Trail Running calendar near Thornton 2026-2027

We have found 114 Trailruns within 80 miles of Thornton. See below where and when you can find the races.

GPS Big Gunpowder Trail is a 5.25 mile trail race at Gunpowder State Park in Kingsville on October 18, 2026. The course includes a steep start, downhill and single track sections, and entry is donation based with race day registration avail..

A trail event at Patapsco Valley State Park with in person and virtual 50k and 25k options, event swag, aid stations, and a finishers mug or medal.

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.

A trail ultramarathon at Washington Crossing Park on October 24, 2026, offering 25K+ and 50K courses across historic, technical singletrack with multiple aid stations and finisher swag.

A single-loop 25K trail race in Ridley Creek State Park on October 25, 2026, with about 1,800 feet of climbing, three aid stations, a five-hour time limit, and prizes for top finishers.

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.

November 2026

An endurance running event in Woodbine NJ offering 6-, 12- and 24-hour individual races plus 12- and 24-hour relays. The course uses 5.5-mile dirt laps with few roots and the venue provides camping, cabins, showers and a sauna.

Experience an off-road race weekend at Yeager’s Farm & Market featuring 4 and 10 mile trail runs. Enjoy a local atmosphere with post-race beer and bagels and earn a unique long sleeve tech shirt.

A community 5K trail run and 1.4 mile walk in Newtown Square that raises funds for an entrepreneurship endowment at UC Berkeley, with age-group awards, participant apparel, food, music, and family activities.

A trail 8K and 5K at Unionville Vineyards on November 8, 2026 with chip timing, live results, onsite music, post race wine, and awards. Walkers and children are welcome and the event includes water stations and post race amenities.

A timed trail event at Jacobsburg State Park on a roughly 5 mile loop of single track and gravel. The Fall Back edition runs the course in reverse and offers 5 mile, three-hour, and six-hour formats.

A trail and gravel running event in Wissahickon Valley Park offering 10 km, 10 mile and half marathon options with chip timing, aid stations, limited field size, and a post-race party with live music and warm food.

The 46th HASHATHON 6-Mile Treacherous Trail Run takes place at Cheesequake State Park on November 8, 2026, featuring a single 6-mile trail race, same-day bib and shirt pickup, post-race beer and pizza, and awards with charity proceeds.

A one day trail festival at Independence Park on November 15, 2026, offering multiple distance races, 3 hour and 6 hour lap events, and a 2 mile walk. Live music, food trucks, and local vendors support East Vincent Parks.

A 5K cross country at Herring Run Park on November 15, 2026, featuring mixed surfaces and an XC style start. Entry is free and donations support a college scholarship or Friends of Herring Run Parks.

A 25K trail race in Queen Anne Maryland on November 21 2026 featuring mostly single track, runnable hills, three stocked aid stations, awards for top finishers, and no rain date.

A trail 5K at Autumn Lake Winery in Williamstown, NJ on Thanksgiving morning with dirt, grass, and sand underfoot. Awards for the top three male and female finishers, free entry for kids 14 and under, and a portion of proceeds support Lucky..

A cross country style 3 miles race at Anthony Campanella Park in Vineland, NJ, welcoming runners and walkers of varying ages. Awards for top overall finishers and multiple age groups; online registration with several payment options.

A historic Schuylkill Navy road and cross country race covering 5 and 5/8 miles of hilly and grassy terrain along Kelly Drive and Belmont Plateau. Club eligibility, multiple age divisions, team scoring, posted results and an on site awards..

FSX Black Friday 100 is a one-day ride and run on the Fifth Street Cross course in Emmaus, offering distances from 10k to 100 miles plus relay and mixed run and ride options. Entry is $25 plus a 6-pack or a $20 prize pot contribution.

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