Trail Running Calendar United States 2025-2026

The Frost Fixed-Time Footrace will take place in Orono on Saturday 18 October 2025. You can run between 6 and 6 hours.

The Bobcat Trail Race, held in Palmer Park, Colorado Springs, is a celebrated urban trail running event showcasing the park's rugged beauty and panoramic views of the city and Pikes Peak. Organized by Aravaipa Running since 2024, it offers four distances: 50K, 25K, 10K, and 5K, catering to a range o..

Rogue Gorge is a scenic trail running event held in historic Union Creek, Oregon, along the Upper Rogue Wild & Scenic River in the Southern Oregon Cascades. The event features multiple race distances: a challenging 50-mile point-to-point course with 4,000 ft ascent and 5,900 ft descent, a 50K out-an..

The Cahuilla Rez Ultra is a unique running event held on the Cahuilla Indian Reservation in Anza, California. It offers multiple race distances including a 100-mile ultra, 24-hour, 12-hour, 6-hour, and a half marathon. The course features a 2-mile loop on double track dirt roads with moderate elevat..

The Lion King Backyard Ultra is an ultramarathon held at Lions Club Park in Rolla, Missouri. This unique race features a 4.167-mile loop that runners must complete every hour, with the course transitioning from a scenic dirt trail through mature forests and cedar groves by day to a flat, paved trail..

Dirt Circus - Flower Mound is a free community trail running event held in Flower Mound, Texas, in partnership with TrailHead Running Supply. This one-day festival celebrates local trail running through a casual 5K group run accommodating all paces, followed by a lively expo featuring local race dir..

The Sewanee Slammer is a 20-mile trail race held in Sewanee, Tennessee, featuring a scenic loop along the Perimeter Trail at the University of the South atop the Cumberland Plateau. Runners experience beautiful overlooks, geologic features, lakes, ponds, and upland deciduous forests. The course star..

The Minnie Ha Ha 6 & 12 Hour Run is an annual timed ultrarunning event held at Minnie Ha Ha Park in St. Louis, Missouri. The race features 6- and 12-hour options on a USATF-certified, 1.17-mile paved loop course that winds through a mostly flat, wooded park with scenic views of the Meramec River and..

The Clear Creek Ultra, held in Crystal Springs, Mississippi, is a unique 10-hour running event focused on fun and community rather than competition. For a $25 entry fee, participants can camp on-site, enjoy food and drinks, and run on a challenging one-mile single-track loop featuring creek crossing..

The Jordan River Backyard Ultra, held in South Jordan, Utah, is a unique endurance running event featuring a 4.167-mile paved loop along the scenic Jordan River Trail. Participants run one loop every hour for 6, 12, or 24 hours, with the challenge of completing each loop within the hour to continue...

The Great Trailhead Foot Race 10 Miler takes place at Bear Creek Lake Park in Lakewood, Colorado, offering runners a scenic trail experience with single-track dirt paths against the backdrop of Denver's skyline. Participants can choose between a 5-mile or a challenging 10-mile double-lap course. Reg..

The Elden Ridge Run is a half marathon trail race held in Flagstaff, Arizona, starting at the Sandy Seep Trailhead. The course features scenic meadows, ponderosa pines, and a challenging climb up Mt. Elden via Christmas Tree and Elden Lookout trails.Runners enjoy panoramic views of Flagstaff and sur..

The Little Pine 5 Miler is a beginner-friendly trail race held at Little Pine State Park in Waterville, Pennsylvania. The race covers approximately 5.5 miles on the scenic Lakeshore Trail loop, offering a welcoming atmosphere for runners, hikers, and walkers of all ages and skill levels. Organized b..

The Mt. Tom Trail Race, held within Mt. Tom State Park in Massachusetts, offers runners a challenging experience amid stunning fall foliage.Participants can choose from a solo 25k race with 3,600 feet of elevation gain, a 2-person 25k relay, or a solo 10k, all on rugged single-track hiking trails. T..

The Piedmont 8 Hour is an annual trail running event held at Powhatan State Park in Powhatan, Virginia. Celebrating its 10th year, the race features a 2.7-mile loop with about 60 feet of elevation change, winding through open meadows and pine forests with scenic fall foliage. The course is mostly ru..

The Unbridled 50 Mile is a challenging endurance race held in Hillsdale, Kansas, featuring distances of 50 miles, 50K, and 10 miles. The course consists of a 10-mile loop primarily on technical single-track horse trails (90%), with some pavement and gravel sections, including several hills to test r..

The Wild Duluth Races, held in Duluth, Minnesota, feature challenging trail runs including 100K and 50K ultramarathons, a half marathon, and a 10K race. Celebrating over 17 years, these events take place along the rugged Superior Hiking Trail, offering runners spectacular views of Duluth and Lake Su..

The Walking Tall 50/25K is a trail running event held at Big Hill Pond State Park in Pocahontas, Tennessee. Scheduled for October 18, 2025, it offers two distances: a 50K (31 miles) and a 25K (15.5 miles), primarily on single-track trails with minimal park road sections. Unique features include clim..

Nocturnal 12 is a 12-hour fixed-time endurance race held in Rochester, New York, along the paved Lake Ontario State Parkway Trail between Island Cottage Road and Dewey Avenue. Participants can walk or run as many 2.06-mile out-and-back laps as they wish within the 12-hour window, making it walker an..

The John Bryan Trail Race, held in Yellow Springs, Ohio, is a scenic trail running event set in John Bryan State Park, known for its stunning limestone gorge and views along the Little Miami State and National Scenic River. The race weekend features multiple distances including a half marathon (two..