cycle, run, or walk to support the development of the September 11th National Memorial Trail.

Trail runs at Rocky Ridge County Park on June 27, 2026 offering 50K, 33.3K, 16.7K and 10K on rocky, rolling trails with repeated loops. Registration deadlines apply and proceeds support a local charity.

A 10 km trail race in Nolde Forest, Reading PA, using an age graded staggered start so older and younger runners start at different times. Registration closes June 12 and the field is limited to 250 entries.

Trail races at Coventry Woods Park on June 28, 2026 include 5K, 10K, timed 3 hour and 6 hour events plus a 6 hour team relay. Courses are mostly single track with notable elevation and on-course aid stations.

A free 5K at Lehigh Parkway on July 1, 2026, part of a summer series held the first Wednesday each month May through September. The measured, mostly flat cinder course has a 60 minute time limit and a minimum age of 10 years.