Trail Running calendar near St. Louis 2026-2027

A night trail event at Greensfelder County Park with three timed race options on a 4.2 mile single track loop. Part of the proceeds support local trail maintenance and entries are limited to 75 runners.

A 15 km trail race at Castlewood State Park in Ballwin, Missouri on February 21, 2026. The course follows well maintained single track with hills, switchbacks and some flat sections and the 15 km entry is listed at $69.

A winter trail 10K in Upper Creve Coeur Park on February 22, 2026 featuring single track trails, a parade loop on Streetcar Drive, a custom finisher beer mug, and post race beer from Urban Chestnut.

A winter trail race series in Glencoe, Missouri from December 27, 2025 to February 28, 2026 featuring varied road and single track courses and a half marathon finale. Series registration includes swag and scoring toward finale awards.

Quivering Quads at Cuivre River State Park offers scenic bluff views, creek crossings and steep climbs with half marathon and 8 mile options. Field limited to 400; finishers receive a long sleeve shirt, medal and post race food and beer.

Trail races at West Tyson County Park near St Louis with 50K, 25K, 25K ruck, and 8M options, multiple aid stations, a cup free policy, and a new 25K ruck requiring a 20 pound minimum pack.

A multi-distance trail event in Wildwood MO offering ultramarathon, marathon, 50K and shorter options plus a ruck category and a kids fun run. Registration runs June 6 2025 through March 29 2026 with staged price increases.

Join the Green Park Viking Dash on April 18 in Saint Louis for a fun 5K and 1 mile run or walk starting at Green Park Lutheran School. Enjoy neighborhood and Grant's Trail scenery while supporting the school's Viking Village.

Take on a spring trail challenge at Queeny Park in Ballwin on May 2 2026 with 5K, 10K, 10K ruck and half marathon options on shaded gravel trails. Professional chip timing, medals, shirts and finish line photos make it a rewarding day for r..

Tackle rugged bluffs, forested ravines, and long climbs at The PIASA trail race in Pere Marquette State Park. Choose 12.5K, 25K, or 50K and run solo or side by side in the buddy division on demanding singletrack near St Louis.

Three days of trail stages at Greensfelder County Park near Wildwood Missouri, with roughly 21 miles, 26 miles and 25K of technical singletrack, creek crossings and significant elevation gain. The event is cup free and includes stage medals..

Trail races at Berryman Campground on May 16, 2026 offer a forested 26.4 mile loop. Choose one loop for a Marathon or two loops for a 50 Mile race, with aid stations, a cupless policy, and finisher medals for completed loops.

A team-based trail relay in Saint Louis covering 82 miles, offered in six-person and three-person formats with staffed transition zones, on-course support, and post-race refreshments.

Baby Shippey is a summer trail run at Beaumont Reservation near High Ridge Missouri offering a rugged 13.05 mile half and a 6.1 mile 10K. The courses feature rocky traverses, steep climbs, loose gravel switchbacks and fast jeep roads.

An all-night trail event at Indian Camp Creek Park offering a 10K plus 6- and 9-hour timed loop ultras, onsite camping, free digital photos, aid at the start/finish and a cup-free race policy.

Run a 5K through picturesque vineyards at Adam Puchta Winery in Hermann, MO, finishing with a downhill stretch and a wine slushy. Early registrants get a T shirt, swag bag and finisher medal.

A three leg team relay on the Ozark Trail combining trail running, mountain biking and paddling through Mark Twain National Forest. Short and long course options include river paddling along Courtois and Huzzah Creeks toward the Meramec Riv..

Tackle the Labor Day Slay at Queeny Park on August 29, 2026 with 5K, 10K, 10K Ruck or half marathon options on a marked trail loop that all start together. Expect chip timing, aid stations and a finisher medal.

Trail races on the Lewis and Clark trails at Weldon Spring Conservation Area offer a Half Marathon, 8 Mile and 5 Mile course with marked routes, aid stations, a four hour cutoff and parking at the Weldon Spring Interpretive Site.

Join the Miles for Marshall 5K trail run and walk on Saturday, September 26, 2026 at Patriot's Park in Greenville to support childhood cancer research and families. Run or walk scenic trails with community spirit and purpose.