Trail Running Calendar United States 2025-2026

The Ravine Trail Run 5k / 10K is a moderately challenging trail race held in Cottage Grove, Minnesota, featuring cross-country ski trails with hills, valleys, shaded trees, and sunny prairie sections. The course is a 3.2-mile loop with varied terrain including grass, mud, packed dirt, and rocky wash..

The Bread of Life Outreach Center Wellness Day 5K Trail Run is held at Sprague Brook County Park in Glenwood, New York. This event features an approximately 5K trail run/walk on wide groomed trails and grass, starting and finishing near the park's Warming Shelter. Participants registering by August..

The Jim Mayer Trail Family Fun Run, held in Johnstown, PA, features 5K and 10K out-and-back courses along the scenic Jim Mayer Riverswalk Trail. The 10K route extends from Riverside to Sandyvale, following the Stonycreek River and passing notable Trail Art Murals near the old trolley bridge in Moxha..

The Sasquatch Preservation Trail Run is a trail running event held in Seven Valleys, Pennsylvania, featuring 5K and 10K race distances. Scheduled for September 6, 2025, the event offers participants a chance to run through scenic trails in a natural setting. While specific course details and atmosph..

The FallApple is a trail running event held in South Orange, New Jersey, at South Mountain Reservation. Scheduled for early September, the race offers a variety of distances including 5K, 10K, half marathon, marathon, 50K, and 50-mile options. The course features a mix of fire roads, single-track tr..

The Prairie On Fire Backyard Ultra is Central Indiana's only official Backyard Ultra event, held at Koteewi Park in Noblesville, Indiana. The race features a unique format where runners complete a 4.167-mile loop every hour, starting at 8 am, with each loop beginning on the hour. Participants contin..

The Imogene Pass Run will take place in Telluride on Saturday 6 September 2025.

The Mt. Baldhead Challenge, held in Saugatuck, Michigan, is a premier multi-terrain race celebrating its 25th anniversary in 2025. Participants can choose between a 10K+ (approximately 7 miles) or a Half Marathon (13.1 miles), both featuring a mix of woodland trails, forested dunes, scenic waterfron..

The Tartarus Backyard Ultra is a unique endurance event held at Camp 7 in Riverside State Park, Spokane, Washington. It features two separate races: a running race with 4.1667-mile loops and a rucking race with 2.2-mile loops. Participants must complete each loop within one hour, starting a new loop..

The Bad Beard Events Oli Kai 3, 6, & 9 Hour race takes place at the Reflection Riding Arboretum and Nature Center in Chattanooga, Tennessee. Participants run or walk a 2.1-mile loop trail with approximately 190 feet of elevation gain, choosing to complete as many laps as they wish within 3, 6, or 9..

The Cornell Days 5k and 1 Mile Fun Run/Walk is a family-friendly running event held in Cornell, Illinois, starting at Clinton Keith Mills Memorial Park. The race features an out-and-back course along the county blacktop roads through the scenic countryside, suitable for both first-time runners and e..

The Germantown 50k and 50k Team Relay is an ultra trail running event held in Germantown MetroPark, Ohio. The race features a challenging 50k distance with approximately 3,000 feet of elevation gain, taking runners through cedar forests, prairies, old-growth woods, and scenic hills alongside Twin Cr..

The Copper Peak Trails Fest, held near Ironwood in Michigan's Upper Peninsula, is a dynamic outdoor event centered around mountain biking and trail running. Set at Copper Peak, home to North America's largest ski jump, the festival offers a variety of races including a 17-mile Expert MTB, 8-mile Spo..

The Inferno 10k is a challenging trail running event held at Dirt Farm Brewing in Bluemont, Virginia. The course features rugged forest terrain with steep inclines, descents, and technical sections including tree roots and rocks. The 10k race consists of two loops of a winding trail behind the brewe..

The Lone Star Night Run is a nighttime running event held in Weatherford, Texas, at Lake Mineral Wells State Park's Trailway. Scheduled for September 6, 2025, it offers multiple race distances including a 5K, 10K, Half Marathon, and a 10K RUCK. The course features an out-and-back route starting and..

The Noble Canyon 50K and 15K is an annual trail running event held in the scenic mountains of east San Diego, California, specifically in Pine Valley. The races take place on runnable single-track trails within National Forest land, offering participants stunning views and challenging terrain. The 5..

The Ultimook Race Open 5k is a unique cross-country running event held in Tillamook, Oregon, on a premier flower farm. The 5-kilometer course features diverse terrain, including a mud pit, two river crossings, wood-chipped trails, a corn maze, and fields of flowers, offering runners a challenging an..

Springmaid Splash is a trail running event held at Springmaid Mountain Resort in Spruce Pine, North Carolina. The race offers 5K and 10K distances that wind through scenic trails on a 400-acre property, including a unique splash crossing of the North Toe River, providing an authentic mountain runnin..

The Camptown Races, held in Camptown, Pennsylvania, feature a challenging 10k course that combines both road and a technical trail section of about 2.8 miles. Runners should be prepared to navigate tree roots, loose rocks, and a creek crossing, making it a unique and demanding race. In addition to t..

The Cross-Connecticut Run for Mental Health Awareness is a unique 56-mile group running event held annually in Connecticut, traversing the state north to south along the scenic and flat Farmington Canal Heritage Trail. Starting in West Suffield and ending at New Haven Harbor, the course passes throu..