Trail Running Calendar United States 2025-2026

The Cross Timbers Trail Run, held annually in Gordonville, Texas, is the oldest trail run in the state, celebrating its 45th edition in 2026. Set along the rugged shoreline trails of Lake Texoma, the event offers a variety of distances including a 5-mile run, half marathon, marathon, and a challengi..

The Geaux Wild Ultra is an endurance trail running event held at Lake Bistineau State Park in Doyline, Louisiana. Featuring a 10-mile loop course that combines the Blue Wing, Koasati, and Whoa Mule trails, the race offers two distances: a 50-mile and a 50K. The terrain is classic Louisiana State Par..

The Naked Mountain Ultra is a trail running event held at Morrow Mountain State Park in Albemarle, North Carolina, featuring distances of 50 miles, 25 miles, and 10 miles. The course traverses four of the park's mountain peaks within the Uwharrie Mountains, one of the oldest mountain ranges in the e..

The TarDevil 30 Mile Bushwhack is an annual 30-mile point-to-point trail run between the University of North Carolina at Chapel Hill and Duke University in North Carolina. Held on alternating routes each year, the event starts at UNC's Old Well in even years and at Duke Chapel in odd years, finishin..

The MST 100 Endurance Races, held near Durham, North Carolina, feature ultramarathon distances of 100 miles, 50 miles, 50 kilometers, and a 10-mile race. The event starts and finishes at the scenic Rolling View Recreation Area, with courses primarily on the Mountains to Sea Trail along the south sid..

The Winter's End Snowshoe Races, held at Granby Ranch Resort in Granby, Colorado, offer a unique winter running experience on mostly groomed single and double-track trails. The event features multiple distances including a marathon, 14-mile, 7-mile, and 5k races, accommodating runners of all skill l..

Perennial is a time-based endurance run held at Daniel Stowe Botanical Garden near Charlotte, NC. Participants choose from 3-hour, 6-hour, or 10-hour categories and aim to complete as many laps as possible on a scenic, mostly trail and gravel loop. The event emphasizes personal achievement over dist..

The Alsea Falls Spring Fling will take place in Alsea on Saturday 7 March 2026.

The Naked Bavarian is an affordable ultra trail running event held at Blue Marsh Lake in Leesport, Pennsylvania. Offering 20- and 40-mile distances, the course features a lollipop loop with mostly runnable single-track trails (80%) and some gravel roads (20%), with elevation gains of approximately 2..

The Red Mountain 50K Trail event takes place in Ivins, Utah, featuring three race distances: 50K, 30K, and a half marathon called the Dirty Hurty Half. The courses traverse the scenic dirt trails of the Santa Clara Reserve in Washington County, southwest of Ivins and Santa Clara. Starting near the h..

The Catalina Island Marathon, held in Avalon, California, is California's oldest trail marathon and the state's official off-road marathon championship. This scenic event offers marathon (26.2 miles), 10K, and 5K distances, along with a kids' run and a challenging Triple Crown option combining multi..

The Viper 300 is an ultra-endurance running event held in Cordova, Tennessee, within the expansive Shelby Farms Park. It features challenging distances of 300, 200, and 100 miles, as well as a 53K race and a 100-mile relay. The course consists of a roughly 33-mile loop combining paved paths and sing..

The Warbird 100 is a challenging 100-mile ultramarathon held in Hyden, Kentucky. This endurance event takes runners through rugged terrain, offering a true test of stamina and trail running skills. The course showcases the natural beauty of the region, providing a scenic yet demanding experience for..

The Santa Barbara Nine Trails is a trail running event held in Santa Barbara, California. It offers two race distances: 35 miles and 17 miles, providing options for different levels of trail runners. The event is part of the AllWeDoIsRun series, known for creating trail running events on the scenic..

The Old West Trail Runs, held at Anza Borrego Desert's Stagecoach Trails RV Resort, offer 50K, marathon, and half marathon distances through scenic desert terrain. The courses feature minimal elevation gain, with the 50K and marathon having about 2,500 feet and the half marathon around 670 feet. Par..

The Nine Trails 35 Mile Endurance Run is a trail running event held in Santa Barbara, California. It offers two distance options: a challenging 35-mile course and a shorter 17-mile route. The race takes place on scenic trails that showcase the natural beauty of the Santa Barbara area, providing runn..

The Mesquite Canyon Trail Runs, held at White Tank Mountain Regional Park in Waddell, Arizona, offer a challenging and scenic trail running experience with distances including 50 miles, 50K, 30K, half marathon, 8K, and a kid’s fun run. The courses feature rugged single-track trails with significant..

The Little Backyard Adventure is a trail running event held at L.B.A. Park in Olympia, Washington. It features 3, 6, and 12-hour endurance races on a looped course of approximately 4 miles, with about 200 feet of elevation gain per loop.The course winds through lush, wooded single-track trails withi..

The 21st Annual Run Through Time Trail Marathon and Half Marathon takes place in Salida, Colorado, featuring challenging courses on dirt roads, jeep trails, and narrow, hilly single tracks with stunning views of Salida and the Arkansas Valley. Elevations range from 7,000 to 9,000 feet. The event inc..

The Llama Experience Ultra is a unique trail running event held at Lake Toxaway, North Carolina, featuring 12-hour, 6-hour, and 3-hour race options. Participants run loops on private land at Earthshine Lodge, known for its scenic beauty and llama residents. The race emphasizes a fun and friendly atm..