Trail Running Calendar United States 2025-2026

The Montana Meltdown is a fixed-time running event taking place at Gallatin Valley Regional Park in Bozeman, Montana. Participants can choose from three race durations: 24 hours, 12 hours, and 4 hours, all set on a scenic 1.5-mile loop course. This event is designed for runners of all levels, offeri..

Run the Red Desert is an annual ultra-marathon held in South Pass City, Wyoming, celebrating Wyoming’s Red Desert and its natural and historical significance. The event features two main races: a 50K starting at 8:00 AM and a 25K beginning at 10:00 AM, both offering scenic courses through the remote..

Ultra Trail DE is a 6-hour trail running event held at 2900 Montchanin Road in Wilmington, Delaware. The race features a challenging roughly 6-mile loop with about 700 feet of elevation gain per lap, set on private scenic trails that include creek crossings, singletrack, rolling hills, and unique la..

The Ivy Trek Ultra is a challenging trail race held at Clarkco State Park in Mississippi, featuring 50K, 25K, and 12.5K distances. The event takes place on a scenic 7.78-mile loop with wide, easy-to-navigate trails, including bridges, the Gold Fish Pond, and views of Ivy Lake. Runners complete multi..

The Deep Creek Trail Half Marathon is a scenic trail running event held in Telluride, Colorado. The race covers approximately 13 miles, starting at Last Dollar Road near the Telluride Airport and winding through singletrack trails lined with aspens along Deep Creek. Participants will enjoy a challen..

The Westmore Mountain Challenge is a one-day, 26-mile trail running and hiking event in Vermont's Northeast Kingdom, featuring five mountains: Moose, Hor, Pisgah, Haystack, and Bald. Participants traverse steep, scenic trails with significant elevation gains, including a marathon option that extends..

The Golden Leaf Half Marathon is a scenic running event held annually in late September, hosted by the Ute Mountaineer and the City of Aspen. The race starts at Fanny Hill in Snowmass and follows the Government Trail through picturesque Aspen groves, finishing at Koch Lumber Park in downtown Aspen...

The Trailway Trail Race is a scenic trail running event held at Lake Somerville State Park, Birch Creek Unit, in Somerville, Texas. Participants can choose from multiple distances including 50km, marathon (26.2 miles), half marathon (13.1 miles), 10k, 5k, and youth 1-mile runs, as well as ruck divis..

The Angeles National Forest Trail Race is a challenging running event held in the San Gabriel Mountains, starting and finishing at the Mt. Wilson Observatory. The race offers two distances: 25K and 50K, with elevation gains of 3,500 and 7,000 feet respectively.Participants enjoy scenic, rugged trail..

Hindsight Ultra Trail Runs, held in Dixon, Illinois, offers a grassroots ultra running experience with distances of 25K, 50K, 100K, and 100 miles. The course features a 7.85-mile loop combining roughly 50% singletrack, 30% grassy meadows, and 20% gravel paths, with about 6,200 feet of elevation gain..

The Big Woods Run is an exciting running event scheduled for September 27, 2025, at St. John's United Church of Christ in Faribault, MN. Participants can choose from various distances, including a Half Marathon, 10k, 5k, and a Kids Fun Run.The event promotes community engagement and healthy lifestyl..

Flagstaff Sky Peaks is a mountain trail running event held in Flagstaff, Arizona, staging from the Fort Valley Trailhead near Arizona Snowbowl. The race offers four distances: 50 miles, 50 kilometers, 26 kilometers, and 10 kilometers, each exploring scenic single-track trails, forest roads, and the..

The Big Sur Trail Marathon, Half Marathon, and 5 Mile race is held annually at Andrew Molera State Park in Big Sur, California. Celebrating its 35th year in 2025, the event features challenging courses along the scenic Old Coast Road, offering stunning views of the California coastline. The marathon..

The Miami 100 is an urban ultramarathon scheduled for September 27, 2025, featuring a challenging 100-mile course through the vibrant neighborhoods of Miami, Florida. This event is a preferred qualifier for the Badwater 135™ and requires runners to be supported by a crew, especially for first-time p..

The West Line Winder is a scenic trail running event held in Buena Vista, Colorado, featuring both 30K and 50K races. Set against the stunning backdrop of the Collegiate Peaks, participants can enjoy a mix of singletrack and forest roads, with significant elevation gain. This event caters to runners..

The Tick Tock Ultra is an exciting endurance event taking place at Lake Hollingsworth in Lakeland, FL, featuring both 12-hour and 6-hour challenges. Participants will race along a scenic paved walkway, aiming to complete as many 2.84-mile laps as possible within their designated time. The event incl..

The Marilla Trail Race, set in the scenic Marilla Reservoir in Bradford, PA, features a variety of events including a 14-mile trail run, a 7-mile trail run, and a 4-mile hike. This race is designed for participants of all skill levels, offering well-marked trails that traverse diverse terrains with..

The Pacifica Summit Run is an exciting running event taking place at San Pedro Valley State Park in Pacifica, CA. Participants can choose between a 10K and a Half Marathon, both offering stunning views of the Pacific Ocean coastline and challenging switchbacks. This event is designed for runners of..

The Chad Lovette Memorial Trail Run is a commemorative running event held in Wilkesboro, NC, honoring the life of Chad Lovette, who passed away from brain cancer. Scheduled for September 27, 2025, the event features a 5K timed trail run, a 10K timed trail run, a 5K untimed trail walk, and a virtual..

The Hinson Lake 24 Hour Ultra Classic is an annual endurance running event held at Hinson Lake in Rockingham, North Carolina. This 19th edition features a USATF certified 1.5032-mile loop course that winds through scenic trails, including wooden bridges. Participants are electronically timed and mus..