Trail Running calendar near St. Louis 2026-2027

A team obstacle run at Meramec Adventure Ranch featuring a 9 mile course with 50 plus obstacles and a 2.3 mile fun-run option. Teams stay together, face land and water challenges including two swims, and carry a provided egg while supportin..

A 5K obstacle run at Brookdale Farms in Eureka, MO on June 6, 2026 with Adult and KIDZ Family waves, sale pricing noted, required signed waiver and photo ID for adults, and a spectator fee for festival area access.

An hourly loop endurance race at Missouri Freedom Camp on June 6, 2026, where runners complete a 4.16 mile loop each hour until one remains. Proceeds benefit The Freedom 13 veteran support organization.

An 82-mile, 18-leg team relay along the Katy Trail from St. Louis County to Hermann, with six- and three-person team options, mixed division choices, and included post-race dinner and beverage.

Baby Shippey on June 7, 2026 in High Ridge, MO runs rugged trail courses: a roughly 13-mile half with about 2,390 feet of climb and a 6-mile 10k with about 1,100 feet of climb.

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, with a course that passes rows of Vignoles and Estate Norton vines and includes a second lap. The downhill finish features a Puchta Slushy trailer and finisher medals.

The Summer Sizzler Gravel Race on June 28, 2026 at Klondike Park in Augusta, Missouri is a timed 5K on gravel trails with lake and bluff views. Registration includes a custom singlet, post race breakfast, and locally designed awards.

Five trail races at Castlewood State Park run July 2 to August 27, 2026, with distances from 8K down to 4K. Series entries include a shirt and medal, points determine series awards, and postrace food and drinks are provided.

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 3 hour and 6 hour races on a measured 2.425 mile loop through shaded woodlands at Route 66 State Park. The event is cupless with the Forest Shelter as the main aid station and requires personal hydration and lights for night running.

Loop-based trail event at Indian Camp Creek Park where runners complete repeated 3.1 mile loops, choose their distance, and use a central, fully stocked aid station; every completed loop is recorded and honored.

A three-week night trail running series in Wildwood, MO on August 7, 14 and 21, 2026 featuring three *10K* races with increasing climb per mile. Runners may enter the full series or individual events and fee waivers are available.

Timed 6 hour and 3 hour endurance runs on a 1.01 mile loop at Watershed Nature Center in Edwardsville, IL, with a mixed crushed limestone and pavement surface. Field limited to 120; proceeds support the nature center.

A three-leg relay on the Ozark Trail for two-person teams, combining trail running, mountain biking and paddling through the Huzzah area and Meramec waterways. Proceeds benefit the Ozark Trail Association.

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.

A continuous loop trail race at Cliff Cave Park on a 3.1 mile (5K) loop with fully stocked aid each lap. Distances are 40 miles and 50 miles with a 12 hour time limit.

The Labor Day Slay at Queeny Park on August 29, 2026 features 5K, 10K, 10K Ruck and a half marathon on marked trails with chip timing, lap aid stations, finishers medals and age-group awards.

Trail races at the Lewis and Clark Trailhead near St Charles include a 13.1 miles half plus separate 8 miles and 5 miles loops. Aid stations offer water and Tailwind and each runner receives a reusable cup at packet pickup.

An open 5K running event in Forest Park, Saint Louis, on 12 September 2026 with a $15 entry fee; the festival also features high school cross country competition and open registration from 23 April 2026.