Trail Running calendar near Williamsport 2026-2027

We have found 108 Trailruns within 80 miles of Williamsport. See below where and when you can find the races.

A trail race in Elkridge, MD on August 15, 2026 offering 25K and 50K options on rolling single track with river crossings, aid stations with real food, and an on-site finish area with pavilions and refreshments.

Run on the flat, scenic dirt trails of Leopold's Preserve in this 5k and 10k event. Participants receive a medal, shirt, and chip timing, with points counting towards several annual series. A virtual race option is also available.

The Inferno 10k is a forest trail race on a looping course behind Dirt Farm Brewing in Bluemont. Runners tackle a route with roots, rocks, and elevation changes. Finishers earn a medal, a tech shirt, and a post race beer.

September 2026

A 5K run and walk in Johnstown, PA along the Jim Mayer Trail beside the Stonycreek River. The out and back course begins and ends in Riverside with a turnaround at Bridge Street, and proceeds support the Friends of the Trails program.

A trail run in Seven Valleys, PA on September 12, 2026 offering 5K and 10K routes. Registration is expected around July 1, 2026 and a free volunteer registration option is available.

Trails 4 Tails at Codorus State Park features a 40 mile ultra, a 40 mile team relay, and a 25K on looped trails with varied terrain, on-course aid, nearby camping, and awards for top finishers.

Test your endurance on a scenic 10-mile loop at Seven Bends State Park. Choose from distances like the 10-miler, 50k, 50-mile, 100-mile, or a Last Man Standing Ruck challenge. This event features mixed terrain, strict cutoffs, and is organi..

Event Overview The Tröegs Rugged Trail 5K Run for Conservation is an annual fundraiser for the Ned Smith Center for Nature and Art. The event is held at the Ned Smith Center in Millersburg, Pennsylvania. All proceeds support the center's la..

Event Information The River's Edge Endurance Challenge takes place in Brunswick, Maryland. The event is the 8th annual edition and offers three different race distances. Distances 5K (3.1 miles) 3 Hour Endurance Race 6 Hour Endurance Chall..

This community 5K run/walk takes place on a wide natural trail at the Agricultural History Farm Park. The event includes a pre-race pep rally, post-race snacks, and awards for top finishers.

October 2026

A trail event on October 11, 2026 in Mount Airy, Maryland, offering a five mile run plus timed four hour and eight hour challenges. Net proceeds support the Frederick Steeplechasers Memorial Scholarship Fund.

Trail race at Rocky Gap State Park offering 25K, 50K and relay options across three loops with lake views, singletrack and varied climbs; base camp and aid stations support runners on each loop.

Trail races at Lake Fairfax Park in Reston on October 18, 2026 offering 5.1 mile and 10 mile singletrack courses with rocky and rooty sections, short climbs, parking at Pavilion G, and a supervised kids program.

A trail event at Patapsco Valley State Park offering in-person and virtual 50k and 25k options, Brooks shirts, aid stations, and distinct finishers awards, with headquarters at CCBC Catonsville. The park may postpone or move the race to vir..

Run through the forest trails of Conway Robinson State Forest for the Halloween Horror 10k. This chip-timed trail race offers series points and supports a local soup kitchen. Walkers are welcome, and a virtual option is available.

A scenic 5K through vineyard and farm terrain at Rocklands Farm Winery in Poolesville on October 25, 2026, followed by wine tastings, live music, and food vendors. The chip timed course uses dirt, gravel, and grass trails.

November 2026

A trail ultra in Green Ridge State Forest on November 1, 2026, offering about 32.8 miles and 16.3 miles options on red and green trails with multiple aid stations, a midpoint oasis, and fall training runs.

Trail races at Button Farm in Germantown combine singletrack and open farm field running across 5K, 10K and half marathon distances, offered both in person and virtually. The event includes aid stations, finishers medals, awards and a chari..

An 8K cross country run at Linganore Winery in Mount Airy, Maryland on November 8, 2026. The mixed terrain course loops through grapevines and hop yards and finishers receive a complimentary tasting.

Rosaryville Veteran’s Day on November 14, 2026 holds two races at Rosaryville State Park in Upper Marlboro, Maryland, with a 50K and a 20K. Event details and registration are listed via UltraSignup.