Trail Running Calendar United States 2025-2026

Leatherman's Loop is a popular 10K trail race held annually in the spring at Ward Pound Ridge Reservation in Cross River, New York. The event attracts runners aged 7 to 107 and features a scenic course through natural trails. Due to high demand, entry is determined by a lottery system.The registrati..

Oxbow Trail Runs is a family-friendly trail race at Oxbow Regional Park, outside Gresham on the Sandy River, about 30 minutes from downtown Portland. Runners choose from 5k, 10k, and Half Marathon distances. The course winds through the Ancient Forest and Elk Meadow with river views; the Half Marath..

WausaUltra in Sylvan Park, Wausau, Wisconsin, offers three formats: Limitless (last-runner-standing), Solo, and Double. All races share a 4.167-mile all-trail loop that threads through woodlands, climbs, and a creek-side descent, with a welcoming home base for tents, aid, bathrooms, and parking betw..

Salt Flats Endurance Runs is a desert ultramarathon in Wendover, Utah, anchored at the Bonneville Salt Flats International Speedway. Runners choose from 100 mile, 100K, 50 mile, 50K distances, plus a 5K fun run and a 10K. The courses traverse the salt flats—the same stretch where land-speed records..

Coyote Two Moon takes place in the Los Padres National Forest near Ojai, California. The event offers multiple distance options: 100 miles, 100K (roughly 62 miles), 55 miles, 55K (34 miles), 30K (about 18 miles), and 10K (about 6.5 miles); a brand-new 50K distance is also noted. The course features..

The Prickly Pine Jackpot 24 Hour Solo/Relay is an endurance running event held in the scenic Kettle Moraine State Forest near Dousman, Wisconsin. Participants can choose from multiple race options including 6-hour, 12-hour, and 24-hour solo races, as well as 12-hour and 24-hour relays. The course fe..

The Heartland 50 is an ultramarathon event held in Cassoday, Kansas, featuring 50-mile, 50K, and 25K distances. The race takes place on an out-and-back course primarily on backcountry gravel roads with less than a mile of pavement, winding through the scenic Flint Hills tallgrass prairie. The course..

DENFIT ULTRA is held in Cape Vincent, New York (ZIP 13618). The event offers two ultra distances: DENFIT ULTRA 50k and DENFIT ULTRA 100k, inviting endurance runners to push their limits. The page emphasizes a raw, no-nonsense atmosphere with lines like “TEST YOURSELF” and “This isn't your ordinary U..

XTERRA New Jersey is an off-road multisport event held at the scenic Wawayanda State Park, featuring over 40 miles of trails and a clear lake. Part of the XTERRA World Tour, it offers a variety of races including trail runs (5K to 42K), gravel and mountain bike races, and triathlons such as full dis..

Take 5 in the Garden is a scenic running event held in Colorado Springs, CO, within the stunning Garden of the Gods park. The race offers multiple distances including a 5K, 5 Miler, 5 Mile Trail, and a longer 9.5-mile Double Take course. The park is closed to traffic during the event, allowing runne..

The Donald Dash Trail Run is a popular trail running event held at Donald County Park in Mount Horeb, Wisconsin. It offers two race distances: a 5K for beginners and a more challenging 15K for experienced runners. The course features diverse terrain including prairie, single track, sand, slick bridg..

The VCP50k is an ultramarathon held in Bronx, New York, founded in 2023 and designed to accommodate both novice and experienced runners. The race features a challenging yet accessible course consisting of ten loops on the classic Tortoise and Hare cross country trail, plus an initial lap on flat ter..

Moonlight Bootlegger 5k in Greensboro is a nighttime trail race and party at Hagan Stone Park in Pleasant Garden, NC. The 5-kilometer course features low-root trails and rolling hills designed for after-dark running. Distances are marked with music rather than traditional signs, with hundreds of LED..

Firelane Trail Trial is a hill-climbing time-trial held in Forest Park, Portland. The 4.45-mile out-and-back course runs up Firelane 1 to the top and back, with 1,266 feet of total gain and loss (about 2.23 miles uphill with 979 feet gain). It crosses Wildwood and Leif Erikson trails along the way.T..

The Big Deal at Great Seal in Chillicothe, Ohio at Great Seal State Park unveils an expanded endurance festival for May 2, 2026. New this year is the Big Deal 100 Miler, 100k, 20 Miler, plus Adult 5k and Youth 5k. The centerpiece is a 20-mile loop run entirely on single-track trails with just two ro..

White Lake Ultras takes place at White Lake State Park in Tamworth, New Hampshire. The festival-like endurance weekend offers 6-, 12-, and 24-hour options on a 2-mile single- and double-track loop around forested lakefront trails, with one short section of beach and sidewalk and about 50 feet of ver..

Greenland Trail Races is a multi-distance trail running event held at Greenland Open Space in Larkspur, Colorado. The lineup includes 50K, 25K, 8-mile, and 4-mile races, all run on dirt trails within the scenic open space, offering wide, smooth double-track surfaces and views of Pikes Peak. The cour..

The Tick is a rugged point-to-point ultra through Florida’s Ocala National Forest, covering about 57.4 miles (50 miles plus 7.41 mandatory bonus miles) along the Florida National Scenic Trail from Alexander Springs State Park to the Rodman Reservoir Dam. Runners traverse diverse habitats—lakes, prai..

The Miwok 100K ultramarathon is staged in Marin County, California, with the start/finish in the town of Stinson Beach, near San Francisco. The race covers 100 kilometers on single-track trails and dirt roads, featuring 11,800 feet of elevation gain, a cup-less policy since 2013. Runners are treated..

Farm Park Challenge is a trail running event at Agricultural History Farm Park in Montgomery County, Maryland, presented by My Muddy Shoes. The race offers multi-hour lap formats: 3-Hour, 6-Hour, and 10-Hour challenges, totaling 3, 6, or 10 laps, each start at the top of the hour and must be complet..