Trail Running calendar near Potosi 2025-2026

The Thunder Chicken 100K Stage Races is a challenging three-day trail running event held in Eureka, Missouri, at Camp Wyman. Runners can participate in individual races or the full stage race, which includes a 21-mile, 26-mile, and 25K course, each featuring rugged terrain, creek crossings, and scen..

The Bluffs Trail Runs, held in Eminence, Missouri, offers a scenic trail running experience through Echo Bluffs State Park and Current River State Park. The event features multiple race options, including a trail marathon, half marathon, relay races, 15K, 10K, and 5K distances, suitable for both sea..

The Ozark's Mountain Challenge is a unique fitness event held at Sam A Baker State Park in Patterson, Missouri. Participants aim to hike a total elevation gain of 7,980 feet—equivalent to Mount Olympus in Washington—by ascending Mudlick Mountain nine times within twelve hours. The course follows the..

The Berryman 50 Mile and Marathon Trail Races, taking place on May 17, 2025, in the scenic Mark Twain National Forest, offers runners a challenging experience on a historic 26.4-mile single-track loop. Participants can choose between a 50-mile race or a marathon, with aid stations located every 5 to..

Join us for the inaugural Rural Trail in Hédé-Bazouges on May 24, 2025! This event features a unique 10 km non-timed running course and a 10 km non-timed walking route, both designed to showcase the town's iconic sites while providing a blend of sport, nature, and heritage. Participants will travers..

The Baby Shippey will take place in High Ridge on Sunday 1 June 2025. You can run between 10 and 13 miles.

The Dark 2 Dawn Night Trail Races is an all-night trail running event held at Indian Camp Creek Park in Foristell, Missouri, on June 21-22, 2025. Organized by Terrain Trail Runners, the race offers multiple options: a 10K, a 6-hour, and a 9-hour timed ultra. Participants run on a scenic, approximate..

The Ultra Sweaty Santa is a unique endurance race held in Devils Elbow, MO, celebrating Christmas in July. Participants can join for 30 minutes to 6 hours on a scenic 6-mile crushed gravel loop alongside the Big Piney River. The event is free, with donations encouraged to support Operation Christmas..

Get Your Butt Kicked @ Route 66 is a timed ultramarathon event held in Route 66 State Park near Eureka, Missouri. Participants can choose between 3-hour and 6-hour races, running multiple laps on a measured 2.425-mile loop through wooded terrain. The course is flat and fast, suitable for both beginn..

The Bad Dawg 100/50/100K/50K is an ultra endurance running event taking place in Waynesville, MO, on August 16, 2025. This race features multiple distances, including 100 miles, 100K, 50 miles, 50K, and a 12-mile run/ruck, catering to both seasoned ultra runners and newcomers. The event aims to supp..

The 3 Legged Monster Race is an exciting relay event taking place on August 16, 2025, along the scenic Ozark Trail in Missouri. Teams of two will compete in three distinct legs: trail running, mountain biking, and paddling. Participants will navigate through the beautiful landscapes of the Mark Twai..

The Corps of Discovery Trail Races, organized by the St. Louis Track Club, are held annually in the Weldon Spring Conservation Area. The event features multiple race options, including a half marathon, 8-mile, and 5-mile races, with the 2025 edition scheduled for August 30th.The courses wind along s..

The Rockin' Rockwoods 53K and 1/2 Marathon is an annual trail running event taking place on September 13, 2025, at Greensfelder County Park in Wildwood, Missouri. Participants can choose between a challenging 53K or a 1/2 Marathon, with a new Ruck division option for the half marathon, requiring com..

The Devil's Toll Race is a challenging 13-mile trail event held in the rugged landscapes of Missouri’s Ozark Trail. Participants can choose between running or hiking, either solo or in teams of two. The course features steep climbs, rocky terrain, and stunning vistas, including the highest point in..

The Frog Hill Half Marathon, along with the 10k and 5k races, is set to take place on October 4, 2025, in Waynesville, Missouri. This family-friendly event features a scenic course along the banks of the Roubidoux River, showcasing the beautiful fall colors of the Ozarks. Participants can enjoy a fl..

The DeClue Loops Trail Race is an annual running event held in Greensfelder Park near Wildwood, Missouri. Participants can choose from multiple distances, including 8 miles, 16 miles, a full marathon (26.2 miles), or a 50K ultramarathon, all on the scenic DeClue Trail, an 8.2-mile loop featuring rol..

The Minnie Ha Ha 6 & 12 Hour Run is an annual timed race held at Minnie Ha Ha Park in St. Louis, Missouri. Participants can choose between a 6-hour or 12-hour race on a USATF-certified, 1.17-mile paved loop course that offers scenic views of the Meramec River and surrounding fall foliage.The event f..

The Lion King Backyard Ultra is an ultramarathon race held at Lions Club Park in Rolla, Missouri. Participants run a 4.167-mile trail loop every hour, day and night, with no predetermined end time. The race continues until only one runner completes a lap more than all others, crowning the last finis..

The Babler Bongo 15K Trail Race, taking place at Dr. Edmund A. Babler Memorial Park in Wildwood, MO, is an exciting trail running event scheduled for October 25, 2025.This race features a 15K trail run and a new 15K RUCK option, where participants carry a weighted backpack. The course includes a loo..

The Ozark Trail 100 Mile Endurance Run is a renowned ultra-marathon held in the Mark Twain National Forest near Steelville, Missouri. Covering nearly 101 miles of pristine Ozark single-track trail, the race features approximately 12,000 feet of elevation gain, stream crossings, and technical terrain..