Trail Running Calendar United States 2025-2026

The Big Tex Backyard Ultra is an endurance running event held at Stephen F. Austin State Park in San Felipe, Texas. Featuring a "last runner standing" format, participants run a 4.17-mile loop ("yard") every hour on the hour, continuing until only one runner remains.The course consists of wide, well..

The Another Round 25K is an inaugural endurance running event held at Jockey's Ridge State Park in Nags Head, North Carolina. Scheduled for October 18, 2025, participants complete five 5K loops, one every hour, totaling 25 kilometers. The course includes a small dune crossing and features a shared s..

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 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..

Rule the Roost is an annual trail running event held in Chillicothe, Ohio, featuring a 7K race, a 12-hour solo run, and a 12-hour two-person relay. The course is a figure-8 loop on 100% hard-packed trail, with wide sections and some technical areas, offering scenic overlooks and cliffs that showcase..

The New Orleans Ultramarathon and Half Marathon, held in New Orleans, Louisiana, offers three race distances: a 50-mile ultramarathon, a 50K ultramarathon, and a half marathon. The courses are entirely on pavement, featuring roads, running paths, and parks, with well-marked routes starting at Jackso..

The California Gold Rush Trail Run - Fall is a scenic trail running event held entirely within the historic Marshall Gold Discovery State Historic Park in Coloma, California. Set in the picturesque foothills along the south fork of the American River, the race commemorates the site of the 1848 gold..

The Will Run for Coffee/Beer 5k is a unique running event held in Owosso, Michigan, starting at the Fitness Coliseum. Participants can choose between two 5k races—one themed around coffee and the other around beer—or a shorter 1.5-mile walk suitable for all ages, dogs, and strollers. The course feat..

The Indian Creek Trail Runs, part of the Human Potential Running Series, is an annual fall trail running event held at Indian Creek Campground in Sedalia, Colorado. Celebrating its 12th year in 2025, the race offers multiple distances: 5-Mile, 15-Mile, 55k, and 50-Mile, with time limits of 12 to 14..

The Ghost Train Trail Races, held in Brookline, New Hampshire, is the state's original 30-hour ultramarathon event along the historic Granite Town Rail Trail. Participants can choose from multiple race options including a 30-hour ultramarathon, a 30-hour 7-person relay, a 30-mile haunted night race,..

The Klickitat Trail Run, held in Klickitat, Washington, is a nonprofit fundraising event featuring a half-marathon and a 5K run/walk along the scenic Klickitat Trail next to the Klickitat River. The half-marathon is a point-to-point course starting in Lyle, with a medium technical trail featuring ro..

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 Red Rocks of Sedona Trail Races, held in Sedona, Arizona, offer a scenic and challenging point-to-point trail running experience on the area's iconic Southside trails, including the famous Hi-Line trail. Scheduled for October 18, 2025, the event features three distances: a Mountain Marathon, a 2..

Monster Dash is a 5K trail run held at Carolina Beach State Park in Carolina Beach, North Carolina. This event celebrates Great State Trails Day and aims to raise funds to support young runners. The race offers participants the opportunity to enjoy a scenic trail course within the state park, provid..

The Lake Sonoma 100K and 55K, also known as the California Fall Classic, is a challenging ultramarathon held at Lake Sonoma, California, set amidst the scenic wine country during harvest season. The event features two distances—100 kilometers and 55 kilometers—on demanding courses that traverse mile..

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..

The Green Eyes Gallop is a family-friendly running event held in Chickamauga, Georgia, featuring a 10K, 5K, and Monster Mile race. The scenic courses wind through downtown Chickamauga and the Chickamauga Wetlands Trail, with the Monster Mile looping around Helicopter Park. Participants are encourage..

The Man Against Horse Race, held annually in Prescott, Arizona, is a unique endurance event where runners and horseback riders compete simultaneously on the same courses. The race features three distances: a challenging 50-mile loop with about 7,300 feet of elevation gain and loss, traversing divers..

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..

The Sinnemahone Ultra Trail Run takes place in Emporium, Pennsylvania, offering runners three distance options: 12k, 25k, and 50k, with a new 50k relay team event introduced in 2025. The course features a mix of rail/trail running, dirt roads, and trails through the scenic Elk State Forest, located..