Trail Running calendar near St. Louis 2026-2027

A three day stage trail race in Wildwood, Missouri from May 15 to 17, 2026. It covers roughly 21 miles, 26 miles and about 25K across Rockwoods and Greensfelder trails with creek crossings and scenic bluffs.

A forested single track loop in the Mark Twain National Forest offers a Marathon (one loop) and a near 53 mile 50 mile option over hilly terrain with stream crossings, cupless aid stations, and on course support.

Trail races at Pere Marquette State Park near Grafton, IL offering 12.5K, 25K and 50K on technical bluff trails with solo and buddy divisions. Awards include handcrafted artwork and the event follows a strict no refund policy.

Operation GRANITE X at Tri-Township Park on May 16, 2026 features 6 mile loops made of three two mile laps. Two divisions are offered, one with escalating weight and one focused on endurance.

Mud Factor returns to Brookdale Farms in Eureka, MO on June 6, 2026 with Adult and KIDZ Family Waves, required signed waivers and photo ID for adults, and a $10 cash spectator fee for festival access.

A backyard ultra in Bourbon Missouri where runners complete repeated 4.16 mile loops each hour until one runner remains. All proceeds support The Freedom 13, a nonprofit serving veterans and law enforcement.

An 82-mile team relay along the Katy Trail from St. Louis to Hermann on June 6, 2026. Teams of three or six split 18 legs across varied terrain with river views, bluffs and vineyard scenery.

Baby Shippey is a rugged trail event at Beaumont Reservation in High Ridge, MO offering a rocky half marathon and a steep 10k with technical terrain, aid stations, packet pickup at Cub World Building, and awards for top finishers.

An overnight trail event at Indian Camp Creek Park offering a 10K and timed six and nine hour ultra options on a roughly 6.7 mile loop with on-course aid, camping, and a cup free sustainability approach.

A 5K trail run at Adam Puchta Winery in Hermann, Missouri, routed through Vignoles and Estate Norton vines with a runner’s village, a downhill finish and wine slushies at the line; finisher medals are awarded.

A 5K gravel race on June 28 at Klondike Park in the St. Louis area, the event features trails with bluffs, a lake and views toward the Missouri River. Registration includes a custom singlet, post race breakfast and awards for overall and ag..

A trail race at Queeny Park on July 11, 2026 with an approximately 4 mile off road course, free bagels and beer, and a long sleeve tech race shirt. The event is supported by Fit4adventure Touring Company.

Timed loop event at Route 66 State Park in Eureka, MO. Runners complete measured 2.425 mile loops and 0.333 mile short loops within 3 hour or 6 hour limits with cupless aid and required lights for night running.

A continuous loop trail race at Indian Camp Creek Park offering 40 and 50 mile distances on a 3.1 mile loop with centralized aid, crew access, pacers allowed, and a 12 hour time limit.

A three-week series of 10K night trail races in Wildwood, MO with increasing climb each week; races on August 7, 14 and 21, 2026 include post-race snacks and a cup-free, zero waste approach.

Evening timed runs at Watershed Nature Center on a 1.01 mile mixed-surface loop. Choose a 6 hour or 3 hour event and see how many miles can be completed within the time limit.

A two person relay along the Ozark Trail combining trail running, mountain biking and paddling through the Mark Twain National Forest near Steelville, Missouri, with short and long course options and river finish scenery.

Loop based trail event at Cliff Cave Park on a marked 3.1-mile (5K) loop with a stocked aid station and varied terrain by the Mississippi River. Distances range from 5K to 50K and athletes may stop after any completed loop.

Continuous 40 or 50 mile loop racing on a 3.1 mile trail at Cliff Cave Park with a fully stocked aid station each lap and a 12 hour cutoff. The course features wooded hillsides, limestone bluffs and Mississippi River overlooks.

Trail event at Queeny Park on August 29, 2026 offering 5K, 10K, 10K Ruck and half marathon with chip timing, aid stations, finisher medal, T shirt, backpack and age group podium awards.