Trail Running calendar near Des Peres 2025-2026

Queeny Backyard Ultra is a Last Person Standing ultramarathon held at Queeny Park in Saint Louis, Missouri, hosted by Terrain Trail Runners - STL. The backyard-style ultra uses a loop-based format, with participants repeating laps until only one runner remains. Distances are defined by loops: 12–18..

The Schon Park 3/6/9 Endurance Runs, hosted by Ultra Bound Coaching, take place in Glen Carbon, Illinois. This timed event offers three durations: 3, 6, and 9 hours, where participants run loops on a 1.5-mile paved course featuring rolling hills. Runners aim to cover the greatest distance within the..

The Ozark Foothills Endurance Runs, held in Wildwood, Missouri, offer a variety of trail running events ranging from a Kids Fun Run to ultra distances including 100 miles, 100K, 50 miles, and 50K, as well as a unique Night 50K. Additional races include a marathon, 25K, and a 25K ruck. The event emph..

The Double Chubb is a trail running event held at West Tyson County Park in Eureka, Missouri, offering 50K, 25K, and 8-mile distances. The race features a relaxed atmosphere with a roughly nine-hour cutoff time and multiple aid stations stocked with standard ultra foods and hydration options. Partic..

The Berryman 50 Mile and Marathon Trail Races take place at Berryman Campground in the Mark Twain National Forest, between Steelville and Potosi, Missouri. Competitors tackle the historic Berryman Trail, a roughly 26.4‑mile single‑track loop, with one loop for the Marathon and two loops for the 50‑M..

Baby Shippey, part of The Shippey Endurance Runs, is held at Beaumont Reservation near High Ridge, Missouri. The event offers two challenging distances: a Half Marathon of about 13.05 miles with roughly 2,390 feet of elevation gain, and a 10K of about 6.1 miles with around 1,155 feet of climbing. Ru..