Trail Running Calendar Missouri 2025-2026

The Ultra Sweaty Santa is an annual endurance running event held in Devils Elbow, Missouri, celebrating Christmas in July with a 6-hour race on a shaded 6-mile crushed gravel loop alongside the Big Piney River near Old Route 66. Participants can run for 30 minutes, 3 hours, or the full 6 hours, with..

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 Run for Raptors Trail Race is an annual event held at Camp Lake of the Woods in Swope Park, Kansas City, MO. The 2025 race offers three distances: an 11K trail run, a 5K trail run, and a 5K trail walk. The course features scenic Swope Trails with natural obstacles like roots, rocks, and fallen l..

The Kansas City Backyard Ultra is a unique endurance running event held at Mill Creek Park on the Country Club Plaza in Kansas City, Missouri. The race features a challenging loop course of four 1-mile laps (4.16667 miles total) on a smooth trail surface. Runners must complete each loop within one h..

Bad Dawg Ultra is an endurance running event held annually in Waynesville, Missouri, featuring multiple race distances including 100 miles, 100k, 50 miles, 50k, and a 12-mile run/ruck. The course is a 10-mile out-and-back loop with rolling Ozark hills and flat gravel paths lined with trees, offering..

The 3 Legged Monster Race, held in the Mark Twain National Forest near Steelville and Leasburg, Missouri, is a unique relay event featuring running, mountain biking, and paddling legs for teams of two. The race showcases the scenic Ozark Trail, with running through hardwood forests and bluff overloo..

The Royal Oaks Sunrise Trail Race, held in Kirksville, Missouri, offers a scenic off-road running experience on Northeast Missouri’s premier trail system. Participants can choose between a 10K run or a 3-mile walk, both starting and ending at the Royal Oaks Trailhead in the Big Creek Conservation Ar..

The Leaky Hourglass Ultra is a unique Last Man Standing ultramarathon held in Half Way, Missouri, about 20 miles north of Springfield. Participants run multiple 4.167-mile out-and-back laps on a chip-sealed rural highway featuring rolling hills and approximately 250 feet of elevation gain per lap. T..

The Corps of Discovery Trail Races, hosted by the St. Louis Track Club, take place annually in the scenic Weldon Spring Conservation Area near Saint Charles, Missouri. The event offers three distances: a 5-mile Clark Trail, a new 8-mile Lewis Trail, and a half marathon combining both trails for a to..

The Rockin' Rockwoods 53K and 1/2 Marathon is an annual trail running event held at Greensfelder County Park in Wildwood, Missouri. Featuring a challenging course on the scenic Green Rock Trail, the race includes a 53K ultra, a half marathon, and a half marathon ruck division where participants carr..

The Devil's Toll Race, held in Middle Brook, Missouri, is a challenging 13-mile event across rugged terrain on the Ozark Trail. Participants traverse from Taum Sauk Mountain, Missouri's highest point, past Mina Sauk Falls and the Devil’s Toll Gate rock formation, continuing over Proffit and Wildcat..

The FLATS Trail Half Marathon in Kirksville, Missouri, is a scenic 13.1-mile point-to-point race along the shores of Forest Lake. The course features a mix of hills, rocks, roots, fast singletrack, and water crossings, offering a moderately challenging trail run with beautiful fall foliage views. Ru..

The Frog Hill Half Marathon, held in Waynesville, Missouri, offers a family-friendly running event featuring a half marathon, 10k, and 5k races, plus a unique Frog Hill Challenge. The courses are chip-timed and mostly flat, with an out-and-back route that showcases scenic views along the Roubidoux R..

The Trail du Rocher - Leopold will take place in Leopold on Saturday 4 October 2025. You can run between 15 and 33 kilometers.

Trailfest, hosted by Fleet Feet Springfield, is a trail running event held at Two Rivers Mountain Bike Park in Highlandville, Missouri. Scheduled for October 5, 2025, it offers three race distances: 5K, 10K, and a half-marathon. The course features technical, rocky, root-filled, and hilly terrain, a..

Rock Bridge Revenge is a trail running event held at Rock Bridge State Park in Columbia, Missouri. It offers two distances: a 25K and a 50K, with the 50K consisting of two loops of the 25K course. The course features 100% single-track trails with varied terrain and creek crossings, including the Dev..

The DeClue Loops Trail Race is a premier trail running event held in Greensfelder Park, Wildwood, Missouri. The race features a scenic 8.2-mile loop starting and ending near the park's Visitor Center, with runners moving counter-clockwise. Participants can choose from multiple distances: 8 miles (1..

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 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..

Tom Sawyer's Trial by Trail is a challenging 10K trail race held at the scenic Sodalis Nature Preserve in Hannibal, Missouri, known as America's Hometown. The course features a mix of technical single track, double-wide dirt paths, and paved walking trails, with a demanding 900 feet of elevation gai..