Trail Running Calendar United States 2025-2026

The Great Bear Trail Races take place in Sioux Falls, South Dakota, featuring 3-mile and 6-mile trail runs plus a free kids' race. Set in the 220-acre Great Bear Recreation Area, the course includes a mix of wide gravel paths, single-track trails, and grassy sections, with about 450 feet of elevatio..

The Moran Constitutional Relay is a demanding 70-mile trail relay held at Moran State Park on Orcas Island, Washington. Teams of two to six runners complete 12 legs ranging from 3 to 9 miles, featuring diverse terrain including lowland forests, rocky balds, lakeshores, wetlands, and the summit of 2,..

The Salem Lake Trail Run in Winston Salem, NC, offers three race distances: 30K (18.6 miles), 7 miles, and 5K (3.1 miles). Set on a beautiful, mostly shaded, wooded trail around Salem Lake, the course is recognized as one of America's best running trails. This well-organized event serves as an excel..

The Ridge Rambler Half Marathon is an annual point-to-point race held in Bridgeport, California, with the 8th edition scheduled for September 27, 2025. The course starts at about 7,100 feet elevation near Lower Twin Lakes and follows a scenic route around the lake before descending toward Buckeye Ro..

The Urban Adventure Race, held annually in Tulsa, Oklahoma, offers a unique urban running experience starting and finishing at RunnersWorld Tulsa. Participants navigate a 25-mile loop with a 1.2-mile out-and-back section for the marathon distance of 26.2 miles. Runners can choose from marathon, 50,..

The Big Sur Trail Marathon, Half Marathon, and 5 Mile race take place annually at Andrew Molera State Park in Big Sur, California. Now in its 35th year, this event offers challenging courses along the scenic Old Coast Road, featuring stunning views of the California coastline and hilly terrain. The..

Ultra Trail DE is a trail running event held in Wilmington, Delaware, on private property owned by Longwood Gardens. The race features a challenging 6-hour format on a roughly 5-mile loop course with about 700 feet of elevation gain per lap. The course offers a mix of scenic singletrack trails, cree..

The Chupacabra 8 mile/25K Night Trail Run, hosted by Imperial Valley Running Events, takes place in the Yuha Desert near Imperial, California. This night trail run features an out-and-back course starting at Interstate 8 and Dunaway Road in Ocotillo, CA. Participants navigate the desert terrain with..

The Hungerford Trail Races, held near Big Rapids, Michigan, offer runners a scenic and challenging experience through the Manistee National Forest. Scheduled for late September, the event features three distances: 15 miles, 45K, and 50 miles, catering to a range of skill levels. The course showcases..

The WILD Wahatoya Runs, held in La Veta, Colorado, offers a scenic and historic trail running experience in the Cuchara Valley near the Spanish Peaks. Named after the Wahatoya mountains, meaning “Breasts of the Earth,” the event features a 50K, a challenging half marathon, and an 8-mile race. The 50..

The Tick Tock Ultra is a challenging 12-hour and 6-hour ultra running event held at Lake Hollingsworth in Lakeland, Florida. Participants run multiple laps of a scenic 2.84-mile paved loop around the lake, aiming to cover as much distance as possible within the time limits. The event offers individu..

The Big South Fork Trail Race, held in Oneida, Tennessee, takes place at the Bandy Creek Campground within the Big South Fork National River and Recreation Area. The event features two distances: a challenging 17.5-mile out-and-back loop starting at the John Litton General Slavens Trailhead, and a 1..

The MuuvWell Hot Rod 24 Hour Ultra is an endurance running event held at the Bowling Green Hot Rods Baseball Park in Bowling Green, Kentucky. Participants run as many laps as possible on a 0.31-mile loop around the stadium concourse over 24 hours. The event features multiple race options, including..

The Miami 100 is an urban ultramarathon held in Miami, Florida, featuring a 100-mile race through iconic neighborhoods such as Wynwood, Miami Beach, Key Biscayne, Calle Ocho, Coconut Grove, and Brickell. The course showcases Miami’s historical and scenic areas, including farmlands and Ocean Drive. R..

The Wolfman Trail Race and Duathlon take place in Memphis, Tennessee, featuring multiple distances including 21, 14, 7, and 3-mile trail runs, as well as an individual duathlon with a 6-mile bike and 3-mile run course. All events start and finish under the Walnut Grove Bridge near the BMX Track, uti..

The Hiawatha Fall Trail Run, held in Taft, Montana, is a scenic trail race featuring marathon, half marathon, and 10K distances, along with a virtual run option. Participants run along the Route of the Hiawatha, a picturesque course that includes crossing historic trestles, passing waterfalls, and t..

The Crested Butte Ultra, held in Crested Butte, Colorado, offers runners a challenging and scenic experience through the Gunnison National Forest. The event features three distances: 50 miles, 55K, and 35K. Participants traverse single-track trails that wind through mountain meadows, ridges, and low..

The Front Runners New York Cross Country 5K is an exciting running and walking event scheduled to take place at Van Cortlandt Park in the Bronx on September 27, 2025. This event invites participants of all skill levels to enjoy a scenic course while promoting fitness and community spirit. The 5K run..

FlatRock is a renowned trail running event held at Elk City Lake near Independence, Kansas, featuring distances of 50K, 25K, 12K, and 5K. Known as the oldest trail ultra in Kansas, the race offers a challenging, technical single-track course along the Elk River Hiking Trail, showcasing unique limest..

The Return of the Salmon Celebration - Salmon Run is held in Sultan, Washington, at Osprey Park. This event features a scenic 5K trail run through the beautiful forest trails of Osprey Park and Susie's Trail, including multiple river crossings along the Sultan River. For those preferring a more leis..