Trail Running Calendar United States 2025-2026

The IOP Beach Run is an annual event held on the flat, wide, hard-packed beach near low tide at Isle of Palms, South Carolina. It features multiple race options including 5K and 10K runs, a 5K walk, and youth fun runs for various age groups (100-yard for ages 4 and under, 1/2 mile for ages 5-8, and..

The Skunk Hollow Sneaker Chase & Backyard Ultra is a trail running event held at Casper Mountain Trails Center in Casper, Wyoming. Participants can choose between an 8-mile race, consisting of two 4.17-mile laps on forested cross-country ski and single-track trails, or Wyoming's first true Backyard..

The Harding Hustle is a challenging trail running event held in the scenic Cleveland National Forest and Santa Ana Mountains near Silverado, California. It offers three distances: 50K, 30K, and 15K, all primarily on the Harding Truck Trail, featuring steep climbs, exhilarating descents, and breathta..

Get Your Butt Kicked @ Route 66 is a mid-summer timed ultrarunning event held at Route 66 State Park near Eureka, Missouri. The race offers 3- and 6-hour options on a flat, fast 2.425-mile loop through shaded woodlands along the Meramec River. Runners complete as many loops as possible within their..

The Endless Summer 6-Hour Run, held annually at Greenbury Point Nature Center in Annapolis, MD, is a timed endurance event featuring solo and relay (3-person teams) categories. Participants run a 2.5-mile loop course that includes a scenic stretch onto Possum Point, offering views of the Chesapeake..

The Spring Creek Memorial Trail Run, held in Steamboat Springs, Colorado, is a scenic trail running event featuring two distances: a challenging 9.5-mile loop and a 5K out-and-back course. The race takes place along the beautiful Spring Creek trail, surrounded by wildflowers, Aspen trees, and bubbli..

The Jim Bridger Trail Run & Roller Ski Races take place in Bozeman, Montana, featuring a 10-mile trail run and a 5K run, along with roller ski sprint races at Crosscut Mountain Sports Center. The 10-mile course offers a scenic, challenging loop with significant elevation gain (2,838 ft), including c..

Hell Mary is a unique running event held in Pegram, Tennessee, featuring a 1-mile flat loop course set on open fields with a new creekside section. This race caters to speed enthusiasts seeking a fast, obstacle-free trail with the option to cool off in the creek during the run. The event offers a ru..

The Skunk Ape Night Run is a 30K trail running event held at the Green Swamp Wilderness Preserve - West Tract in Dade City, Florida. This unique race features a diverse course that showcases Florida's varied terrains, including pasture lanes, mud, dirt roads, single-track trails, sugar sand, and fir..

The Hotter N' Hell Trail Run is a challenging trail race held at Oak Mountain State Park in Pelham, Alabama. Featuring 9- and 18-mile distances, the course includes climbs to the top of Double Oak Mountain and descents into Peavine Gorge, with an extra aid station near Peavine Falls to help runners..

NCTRaces: Palmer's is a trail running event held at Palmer's Landing near Solon Springs, Wisconsin, along the scenic North Country Trail by Lake St. Croix. The races feature a variety of distances including a 5K fun run, half marathon, marathon, and a unique 50/50 Mystery Ultra ranging between 50 ki..

Storm the Farm is a trail running event held at Briggs Outdoors, a working farm in Winona, Minnesota. The race offers multiple distances including 5k, 10k, 21k, 30k, and 43k trail races, catering to a wide range of trail runners. The course features loops with aid stations providing water, snacks, G..

The Big Butts race, hosted by the Mississippi Ultra and Trail Society (MUTS), takes place in Jackson, MS, at the Mississippi College Choctaw Trails pavilion. This trail event offers multiple distances: 100K, 100K Relay, 50K, and a returning 25K Fun Run. The course features 7.75-mile loops combining..

The McCoy Flat Death Race is a unique endurance running event held at McCoy Flats Trail Head in Vernal, Utah. Participants run a 4.1-mile course every hour on the hour, starting at 6:00 am. Runners must complete each lap within the hour to continue; failure to finish or start on time results in elim..

The Three Corner Rock PCT 50K is a point-to-point trail race along the iconic Pacific Crest Trail, running from the South Washington Cascades to the Columbia River Gorge. Organized by Wonderland Running, this 50-kilometer race features a scenic detour to Three Corner Rock, offering stunning 360-degr..

The Samar 8 Miler, held in Memphis, Tennessee, is a trail running event featuring an 8-mile course composed of two loops on the Wolf River Trails, known for their flat, runnable single-track terrain. The race also offers a 4-mile option with one loop. The course is marked with orange ribbons and fla..

The Jennie Hamilton Memorial 5 Mile Trail Run takes place at Stoney Run County Park in Hebron, Indiana. This trail race features a challenging 5-mile course marked with flags and arrows at major turns, including natural obstacles such as mud, bugs, and a pond crossing near the end, with a detour opt..

The Grand Rapids Trail Run, held at Robinette's Apple Haus & Winery in Grand Rapids, Michigan, offers a scenic and challenging trail experience with distances of 5K, 9K, 18K, and a 9K Ruck. The course features dirt and rooty single-track trails with a hilly terrain, including a 500-foot elevation ga..

Tough Mugu is a challenging trail running event held at La Jolla Group Campground in Point Mugu State Park, Malibu, California. It features two main distances: a 25k and a 10k course, both showcasing Southern California's stunning coastal mountain trails. The 25k course covers 15.75 miles with 2,427..

The Silverton Alpine Marathons, held in Silverton, Colorado, offer runners a challenging and scenic trail experience in the San Juan Mountains. Participants can choose from three distances: an 8-mile out-and-back, a marathon (~26.7 miles), and a 50K (~31.8 miles). The marathon and 50K courses follow..