Trail Running Calendar New Jersey 2025-2026

The Squatchy Surprise is a unique trail running event held at South Mountain Reservation in Millburn, New Jersey, on July 26, 2025. Featuring 12-hour, 6-hour, and 3-hour options, the race challenges participants' endurance and strategy with a twist: runners draw colored golf balls before each loop t..

The MCW Westfield Ultra is an annual endurance running event held at Tamaques Park in Westfield, New Jersey. Participants can choose from 3, 6, 9, 12, or 24-hour race durations, aiming to complete as many laps as possible on a 0.8-mile loop featuring both pavement and gravel surfaces. The race offer..

Loopy Looper is an ultra running event held at Cooper River Park in Pennsauken, New Jersey, featuring a fast, flat 3.75-mile paved loop with scenic views of the Philadelphia skyline and river. The race offers multiple distances including 12-hour, 24-hour, and a 101.25-mile ultra, as well as a 4-pers..

The Interstate 17 Trail Run in Closter, NJ, is a challenging 17-mile race featuring over 5,000 feet of elevation change. Set along rugged, technical trails with stunning views of the Hudson River from New Jersey to New York, the course includes a mile out-and-back on a closed road followed by four l..

The Thunder Chicken Squatch is a trail running event held at Stokes State Forest in Branchville, New Jersey. Scheduled for August 10, 2025, it offers multiple race distances including a challenging 17-mile run, a 10K, and a 5K, with additional 10K rucking divisions featuring lightweight (15 lbs) and..

The Barn-B-Q Trail Festival, held in Berkeley Heights, New Jersey, is a unique outdoor event combining trail running or hiking with a lively barn party. Set in the historic Deserted Village of Feltville within Watchung Reservation, participants can enjoy self-guided trail tours ranging from 2 to 6 m..

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. It features a 5K+ trail run and a 3K walk, both starting from Community Park North Amphitheater. The trail run covers abou..

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

The Wild Goose Trail Festival takes place at Wawayanda State Park in Hewitt, New Jersey, offering a range of trail running events from a 1-mile kids run to a challenging 100-mile ultramarathon. The festival spans three days in September 2025 and features diverse courses including doublewide trails,..

The NJ Trail Series One Day is a multi-day ultrarunning event held at the Sussex County Fairgrounds in Augusta, New Jersey. Taking place from October 2 to 5, 2025, it offers 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 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 offers three race options: a 5K, a 3-hour, and a 6-hour challenge. Participants run a 1-mile loop featuring a steep..

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..

BadgerPalooza is an ultramarathon event held at Autumn Lake Winery in Williamstown, New Jersey. The main feature is a 24-hour race consisting of 24 consecutive 5K runs, starting at the top of each hour, totaling 74.4 miles. Participants can also choose 12-hour or 6-hour races, with individual or rel..

The WXT Ultra is a trail running event held in Titusville, New Jersey, starting and finishing at Washington Crossing Park. It offers two distances: a 25K and a 50K. The 25K course features mostly single-track trails, including an 8.5-mile section within the park and short road segments.The 50K follo..

The South Vineland Thanksgiving Run is a cross country style race held annually at Anthony Campanella Park in Vineland, New Jersey. This approximately 3-mile event follows the well-known cross country course used by Vineland High School and the Vineland Grand Prix summer series. Open to runners and..

The Squatchy Leftovers Trail Race takes place at South Mountain Reservation in West Orange, New Jersey. Scheduled for November 29, 2025, it offers multiple distances including a 50K (10 loops), 25K (5 loops), 10K (2 loops), 5K (1 loop), and a 1-mile kids run. The course features a 5K loop with a mix..

The Santa's Summit 10k is a scenic and challenging trail run held at Bull Run Marina in Clifton, Virginia. The course follows the Bull Run Occoquan Trail, featuring hilly terrain with a mix of out-and-back and one-way sections. Participants can choose between 5k and 10k distances, both chip-timed, a..

The Holmdel Classic is a challenging end-of-year trail race held in Holmdel Park, Monmouth County, New Jersey. Featuring a 4.65-mile loop with 584 feet of elevation gain, the course covers diverse terrain including grass, dirt, rocks, roots, gravel, pavement, and varied inclines. Participants can ch..

The Frosty Looper 8-Hour is an ultrarunning event held at Cooper River Park in Pennsauken, NJ. Participants run as many laps as possible on a fast, flat 3.75-mile paved loop around the river, featuring scenic views of the Philadelphia skyline and water. The course includes mostly flat terrain with s..