Trail Running calendar near Harford 2026-2027

Experience a loop based trail race at the Newbsanity Adventure Center featuring creek crossings and swamps. Choose between 5K, 15K, or 50K distances with an optional rucking class for those seeking a weighted challenge.

Free 5K trail event in Wellsboro PA for children 12 and under featuring a hilly loop, stream crossings and on course volunteers.

A 10k trail run and hike through Tioga State Forest in Wellsboro, PA on August 1, 2026. Proceeds will be donated to the Chromosome 18 Registry and Research Society to support research into a rare genetic disorder.

A community trail run and walk in Holland Patent raising funds for autism awareness and local clubs, featuring a 5-mile trail option and a free kids 1K, with water stations, timing, and donated socks for early participants.

An evening trail race at Fillmore Glen State Park offering 3 mile and 8 mile courses that run along gorge rims, cross the creek, and include many stairs; the course is marked with water stops and finishes with a post-race pizza party.

A day of timed endurance challenges on a wooded 2.62 mile loop at Tilden Hill Farm in Verona NY. Events finish with an optional pond plunge and a post event celebration with medals and awards.

A point to point 100K trail ultramarathon in Naples NY on August 22 2026 featuring nearly all single track terrain, 11 aid stations, a 20 hour cutoff, shuttle and free camping.

A trail event at Morgan Hill State Forest featuring a roughly 3.3 mile loop, a 3-hour race and a $1,000 seven-lap challenge, with aid stations and limited parking.

A multi-distance trail event at Green Lakes State Park near Fayetteville NY offering 100K, 50K, 25K and a 12 hour timed loop on varied trail terrain.

A seventh annual 5K trail run in Wellsboro, PA supporting Heart of Tioga Pregnancy and Parenting Support. Online registration is available through Aug 20 with fees from $25 per person and higher day of registration fees.

A 5K trail fun run through the hills of Butternut Valley in Garrattsville, NY on August 22, 2026, presented by Butternut Valley Alliance as part of the Butternut Valley Days celebration; registration fee is $35.

An inaugural BVA **5K** trail "fun" run through New Lisbon and Garrattsville on August 22, 2026, based at Butternuts Beer and Ale as part of Butternut Valley Days.

A half marathon and a 5K on the Lehigh Valley Trail in Mendon on August 23, 2026. The half is USATF certified and part of the Rochester Runner of the Year series, with prizes and commemorative items for early registrants.

Trail races at Salt Springs Park on August 29, 2026, offering 5K, 10K and a 50K five-loop course through old-growth forest with steep climbs, technical single track, aid stations for the 50K, chip timing, and volunteer-supported park benefi..

Trail marathon and half marathon on Kennedy State Forest single track with age and gender staggered head starts including a nonbinary category. Cupless aid stations placed every 3 to 4 miles require runners to carry personal hydration.

Timed trail event in Sugar Hill State Forest near Watkins Glen with 3 hour, 6 hour and 12 hour options, a 4 mile loop, aid station, camping and limited parking.

Women-only backyard ultra on County Line Road, Phoenix NY, with repeated 4.167 mile laps over mixed forest and field terrain; proceeds support local women's shelters.

Trail races at Ontario County Park at Gannett Hill on September 12, 2026 with short and long course options, post race food, giveaways, and volunteer-supported operations.

Trail ultraruns and a marathon along the Pine Creek Rail Trail near Wellsboro PA with crushed stone surface, canyon scenery, and abundant wildlife.

Trail ultramarathon in Cortland NY offering 100 mile, 100 mile relay, 50 mile and 50K options on steep, technical singletrack with significant climbing.