Trail Running Calendar United States 2025-2026

The Trail Grinder is an annual benefit trail running event held in Atlanta, Texas, at the Atlanta MTB Trail. Scheduled for September 13, 2025, it offers three race distances: 5k, 10k, and 30k. The course features a scenic East Texas trail through piney woods, with 6.2 miles of single track and 630 f..

Four in the Forest is a four-mile trail race held in Oxford, Maine (04270). The course traverses forested areas and open fields in western Maine, offering a scenic, nature-forward experience for trail runners. Runners tackle a predominantly off-road route along Bennett Lane, with a setting that emph..

The Rock 'N The Knob Trail Challenge, held in Claysburg, Pennsylvania, is the state's highest trail race, taking place atop Blue Knob Mountain at over 3,100 feet elevation. The event offers three challenging courses: a 10K "Short Course" with steep climbs and technical terrain, a 20K-25K "Medium Dis..

The Wahaneeta Trail Run is a 5K trail race held in Westerly, Rhode Island, located on Moorhouse Road. Scheduled for September 13, 2025, it is the first event in the WTAC Fall Trail Race Series, which includes four races with a discount for registering in multiple events. This race embraces an "old s..

Mellow Trail Race is held at Pace Bend Park on Lake Travis near Spicewood, Texas. The event offers several distances: 26.2 miles, 13.1 miles, 10K, 5K, and a Youth 1-Mile Trail Run. The course centers on a 13.1‑mile main loop (with a 5K shortcut), so the 26.2 is two laps and the 10K is two 5K loops.R..

The Race to the Center Half Marathon is an annual event held in north-central Kansas, starting in Smith Center and finishing at the Geographic Center of the Contiguous United States near Lebanon, KS. The race features a half marathon running and biking option, both certified by USA Track and Field,..

The Cane Creek Mountain Trail Run, held in Snow Camp, NC, offers a challenging and scenic trail running experience with 10K and half marathon distances. Set in the 1,000-acre Cane Creek Mountain Natural Area, the courses feature stellar single-track trails, steep climbs including a 300-foot ascent t..

The Lucy Mac 5K9 is a trail running event held at Ascutney Outdoors in Brownsville, Vermont. Scheduled for September 13, 2025, it features a timed 5K race and a 1-mile race option, welcoming runners, walkers, and dogs. The course offers a scenic Vermont adventure with handcrafted trails at the weste..

The ESM Open XC Race 2025 is a 5K cross-country running event held at Pine Grove Middle School in East Syracuse, New York. The race takes place on the school's varsity cross-country course, offering a competitive and scenic route for runners of all levels. Open to all participants, the event encoura..

VALOR 22 is a commemorative running and rucking event held annually at the Arizona State Veterans Home in Flagstaff, AZ. Scheduled for September 13, 2025, it features a 1K fun run/walk, a 5K competitive run on the Northern Arizona University campus, and a challenging 22K trail ruck march carrying 22..

PCS Harvest Hustle 5K & Kids Run is a fundraising event at Pomfret Rec Park in Pomfret Center, CT, benefiting the Pomfret Community School PTO. It offers a Kids Fun Run and a trail 5K. The 5K winds through the Pomfret Forest on a technical, single-track wooded trail—rocky with roots and ups and down..

Run for the Hills! is an annual running and walking event held at Hidden Lake Gardens in Tipton, Michigan. Celebrating its 15th year in 2025, the event features a scenic and challenging 5K run, a 5K walk, and a 1-mile walk through the beautiful, hilly terrain of Hidden Lake Gardens, known as the mos..

The All Hollowed Out 5K is a race held in Carlisle, Pennsylvania, at 500 Kings Gap Road. Sponsored by the Friends of Kings Gap, the event supports the refurbishment of the carriage house at the historic Cameron Masland Mansion and other projects in the area. The course features a mix of terrain, wit..

Vineyard Vista 5k & 10k takes place at Muse Vineyards in Woodstock, Virginia. The course blends vineyard cross‑country with a paved road segment and trail loop around Seven Bends State Park; the 5k is a single loop and the 10k uses two loops. The event offers a winery atmosphere, with participants e..

Talkeetna Trail Race is a community-oriented running event in Talkeetna, Alaska. The race offers two distances: a challenging 25-kilometer trail run and a shorter 5-kilometer fun run. The emphasis is on enjoying the scenic backcountry on a true trail course, with a welcoming, family-friendly atmosph..

Iron Will 100 in Junction City, Kansas offers four ultrarunning events: 100 Miler, 50 Mile, 50K, and a 36‑Hour format. The 100‑mile course is 10 out‑and‑backs on a flat river trail with about 75% shade. The 50‑mile route uses five out‑and‑backs; the 50K is a short out‑back followed by longer out‑bac..

Brookfield Classic takes place in Brookfield, New York, deep in the woods of the Charles E. Baker State Forest. The event features three trail distances: 5K, 15K, and a 50K Ultra Marathon.The 5K offers a beginner-friendly option to ease into trail running. The 15K traverses a loop over a mix of truc..

Shawangunk Ridge Trail Run (SRT) unfolds along the Shawangunk Ridge in the Hudson Valley, offering three divisions: 70-mile, 30-mile, and 1/2 marathon, spanning from High Point Monument in NJ to Rosendale, NY. The route winds through hills, wetlands, pine barrens, sky lakes, waterfalls, and conglome..

Plain Endurance Runs take place in Plain, a town in Eastern Washington. The event offers two options: the Plain 100 and the Plain 100K (one loop). The atmosphere is starkly self-reliant: no pacers, no course markings, and no routine aid stations; volunteers staff checkpoints, but runners are left to..

Athletic Equation will host its 18th Annual 12-Hour Adventure Trail Run at Prince William Forest Park, a 17,000+ acre, 40-mile trail reserve near Triangle, VA. The event covers 30 kilometers on a 6.5-mile looped figure-eight trail course, run for up to 12 hours with a two-person relay. The 100% trai..