Trail Running calendar near Mendham Township 2025-2026

We have found 113 Trailruns within 80 miles of Mendham Township. See below where and when you can find the races.

The Pocantico Hills Marathon, taking place in Rockefeller State Park, offers both a marathon and a half marathon on scenic, rolling courses with views of the Hudson River and Palisades. Participants will enjoy a picturesque route featuring fields, stone walls, lakes, and forests. The event supports..

The Raven Rocks 10k is an annual trail race held at the Ward Pound Ridge Reservation in Cross River, NY. Set against a scenic backdrop, the race features a challenging course that includes rocky climbs, ridgeline trails, and hilly meadows. The event not only promotes fitness and outdoor activity but..

NYC Trail Mix is an exciting ultra trail running event taking place in Staten Island, New York, on November 15, 2025. This annual race features three distances: a 50-mile, a 50K, and a half marathon, all set against the backdrop of over 35 miles of scenic trails. Participants will explore unique loc..

The Tarrywile Half Marathon, scheduled for November 16, 2025, is a challenging trail race set in Danbury, Connecticut. Known for its tough terrain, the course features significant elevation changes and technical single-track paths, offering stunning views of the surrounding area. Participants can ch..

The Squatchy Leftovers Trail Race, taking place on November 29, 2025, at South Mountain Reservation in West Orange, NJ, offers a variety of distances including 5K, 10K, 25K, and 50K. This family-friendly event supports the non-profit organization Bigger Than The Trail, which provides cost-free thera..

Rob's Trail Run Edition is a running event taking place at Stillwell Woods Preserve in Woodbury, NY. Scheduled for November 30, 2025, the event features two main races: a 5K Adult Trail Run and a 5K High School or Youth Trail Run, catering to participants of different age groups. This event not only..

December 2025

The PPTC Endurance Fest is an exciting running event taking place in Prospect Park, Brooklyn, featuring both a 50-mile and a 50-kilometer race. Participants will navigate a looped course, completing either 9 or 15 laps of 3.33 miles each. This event honors NYC's tradition of road ultras and offers a..

The Holmdel Classic is an end-of-the-year 50K trail race held in Holmdel Park, New Jersey, designed to challenge participants' mental and physical endurance. The course features seven loops totaling approximately 32.55 miles, with a mix of terrain and significant elevation gain. This event not only..

The Frosty Looper 8-Hour is an exciting running event taking place at Cooper River Park, featuring a fast and flat 3.75-mile loop with scenic views of the Philadelphia skyline. This race is ideal for runners looking to set personal records or tackle their first ultra. Participants have eight hours t..

Naked Nick is a trail running event taking place in Leesport, PA, featuring two race distances: 25K and 50K. The course runs along the scenic trails of Blue Marsh Lake, offering a mix of single track and gravel roads. Participants can expect a friendly atmosphere with awards for the top finishers an..

February 2026

The Mahlon Winter Donut Trail Run & Hike features a scenic adventure through the beautiful trails of Lake Hopatcong, NJ. Scheduled for February 8, 2026, participants can choose from three distances: a 5-mile, 10-mile, or half marathon (13.1 miles). The courses offer a mix of terrain, including strea..

March 2026

The Livingston Oval Ultra is an exciting running event taking place in Livingston, NJ, featuring various race durations: 1 hour, 3 hours, 6 hours, and a new 12-hour option for 2026. Participants will race around a USATF certified flat and fast oval course, aiming to cover as much distance as possibl..

Squatchapple is a trail race event taking place at the South Mountain Reservation in West Orange, NJ, featuring multiple distance options: 11 miles, 20 miles, 50K, and 50 miles. This inclusive event welcomes runners and hikers of all ages and abilities, promoting community engagement and outdoor act..