Trail Running calendar near Bridgewater 2025-2026

We have found 95 Trailruns within 80 miles of Bridgewater. See below where and when you can find the races.

PPTC Endurance Fest in Brooklyn’s Prospect Park offers 50-mile and 50-kilometer ultramarathon options on a looped course of 9 or 15 laps of 3.33 miles. The race begins and ends near the Lincoln Road Entrance and honors NYC’s road-ultra heritage, including Knickerbocker 60k and Metropolitan 50 Mile...

MCW The Holmdel Classic is an end-of-year trail challenge held at Holmdel Park in Monmouth County, New Jersey. The course features a 4.65-mile loop (about 50K for 7 laps, halfish for 3 laps), 95% trail and double track, with 584 feet of elevation per lap and Holmdel’s signature “The Bowl.” Runners e..

SRC Presents: A Backyard Ultra takes place at Blydenburgh County Park in Hauppauge, NY on December 13–14, 2025. The event features two races: A Backyard Ultra, a true ultramarathon where runners must complete a 4.167-mile loop within an hour, repeatedly until only one runner remains; and The 1 Lappe..

Frosty Looper is an eight-hour ultramarathon at Cooper River Park in Pennsauken, NJ. Runners traverse a fast, flat 3.75-mile loop on a paved trail around the river, with views of the Philadelphia skyline. The course is mostly flat with a couple of gentle inclines and two real hills, making it one of..

Naked Nick takes place in Leesport, Pennsylvania, with race options of 25K and 50K along the trails at Blue Marsh Lake. The course runs on the lake's south side in a lollipop layout: 5.5 miles out, 4.5 mile loop, then 5.5 miles back, blending about 80% single-track trails with 20% gravel roads. Elev..

January 2026

Frosty Fat Sass is a family-friendly trail party in West Orange, New Jersey, held at the Turtleback Rock Picnic Area in the South Mountain Reservation. It offers a 5K loop and timed options of 3 hours or 6 hours, plus a new Rucking division with lightweight (15 lb) and heavyweight (30 lb) packs. The..

February 2026

The Mahlon Winter Donut Trail Run & Hike is a scenic trail running event held at Saffin's Pond in the Mahlon Dickerson Reservation, Lake Hopatcong, New Jersey. Scheduled for February 8, 2026, it offers three race distances: a 5-mile loop, a 10-mile course consisting of two loops, and a 13.1-mile hal..

Squatchy Onesiefest 5K is a Sassquad Trail Running trail party at Ramapo Valley County Reservation in Mahwah, NJ. The 5K is run as a 1.6-mile lollipop loop repeated twice, starting and finishing at the NYNJTC Headquarters; park in the reservation lot. The route is very mellow: a flat gravel/dirt tra..

The Febapple Frozen event is a trail running race held in South Mountain Reservation, Maplewood, New Jersey. Scheduled for February 21, 2026, it offers multiple distance options including a 50-mile, 50-kilometer, 20-mile, and 10-mile race. All distances are based on a roughly 10-mile loop course sta..

March 2026

Squatchapple is a West Orange, NJ trail race held in the South Mountain Reservation, starting and finishing at the Tulip Springs Trailhead on Cherry Lane. The Sassquad Trail Running event offers 11M, 20M, 50K, and 50M options built from three loops: 4M Turtleback, 5.5M Locust Grove, and 7M Mayapple...

Naked Bavarian is a budget-friendly ultra-trail race held at Blue Marsh Lake in Leesport, Pennsylvania. It offers two distances: 20 miles and 40 miles, with a no/low swag ethos that skips expensive shirts, medals, and entertainment in favor of a solid course, dependable aid, and medical support. The..

Livingston Oval Ultra takes place in Livingston, New Jersey, at the public Livingston Oval on Robert Harp Drive. On March 7, 2026, the 3rd annual event offers 12-hour, 6-hour, 3-hour and 1-hour options, with runners looping the Oval. The fast, flat course is USATF-certified (as of Aug 1, 2023) and i..

The Mt. Tammany 10 is a challenging ultramarathon held in Delaware Water Gap, NJ, featuring an almost 40-mile course with over 10,000 feet of elevation gain. Runners complete 10 grueling loops, each involving a climb to the summit of Mt.Tammany via the Red-Dot trail, a descent on the Blue-Blaze trai..

The Terror of Tammany is a challenging trail running event held at Worthington State Forest in Columbia, NJ. Featuring two distances, a 30K and a 50K+, the race consists of multiple loops of a 6.7-mile course with approximately 1,750 feet of vertical ascent per loop. The 30K covers three loops, cate..

The Morris County Empanada Trail Run, held in Morris Plains, NJ, offers both 5K and 10K run/walk events on scenic trails within Central Park of Morris County. The course features mixed terrain including dirt, grass, gravel, and some hills, providing a varied and enjoyable trail running experience. P..

April 2026

Big Bear Squatch North is a challenging trail running event held at Harriman State Park in Bear Mountain, New York. Featuring a half marathon and 10K races, including a new rucking division with lightweight (15 lbs) and heavyweight (30 lbs) pack categories, the event showcases rugged, technical moun..

The Long Run is an ultra-style race organized by The Running Kind at Jacobsburg State Park. The course features a give-or-take five-mile loop that blends scenic single-track with flat, fast gravel sections and about 450 feet of elevation gain per loop. Runners may complete a single loop or accumulat..

The Rockland Rad Run is a trail running event held at Forever Farm in Mertztown, Pennsylvania, featuring a half marathon, 10k, and 5k distances. Set amidst the scenic Pennsylvania woods, the course offers a challenging experience through rolling, rugged terrain, ideal for trail running enthusiasts...

The Spring SOMO Timed Trail Races take place at South Mountain Reservation in South Orange, New Jersey. This event features a looped trail course of 1.88 miles (just over 3K) that includes single track, pavement, and fire road sections. Runners can choose from multiple race options: 1 loop (3K), 2 l..

Philadelphia Trail Marathon, held in Wissahickon Valley Park in Philadelphia, offers a marathon and half-marathon on trail terrain. The 13.1-mile course is largely single-track with rolling hills, rocks, and roots; the 26.2-mile route covers similar terrain with added elevation. The atmosphere refle..