Trail Running calendar near Medford Lakes 2025-2026

The Summer Sundown Rundown at Kempton will take place in Kempton on Saturday 9 August 2025. You can run between 35 and 35 miles.

The JMC Running Co: Solo-Ultra Challenge will take place in Phoenixville on Saturday 9 August 2025.

The Route of Healthy Living 5k & BBQ Bash is a community-focused event held at Pleasant Valley Park in Basking Ridge, NJ. Celebrating its 5-year anniversary, the event features a 5K run/walk and a 1-mile health walk, welcoming participants of all fitness levels. The cross-country course includes a m..

The Run Brave 5k Run & 1 Mile Walk is held in Atglen, Pennsylvania, across from Octorara High School. This event features a 5k run and a 1-mile walk on Octorara's all-grass cross-country course, providing a unique natural terrain experience. Additionally, there are free kids' races for grades K-6 fo..

The USATF-NJ Open & Masters 5k Cross Country Championships is a competitive running event held at Natirar Park in Peapack Gladstone, New Jersey. Scheduled for August 24, 2025, this 5-kilometer cross country race features divisions for both open and masters athletes. It is part of the Paul Miller Aut..

The 8th Annual Run for Thorncroft is a community-focused event held at the Thorncroft Equestrian Center on its scenic 70-acre property in Malvern, PA. Featuring a 5K Trail Run, a 5K Walk, and a One-Mile Move-As-You-Please event, it welcomes participants of all abilities, including leashed dogs. The..

The Barn-B-Q Trail Festival will take place in Berkeley Heights on Saturday 30 August 2025. You can run between 3 and 6 miles.

The Run the Vineyards - William Heritage Labor Day 5K is held at William Heritage Winery in Mullica Hill, NJ. This event features a scenic 5K trail run primarily on manicured vineyard trails with rolling hills, welcoming all ages and walkers. Additional options include a 1 Mile Kids Race for ages 14..

The FallApple is a trail running event held in South Orange, New Jersey, at South Mountain Reservation. Scheduled for early September, the race offers a variety of distances including 5K, 10K, half marathon, marathon, 50K, and 50-mile options. The course features a mix of fire roads, single-track tr..

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. The event features a 5K+ trail run and a 3K walk, with the run course consisting of about 10% paved trails, 30% unimproved..

The Run the Vineyards - White Horse 10K/5K is an annual running event held at White Horse Winery in Hammonton, New Jersey. Featuring both 10K and 5K races along with a 1-mile walk, the event offers a flat, scenic course through vineyards and country roads. Participants enjoy chip timing with instant..

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,..

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..

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..