Trail Running calendar near Glassboro 2025-2026

Shake off the winter chill at the Chilly Trail Run 5K in Haverford on December 6. Enjoy scenic trails, a cozy long sleeve race shirt for pre registered runners and light post race refreshments.

Join the Winter Wonder Run 6K through the scenic trails of Institute Woods in Princeton on Saturday December 6, 2025. Enjoy a crisp cross country course with limited field size for a cozy, community race.

Don an ugly sweater and join the Ugly Sweater XC 5K in Neffsville for a festive run and walk supporting the Manheim Township Cross Country Booster Club. Holiday music, hot chocolate, kids fun run and prizes add to the cheer.

Challenge yourself at the Holmdel Classic, a scenic but hilly loop trail race in Holmdel Park with roots, rocks and steep climbs and options from a single 4.65 mile lap to multi loop ultras. Proceeds benefit MissionCleanWater.

Run a festive 3 mile loop along the Manayunk canal on Dec 13 and bring canned goods to support North Light Community Center. Try Brooks shoes, sip hot chocolate and show up in your most festive holiday gear.

Naked Nick at Blue Marsh Lake offers 25K and 50K trail races on mostly single track with lollipop loops and winter mud or snow possible. Aid stations, chef prepared post race food and German style finisher mementos add charm.

Frosty Looper invites you to an 8 hour timed loop at Cooper River Park, with views of the Philadelphia skyline and the lake. Run as many 3.75 mile laps as you can in this friendly winter endurance challenge.

Set sail for Blackbeard's Bounty Endurance Race in Pennsburg PA on December 20, 2025, and tackle timed 4 hour or 8 hour looped runs on scenic gravel trails. Enjoy pirate themed fun, post loop grog, and a race shirt and medal.

Run or hike the Sierra Club Lancaster Polar Bear 5K on January 10 in Lancaster County Central Park, a chip timed winter trail with hills and possible mud or snow. Dogs on leash are welcome and finishers and top placers earn awards.

Take on rugged trails at Killens Pond State Park in Felton Delaware during the Angela Ivory Memorial Trail Runs on January 24 and 25 2026. Distances include a 50k, 100 Miler and 24 Hour event; 50k is currently full.

Naked Bavarian is an ultra trail at Blue Marsh Lake in Leesport, PA with 20 and 40 mile options on mostly single track and gravel. Enjoy rugged climbs, supportive aid stations and a German style finisher memento.

Tackle the HAT Run 50K, a scenic and challenging trail race in Havre de Grace on March 21, 2026. Expect varied terrain, nearly 4,400 feet of climbing and a few stream crossings that keep the adventure real.

Tackle scenic, challenging single track trails in Wissahickon Valley Park with half and full marathon options. Expect rolling hills, technical sections, a finisher medal and a community focused race that supports local youth programs.

Join the Great Marsh Mud Mosey in Elverson on April 11 for a muddy 5K or 1 mile walk through marsh, woods and farmland with a grassy finish. Small field and festival vibe with proceeds benefiting the Great Marsh Institute and ChesCo Search..

The Institute Woods 6K will take place in Princeton on Saturday 11 April 2026. You can run 6 kilometers.

Hit the rolling, rugged singletrack at Rockland Rad Run Sunday April 12 2026 at Forever Farm in Mertztown PA, a trail running festival for all abilities. Choose a marathon, half, 10k or 5k then relax with postrace food and a free drink.

Run a scenic 5K across farm trails at Screamin' Hill Brewery, then celebrate with craft beer, live music and food trucks. Walkers and all ages are welcome in this fun community race with free photos and a custom tech shirt.

Take on a 50 km out and back along the scenic Schuylkill River Trail from Mont Clare through Valley Forge to Conshohocken. Run solo or with a 3 to 6 person relay team, enjoy aid stations, chip timing and finishers medals.

Join the Patriot Power 5K on April 29, 2026 in Reading, PA to support veterans with proceeds to Team RWB. Enjoy vendor tables, bib and shirt pickup, a finisher medal and a post race dinner and beer, or join virtually with a mailed kit.

Join the 5th annual Green Traill 5K on Sunday, May 3, 2026 at Easton Cemetery for a spirited 5K, a community walk, and a Kids Fun Run for ages 10 and under. Organized entirely by volunteers, the event benefits Friends of Historic Easton Cem..