Trail Running Calendar United States 2025-2026

The Cirque Series at Arapahoe Basin, Colorado, is a challenging mountain trail race held on September 6, 2025. Covering approximately 9.4 miles with 2,411 feet of vertical gain, the course starts at 10,780 feet at Mountain Goat Plaza and ascends through scenic trails including the A-Basin summer roa..

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 GOAT Run in Port Angeles, Washington, is a challenging trail running event featuring a half marathon, marathon, and 50K race along the scenic Olympic Adventure Trail. The point-to-point course traverses Kelly Ridge between Olympic National Park and the Strait of Juan de Fuca, finishing at the st..

The Hurricane 100k is a challenging 62-mile trail race held on the Meeks Mountain Trails in Hurricane, West Virginia. Participants can run solo or as part of a three-person relay team, with the course consisting of six 10.3-mile single-track loops. The event offers a $10,000 prize purse for solo run..

The Stevens Creek Striders Reservoir Run, held in Cupertino, CA, offers a scenic trail running experience with distances of a half marathon (13.2 miles), 11K, and a 2.5-mile Lollipop Loop charity run/walk. The course features shaded single-track trails and open vistas, including challenging steep as..

The Groton Forest Trail Run, held in Groton, Vermont at Boulder Beach State Park, offers two race distances: a challenging 15-mile run and a 6.2-mile option. This trail event is known for its rugged course featuring rocks and roots, providing a true forest trail running experience. It fosters a supp..

The Cascade Express Marathon and Half-Marathon, held in Snoqualmie Pass, Washington, is renowned as one of the fastest marathon courses in the U.S. Both races feature scenic, point-to-point courses along gravel trails with stunning views of the Cascade Mountains and Keechelus Lake. The marathon offe..

Beat The Blerch is a unique running event held in Carnation, Washington, about 35 minutes from Seattle, at King County’s Tolt MacDonald Park. The race offers multiple distances including a 5K, 10K, half marathon, and full marathon. The course is a flat, out-and-back gravel trail that meanders throug..

The Mendocino Running Festival, held in Mendocino Woodlands Park, California, offers a unique running experience amidst ancient redwoods and scenic trails. Participants can choose from a 10K, half marathon, or timed 6- and 12-hour races on a challenging 6-mile loop featuring single-track trails, log..

Chasing Trails Ultras is a trail running event held in Old Fort, North Carolina, featuring timed races of 3, 6, and 12 hours, plus a 5k option. The course consists of a challenging yet beginner-friendly 3.2-mile loop with about 380 feet of elevation gain, winding through the scenic Gateway Trail sys..

The Jump Off Joe Marathon, held near Kennewick, Washington, offers marathon, half marathon, and 10k distances. Now in its 10th year, this low-key, affordable event takes place on gravel roads around Jump Off Joe Mountain, providing a trail-like running experience rather than a typical flat road race..

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 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 Smallfoot Trail Fest will take place in Mifflinburg on Saturday 6 September 2025. You can run 3 miles.

The Quitcherbitchen' Trail Run, held at Phipps Diamond X Park west of Billings, Montana, offers trail running and walking events for all skill levels. Participants can choose from 2, 4, 6, or 8-mile courses, each well-marked and supported by volunteers. The 2-mile course suits beginners, while longe..

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..

S.O.S. in Middleburg, Florida, is a unique running event held on the scenic Sandridge Trail within Jennings State Forest. Participants can choose from a 9K distance or time-based challenges of 3, 6, or 12 hours, all run on a 2.75-mile loop.The race features a cupless format, encouraging runners to b..

The TARC Fall Classic is a popular trail running event held at Great Brook Farm State Park in Carlisle, Massachusetts, offering a range of distances including 10K, half marathon, 20 mile, 50K, and 50 mile races, plus a Yeti Mischief Mile and a free youth fun run. The courses wind through scenic New..

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 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..