Trail Running Calendar United States 2025-2026

The Back Cove Backyard Ultra is a unique endurance running event held in Portland, Maine, on the scenic Back Cove Trail. Participants run a 4.167-mile loop every hour, testing their physical and mental stamina until only one runner remains. The course features a mostly flat, non-technical 3.5-mile g..

The Twisted Trail 10k is an annual trail running event held in Forest, Virginia, at the New London Tech Trails. The 2025 race, its fifth edition, features a 10-kilometer course running through three loops—Orange, Blue, and Green—on well-maintained trails with minimal trip hazards. Due to constructio..

The Faylor Lake Loop is an annual trail running event held in Beaver Springs, Pennsylvania, hosted by the Snyder County Conservation District. The race offers two distances: a 3.75-mile run/walk and a 7.5-mile run. The course, starting at a new pavilion, features a scenic route crossing the dam, mat..

The Golden Eagle Run/Walk 5k is an annual event held in Brooklyn, Michigan, supporting the Columbia Central Cross Country Team. This professionally timed race features a scenic and challenging cross country-style course through trails and fields on the Columbia Central campus, where the team trains..

The Waterloop Trail Run is an annual running event held at Honor Heights Park in Muskogee, Oklahoma. Celebrating its 16th year in 2025, the race offers multiple distances including 5k, 10k, 15k trail runs, and a fun run, catering to a wide range of ages and abilities. The course is scenic and challe..

The Mystic Mountain Trail Run is an annual 8-mile trail running event held in Mystic, South Dakota. Celebrating its 54th edition in 2025, the race offers a traditional trail running experience through scenic terrain near Mystic. The event features multiple divisions, including age groups from high s..

The Akron Trail Marathon, held in Akron, Ohio, offers marathon, half marathon, and 10K distances. The course begins at Memorial Parkway trailhead downtown, featuring a scenic route through Summit Metro Parks and along the historic Towpath Trail, including views of locks, the Mustill Store, and water..

The Get Lost Trail Race, held annually at Lost Lake near Tonasket, Washington, is a scenic trail running event supporting the Okanogan Highlands Alliance, a local environmental group. The 7th annual race offers three distances: 3 miles, 7 miles, and an 11-mile course, which follows the same route as..

The Trail Blazer 15k & 5k is a scenic running event held in Meadville, Pennsylvania, at Ernst Conservation Seed on Mercer Pike. The race features a flat and fast course primarily on the paved Ernst Trail, which follows an old rail line through the lush French Creek valley, showcasing diverse environ..

The 53rd Winery 5k & 10k is a scenic running event held at 53rd Winery in Louisa, Virginia. The course is a cross-country route looping around the vineyards and winery property, featuring a fairly flat terrain with some elevation changes. The 5k consists of three laps, while the 10k covers six laps...

The Foy's to Blacktail Trail Marathon is a challenging 26-mile point-to-point mountain race held in Kalispell, Montana, showcasing the newest trails in the Foy's to Blacktail Trail system. Featuring an all-single track course with over 5,000 feet of vertical gain, runners climb 2,800 feet in the fir..

Grey Rock Trail Runs, held near Yakima, Washington, offers challenging summer trail races in the Cascade Mountains. The event features two distances: a rugged 25K with over 3,500 feet of elevation gain and a shorter 12K option following the same route. Both races start at Tree Phones Campground in t..

The Loon Mountain Race is a challenging mountain trail event held in Lincoln, New Hampshire, covering approximately 6.03 miles with a 3,066-foot elevation gain. The race ascends the slopes of Loon Mountain, featuring diverse terrain such as trails, grass ski slopes, and cat tracks. Notable for its s..

The Wasatch Scramble Trail Run is a challenging 10K trail race held at Snowbasin Resort in Huntsville, Utah. Participants navigate rugged, winding singletrack trails featuring steep slopes and high altitude, offering some of the most epic views on the Spartan Trail calendar. Snowbasin Resort is know..

The Leopold's Preserve 10k is a trail running event held at Leopold’s Preserve, a 380-acre nature conservancy in Haymarket, Virginia. The course features mostly flat, dirt paths with some roots, offering a scenic and natural running experience. The 10k route is an out-and-back course with a detour o..

The Blue Mountain Trail Run, part of the Spartan Trail series, takes place at Blue Mountain Ski Area in Palmerton, Pennsylvania. This scenic 10K trail run offers participants a unique experience on pristine singletrack trails located outside the usual ski boundaries, featuring challenging terrain wi..

Amer’s Epilepsy Trail Run, known as "Seize the Day," is an annual fundraising event held at Mendon Ponds Park near Canfield and Douglas Roads in New York. The race offers 10K and 5K trail runs, as well as a one-mile fun run/walk, welcoming runners, walkers, hikers, and leashed dogs. The courses star..

The Anytime Runners 12H Training Run is a supported endurance event held at Griffith Park, Los Angeles, specifically at the Crystal Spring Picnic Area. Participants run or walk on a mostly flat 3-mile loop trail for up to 12 hours, from 6 AM to 6 PM, with the flexibility to start anytime between 6 A..

The Sweet Air Trail Race, organized by the Baltimore Road Runners Club, is a challenging trail run held at Gunpowder State Park in Sweet Air, Maryland. The course spans approximately 8 miles, featuring rolling hills, fast sections, water crossings, and occasional mud, providing a varied and adventur..

The Hardin-Meade Endurance Run is a challenging 31-mile race held in Elizabethtown, Kentucky, starting at Riverfront Park in Brandenburg and finishing downtown. Limited to 50 participants, the event takes place in July, often under hot and humid conditions, requiring runners to have prior ultra-dist..