Trail Running calendar near Hopewell Lake 2026-2027

A community 5K at Duke Island Park on October 10, 2026, run on a flat, paved trail alongside the Raritan River. Proceeds support Family & Community Services of Somerset County, which provides mental health and addiction services.

Two measured trail races at Evansburg State Park on October 11, 2026, with **14K** and **6.5K** options, water stops, age-group awards, and a mostly flat, runnable course.

Test your endurance at Autumn Lake Winery with a unique hourly 5 km challenge. Choose from 6, 12, or 24 hour individual and relay events across trails and vineyards in Williamstown.

A trail running festival at Lums Pond State Park on October 17, 2026, offering 12K and 24K laps plus 12-hour solo and relay formats, chip timing, aid stations, event clothing, and post-race food.

A community cross-country 5K in Haddonfield on October 17, 2026 with pre-race packet pickup, onsite registration options, entrant T-shirts, awards by overall and age groups, and accommodations for visually impaired participants.

A non competitive winter running series of six loops totaling 66 miles along the Delaware River in NJ and PA from October 2026 to February 2027. Limited to 100 registrants, includes aid stations and a handmade finisher award.

A fall fundraiser featuring a 3.1 mile Twilight Zombie Trail 5k in Coal Township, Pennsylvania, plus a free Monster Dash for kids. Pre-registration includes a T-shirt and race awards by age group.

A community 5K and 1 mile fun run and walk at Tamaqua Area High School on October 17, 2026, raising funds for a memorial scholarship.

Trail and 5K races at Hillside Park on October 18, 2026, benefit a free mammography program. A kids fun run for ages 5 to 12 is included, with chili and vegetarian food and timing by Compuscore.

The 4th annual Chesterfield FALL Terrain 5K at Fenton Lane Park on October 18, 2026 features a 5K run/walk and a 1 mile Fun Dash, supports local charities, offers custom race shirts and age group awards.

A donation-funded *5.25 mile* trail race at Gunpowder State Park on October 18, 2026, featuring a steep early climb, downhill sections, and single-track trail. No registration fee and race day registration is available.

A trail event in Patapsco Valley State Park offering in-person and virtual 50k and 25k options, finishers awards including a hand-thrown mug, five aid stations, and a virtual completion window from Oct 24 to Nov 24, 2026.

Trail races at Parvin State Park offer a half marathon and a 6 hour lap event on a mostly trail lollipop loop. The event is cupless and uses an aid station at the start and finish.

Trail ultramarathon in Titusville, NJ with 50K and 25K courses that start and finish at Washington Crossing Park. The 50K features technical Rock Hopper trails and multiple aid stations.

Trail race in Pottstown, PA offering 15k and 30k on technical park trails with rocks, roots and varied single and double track. Aid stations provide fruit, packaged snacks and hot options; custom and self supported fueling is allowed.

A 25K trail race at Ridley Creek State Park in Glen Mills, PA on October 25, 2026. The single loop technical course gains about 1800 feet, includes three aid stations and has a five hour time limit.

An age-group graded 5.5-mile trail race at Frances Slocum State Park on October 25, 2026, run mainly on grass and earth. Pre-registration is required; the entry fee is $10 and online registration closes October 23.

The inaugural Barnyard Squatch 5K is a hilly trail race across The Barnyard Sanctuary's nearly 200-acre property in Blairstown, NJ, with over 500 feet of climbing and a route past rescued farm animals. All donations go to the sanctuary.

The 5th Annual Mackyard Ultra is an ultramarathon hosted by the Baltimore Road Runners Club at Shawan Downs in Cockeysville on October 31, 2026. Entry is $20 and the field is limited to 100 runners with pre registration on RunSignUp planned..

A Halloween-themed 5K and 1 Mile at Arasapha Farms in Glen Mills that benefits the Edgmont Township Fire Company No.1, with timed 5K results, commemorative shirts, safety costume rules, and a monster costume contest.