Trail Running calendar near Spring City 2025-2026

The Mountain Lakes Trail Run & Walk in Princeton, NJ, is a scenic event held at the Billy Johnson Mountain Lakes Nature Preserve, benefiting the Friends of Princeton Open Space. It features a 5K+ trail run and a 3K walk, both traversing a mix of paved park trails, unimproved service paths, and singl..

The Run the Vineyards - White Horse 10K/5K is an annual running event taking place at White Horse Winery in Hammonton, NJ. Scheduled for September 14, 2025, the event features a scenic 10K and 5K race, along with a 1-mile walk. Participants can enjoy a flat course through vineyards and country roads..

The Cancer Warriors 5k is an annual running event dedicated to raising funds and awareness for cancer research. Scheduled for September 20, 2025, this event has successfully raised over $38,000 to support those affected by cancer. Participants can register as runners or "ghost runners," allowing ind..

The Tröegs Rugged Trail 5k Run for Conservation will take place in Millersburg on Saturday 20 September 2025.

Ultra Trail DE is a 6-hour trail running event held at 2900 Montchanin Road in Wilmington, Delaware. The race features a challenging roughly 6-mile loop with about 700 feet of elevation gain per lap, set on private scenic trails that include creek crossings, singletrack, rolling hills, and unique la..

The Bear Trail Half Marathon & 10K takes place at Lums Pond State Park in Bear, Delaware, featuring a scenic course that incorporates the Little Jersey and Swamp Forest trails. The event is designed for runners of all levels, offering a mix of single track and wide trails with relatively flat elevat..

The Conestoga Trail Run - 10 Tough Miles is a challenging trail race held in Holtwood, Pennsylvania, known for its rugged terrain and scenic views. Celebrating over 30 years, this event features a hilly course with rocky paths and stream crossings, making it suitable for experienced trail runners ag..

The Red Barn Challenge is an annual running event held at Marzella Farm in Lykens, PA, featuring 24-hour, 12-hour, and 6-hour races. This unique event takes place on a scenic one-mile loop, primarily on grass and mulch, with a total elevation gain of about 70 feet per mile. Participants can enjoy a..

Run-a-Muck is an annual 5K running and walking event held in the scenic Willistown countryside, featuring a cross-country trail with diverse terrain. Participants can choose to run or "muck" (walk) the course, making it accessible for various fitness levels. The event offers a festive atmosphere wit..

Blackout is a nighttime 10K trail race held in Emmaus, PA, organized by The Running Kind. The event takes place on rugged, mountainous terrain in South Mountain, featuring over 1,000 feet of elevation gain. Runners can participate in a "Lights On" edition, starting at 5:00 PM before darkness falls,..

The Blues Cruise is a 50K trail ultramarathon held near Reading, Pennsylvania, celebrating its 20th anniversary in 2025. The 31-mile loop course circles Blue Marsh Lake, featuring varied terrain including fields, rolling hills, single track, and less than half a mile of public road. A notable challe..

The Lehigh Gap Nature Center 10k is an annual trail running event held in Slatington, Pennsylvania. The race features a challenging loop course that showcases the natural beauty of the Nature Center, including trails along the Lehigh River, fern-lined paths, and technical single tracks. Participants..

The Hainesport Endurance Run is a multi-day ultramarathon event held at Hainesport Township Municipal Park in New Jersey. It features a flat, paved loop course of just under one mile, certified by USA Track & Field, with an alternate 1.2-mile loop available if needed. Participants can compete in var..

BadgerPalooza is an ultra marathon event hosted by the Williamstown Badger at Autumn Lake Winery in Williamstown, New Jersey. Participants can choose from various race formats, including a 24-hour run, 12-hour run, and 6-hour run, with options for relay teams. The main event consists of running a 5K..

The Delaware Trail Fest, held at Lums Pond State Park in Bear, Delaware, is a trail running event celebrating the state's scenic outdoor trails. It offers multiple race options including 12 KM and 24 KM trail runs, as well as a 12-hour Lone Wolf solo challenge and a 12-hour 4-person relay. The cours..

The MuleSkinner Endurance Races take place in Upper Black Eddy, Pennsylvania, featuring distances of 50 miles, 50K, marathon, and half marathon. The course primarily follows the scenic, non-technical towpaths along the Pennsylvania side of the river, offering beautiful views and an easy trail experi..

WXT Ultra is an exciting running event taking place in Washington Crossing Park, NJ, featuring two challenging courses: a 50K and a 25K. The race begins and ends near the Camp Grounds and soccer fields, with the 25K primarily on single-track trails. The 50K course includes scenic routes through Bald..

The Long Run - Fall Back is a unique running event taking place at Jacobsburg State Park, featuring a 5-mile loop that combines single track and gravel trails. Participants can choose to compete in a 5-mile race, a 3-hour, or a 6-hour event, with the course run in reverse for this rendition. The eve..

NYC Trail Mix is an annual ultra trail running event held in Staten Island, New York, featuring distances of 50 miles, 50K, and a half marathon. The course showcases over 35 miles of trails through the greenest parts of New York City, including Blood Root Valley, High Rock Park, La Tourette Park, an..

The Hex Hollow Half is a running event taking place in Glen Rock, PA, featuring a half marathon (13.13 miles) and a shorter 6.66-mile option. The course, set in Spring Valley Park, offers a scenic experience through meadows, forests, and challenging terrain, including stream crossings and elevation..