Trail Running Calendar United States 2025-2026

The Inferno 10k is a challenging trail race held at Dirt Farm Brewing in Bluemont, VA. Participants navigate rugged forest trails with steep inclines, technical spots, and elevation changes, offering an exhilarating outdoor experience. The event also features a 5k race, with both distances starting..

The Black Squirrel Half Marathon is a challenging 13.5-mile trail race held in Lory State Park near Fort Collins, Colorado. Featuring approximately 2,000 feet of elevation gain and loss, the course offers a scenic perimeter tour of the park with stunning views of Horsetooth Reservoir, Fort Collins,..

Devil on the Divide is a challenging trail race held in Empire, Colorado, featuring 50K and 22K courses. The event offers breathtaking views of Clear Creek County and the Continental Divide, with participants reaching altitudes over 13,000 feet and experiencing significant elevation gains—over 6,500..

The Ravine Trail Run features both 5K and 10K races set in the scenic trails of Cottage Grove, Minnesota. Scheduled for September 6, 2025, the event takes place on a moderately challenging 3.2-mile loop that includes hills, valleys, and diverse terrain. Participants can enjoy a well-marked course wi..

The YOTE event in Laurelville, Ohio, is a trail running race organized by RunFluent LLC, scheduled for September 6, 2025. Participants can choose from multiple distances, including a 50K, 25K, 10-mile, and a youth 10K. The courses primarily feature single-track trails, forest roads, and bridal trail..

The Prairie On Fire Backyard Ultra is an exciting running event set to take place at Koteewi Park in Noblesville, IN, on September 6, 2025. This unique race format challenges participants to complete a 4.167-mile loop within an hour, with runners continuing to line up for additional loops until only..

The DoWackaDo Trail Runs & Gravel Rides take place at Sandy Sanders Wildlife Management Area near Erick, Oklahoma. The event features multiple trail run distances on Saturday, including 5, 10, 20, 30, 40, and 50 miles, with courses consisting of loops on graded ranch roads through canyonlands. Aid s..

The Hawk Hundred is a trail running event held at Clinton State Park in Lawrence, Kansas, offering distances of 100 miles, 75 miles, 50 miles, and a marathon. The race features a challenging 25-mile loop of technical, rolling trails, with marathon runners completing an additional 1.2 miles on the Na..

The Lone Star Night Run is a nighttime running event held in Weatherford, Texas, at Lake Mineral Wells State Park. It features multiple race options, including a Half Marathon, 10K, 5K, and a 10K RUCK, all taking place on paved trails with soft gravel. The race begins and ends at the Weatherford Tra..

The Cutthroat Classic is an 11-mile singletrack trail run through the North Cascades in Washington, following the iconic Pacific Crest Trail over Cutthroat Pass. Starting at Rainy Pass (4,870 feet elevation), runners climb steadily for five miles to Cutthroat Pass (6,835 feet), then descend four mil..

Backcountry Rise is a unique trail running event held in the stunning Mt. Margaret Backcountry, part of the Mount St. Helens National Volcanic Monument in Toutle, WA.Participants can choose from three challenging courses: a 50K, a 20-mile race, and a half marathon, each offering breathtaking views o..

The Naperville Trails Half Marathon & 10K is an annual running event held in Wheaton, Illinois, at the scenic Danada Forest Preserve. Scheduled for September 6, 2025, the race offers both half marathon and 10K distances, including virtual options. The course is USATF certified, featuring a flat and..

The China Peak Trail Run, held at China Peak Mountain Resort in Lakeshore, California, offers a challenging mountain trail running experience in the Western Sierra Range. Scheduled for September 6, 2025, the event features three distances: 12km, 25km, and 50km. The courses are 100% dirt, combining s..

The Tartarus Backyard Ultra is a challenging endurance event held at Camp 7 in Riverside State Park, Spokane, WA. Participants can choose between a running race or a rucking race, both following the traditional backyard ultra format where competitors complete 4.1667-mile loops (or 2.2 miles for ruck..

The GOAT Run, taking place in Port Angeles, WA, is an exciting trail running event featuring a half marathon, marathon, and 50K race. Set against the stunning backdrop of Olympic National Park, participants will traverse the scenic Olympic Adventure Trail, culminating at the beautiful Lake Crescent...

The Groton Forest Trail Run, organized by Central Vermont Runners, features a marathon, 25K, and 10K trail running events set in the scenic Boulder Beach State Park in Groton, Vermont. Scheduled for September 6, 2025, this event promises a challenging and enjoyable experience for runners of all leve..

The Megunticook Trail Festival in Camden, Maine, features three challenging trail races set in the scenic Camden Hills State Park. The events include the 50K ultramarathon, the Halfast 20K, and the Wicked Tough 10K, each offering unique experiences of the area's rugged terrain and stunning views of..

The Youngstown Ultra Trail Classic is an exciting trail running event held at Mill Creek Park in Youngstown, Ohio. Scheduled for September 6, 2025, this race features two distances: a 25K and a 50K, both showcasing the park's scenic beauty with 95% single-track trails, lakes, and waterfalls. The cou..

The S.O.S. event in Middleburg, FL, is a running race held on September 6, 2025, to promote awareness for National Recovery Month and mental health issues. Participants can choose from various race distances and timeframes, including a 9K and 3, 6, or 12-hour runs, all on a scenic 2.75-mile loop thr..

The Pine Creek Challenge is a scenic trail running event held in Wellsboro, Pennsylvania, featuring multiple race distances including 100 miles, 100K, 50 miles, and a marathon. The course runs along the Pine Creek Rail Trail, passing through the Grand Canyon of the East, a National Natural Landmark..