Trail Running Calendar Missouri 2025-2026

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

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 Busiek Crazy 8s is a running event held at Busiek State Forest and Wildlife Area in Highlandville, Missouri. Participants can choose between 4-hour and 8-hour race options, offering a challenging endurance experience. The course takes place in a scenic natural setting, providing runners with a t..

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..

The Babler Bongo 15K Trail Race and 15K RUCK take place at Dr. Edmund A. Babler Memorial State Park in Wildwood, Missouri.This event features a challenging 15K loop course connecting several trails—Dogwood, Woodbine, Hawthorn, and Equestrian—with about 1,350 feet of elevation gain. It welcomes both..

The Ozark Trail 100 Mile Endurance Run is a challenging ultra-running event held in Steelville, Missouri, traversing 101 miles of the pristine Ozark Trail through Mark Twain National Forest. Celebrating its 17th year, the race features nearly continuous single-track trails with about 12,000 feet of..

The SKIPPO Trail Race is a popular two-day trail running event held at Castlewood State Park in Ballwin, Missouri. Established in 2009, it features multiple race distances including a 10k, half-marathon, 30k, and challenge events combining these distances (10k - Half Marathon Challenge and 40k Chall..

The 4 Fore 30 Infinity Backyard Ultra is an endurance running event held in Macks Creek, Missouri. Following the Big's Backyard Ultra format, runners complete a 4.1667-mile (6.7 km) loop every hour, starting at 7:00 AM, with each loop beginning precisely on the hour. Participants must finish each lo..

The Wild in the Woods Trail Race, part of the Big River Trail Series, takes place at Broemmelsiek Park in Defiance, Missouri. The event offers two distances: a 5-mile single loop and a 10-mile double loop through scenic wooded trails. Known for its welcoming atmosphere, the race features post-race f..

The Wildwood Trail Marathon, hosted by Terrain Trail Runners, takes place in Wildwood, Missouri, starting and finishing at LaSalle Springs Middle School. Scheduled for December 6, 2025, the event offers both marathon and half-marathon distances on scenic trails in West County, St. Louis.The courses..

Last Chance Ultra is an annual trail running event held in Springfield, Missouri, offering a variety of distances including 100 miles, 100K, 50 miles, 50K, and a 10-mile race. Taking place over two days in early December, it provides runners a final opportunity to log miles and compete before the ne..

The Shippey Endurance Runs is a challenging ultra marathon event held at the Beaumont Scout Reservation near High Ridge, Missouri, just outside Greater St. Louis. The race features multiple distances including 100 miles, 100 kilometers, a 40-mile night run, a 20-mile run, and a 100-mile 5-person rel..

The Bleak Midwinter Endurance Run is an annual timed endurance event held at the Sac River Mountain Bike Trails near Springfield, Missouri. Participants can choose from 12, 6, 3, or 1-hour run options on a new 4.15-mile loop featuring moderately technical single-track terrain with rocks, roots, and..

The Castlewood Cup will take place in Ballwin on Saturday 7 February 2026. You can run 15 kilometers.

The 963 Beulah Challenge is an annual night trail running event held at Greensfelder County Park in Wildwood, Missouri. Participants choose from 3-, 6-, or 9-hour timed races on a 4.2-mile single-track loop featuring approximately 397 feet of elevation gain and loss per lap. The course is rugged wit..

Iron Heart is a multi-distance running event held in St. James, Missouri, featuring a wide range of race options including 5K, 10K, 15K, 20K, 5M, 10M, 15M, 20M, 50K, 50M, 100K, and 100M distances. The event offers both shorter and ultra-distance races, catering to runners of various levels and endur..

The Flat Branch Ultra is a 50K trail race held annually in Columbia, Missouri, typically on the third Saturday in February. Starting and finishing at Martin Luther King Jr. Memorial Park, the course features a scenic rails-to-trails route along the Missouri River, passing beneath towering bluffs and..

The Queeny Backyard Ultra is a unique endurance running event held at Queeny Park in St. Louis, Missouri. This "last person standing" style race challenges participants to complete repeated loops of approximately 4.167 miles each hour until only one runner remains.The 2026 edition offers a "Silver T..

The Hard Times Trail Run in Willard, Missouri, is known as the toughest footrace in Greene County, featuring an 8-mile loop course with over 1,000 feet of elevation gain. The course offers a mix of runnable sections, challenging climbs, thrilling downhills, small creek crossings, and some briars, wi..

The Wolf Creek Trail Run, hosted by the Poplar Bluff Chamber along with the PB Kiwanis Club and US Forest Service, is an annual event held at the scenic Wolf Creek Bike/Hike Trail in Poplar Bluff, Missouri. The 13th edition, scheduled for April 4, 2026, offers a half marathon, a 6K run, and a 1.7-mi..