Trail Running calendar near Glendon 2025-2026

Ultra Trail DE is a challenging 6-hour trail running event held at 2900 Montchanin Road in Wilmington, Delaware. The race features a roughly 5-mile loop with about 700 feet of elevation gain per lap, set on private scenic trails that include creek crossings, singletrack paths, rolling hills, and uni..

The Caldwell Cougar Chase XC 5K & 8K is a cross-country running event held at Garret Mountain Reservation in Woodland Park, New Jersey. Scheduled for September 26, 2025, it features a women's 5K and a men's 8K race on a rolling course that includes trails, hills, gravel, dirt paths, grass sections,..

The Water Gap 50k and 25k is a scenic trail running event held in Milford, Pennsylvania, within the Delaware Water Gap National Recreation Area. The race courses follow the McDade Trail, a 32-mile route featuring a mix of rail-trail style cinder paths and singletrack terrain. Known for its rolling,..

Cedar Run's Trails, Tails & Ales is an annual 5K charity trail run held at Woodford Cedar Run Wildlife Refuge in Medford, New Jersey. The event features a scenic, exclusive trail course starting and ending at the Nature Center Pavilion. Participants receive a limited edition event t-shirt, light bit..

The Bear Trail Half Marathon & 10K is a trail running event held at Lums Pond State Park in Bear, Delaware. The race features two distances: a half marathon (13.1 miles) consisting of two loops, and a 10K (6.55 miles) with one loop. The course utilizes sections of the Little Jersey and Swamp Forest..

The NJ Trail Series One Day is a multi-day ultrarunning event held at the Sussex County Fairgrounds in Augusta, New Jersey. Scheduled from October 2 to 5, 2025, it features a variety of race options including 72, 48, 24, 12, and 6-hour timed races, as well as marathons and 50K distances. The course..

The Red Barn Challenge is an annual ultrarunning event held at Marzella Farm in Lykens, Pennsylvania. The 2025 edition marks its 6th year, featuring timed races of 24, 12, and 6 hours on a one-mile loop course composed mostly of grass and mulch, with about 70 feet of elevation gain per mile. The sce..

Blackout in Emmaus, PA, is a rugged nighttime trail running event hosted by The Running Kind. The main race is a challenging 10K course on South Mountain, featuring over 1000 feet of vertical gain through technical, mountainous terrain. Participants can choose to run the "Lights On" edition starting..

Run-a-Muck is an annual 5K running and walking event held in the scenic Willistown countryside, supporting local land preservation. Participants can choose to run the 5K or "muck" (walk) the cross-country trail featuring diverse terrain, encouraging appropriate attire. The event offers a festive atm..

Trails4Tails is a running event held at Historic Washington Crossing Park in Titusville, New Jersey. The event features a 1 Mile Fun Run (with or without a dog), a 5K run, and a 5K run with a dog, all on wooded trails rather than paved paths, encouraging participants to properly train with their dog..

The Fat Sass Switchback Challenge is a trail running event held in Millburn, New Jersey, at the South Mountain Reservation's Locust Grove Picnic Area. Scheduled for October 5, 2025, it features a challenging 1-mile loop course with 300 feet of elevation gain, including steep climbs and technical, ro..

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

The KMT Fall Foliage Frenzy is a timed trail running event held in Montebello, NY, featuring 3-hour and 6-hour race options. Participants run on a challenging 2.33-mile loop course in Kakiat Park, adjacent to Harriman State Park, with approximately 660 feet of vertical gain per lap. The course offer..

The Lehigh Gap Nature Center 10k is a trail running event held in Slatington, Pennsylvania, featuring a challenging 10k loop course that starts and finishes at the Nature Center. The race showcases a variety of terrain, including a flat, fast start on the D&L Trail, a steep ascent on the Bobolink tr..

The Hainesport Endurance Run is a multi-day ultramarathon event held at Hainesport Township Municipal Park in New Jersey. The race 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..

The Costumed Creature Crawl 5K Trail Run/Walk is held at Van Scott Nature Reserve in Beach Lake, Pennsylvania, supporting Pregnancy and Infant Loss Awareness Month. Scheduled for October 11, 2025, participants can run or walk the 5K trail in person or virtually. The event welcomes all ages, with spe..

The Paine to Pain Trail Half-Marathon is a distinctive trail race held in Westchester County, New York, featuring a single 13.1-mile loop through the woods and trails of five different parks. Starting at the historic Thomas Paine Cottage in New Rochelle and finishing at New Rochelle High School, the..

The Badgerpalooza will take place in Williamstown from Friday 17 October 2025 to Saturday 18 October 2025. You can run between 6 and 24 kilometers.

The Delaware Trail Fest, held at Lums Pond State Park in Bear, Delaware, is a trail running event celebrating the area'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 course..

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 Delaware River, offering beautiful views and an easy tra..