Trail Running calendar near Potosi 2026-2027

A 15 km trail race at Castlewood State Park on January 31, 2026, running on maintained single-track with hills, switchbacks, and some flat sections. Post-race offerings include BBQ, snacks, beer for 21+, and possible live music.

Run the 9th Annual 963 Beulah Challenge, a night trail race capped at 75 runners in Greensfelder County Park, Wildwood Missouri, over a rugged 4.2 mile single track loop by headlamp. Choose 12.6 miles 25.2 miles or 50K and help support Gate..

Celebrate Valentine’s Day on the trails at Maramec Spring Park with Iron Heart, offering distances from 5K to 100 miles. Scenic singletrack, hot quesadillas at aid stations, and finisher awards make for a memorable winter run.

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.

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.

Double Chubb at West Tyson County Park serves trail lovers with 50K, 25K, 25K RUCK and 8M options. Expect rugged singletrack, full aid stations and a tough 25K ruck that requires carrying a minimum 20 pound pack for an extra endurance test.

Tackle scenic trails at Ozark Foothills Endurance Runs in Wildwood, MO, with races from a free kids mile to 100 miles over a weekend of trail challenges. The event is cup free and zero waste, so bring a mess kit.

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.

A noncompetitive ascent-only challenge on Mudlick Mountain near Patterson, MO, where hikers attempt eight climbs (about 21 miles total and 7,980 feet ascent) within twelve hours; shuttles return hikers to the base after each summit.

Bluffs Trail Runs invites trail lovers to scenic courses through Echo Bluffs and Current River State Parks with bluff and river views across distances from 5k to marathon. Chip timed event with custom shirts and handcrafted wooden medals.

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.

Run the rugged, forested 26.4 mile Berryman Trail loop from Berryman Campground in Mark Twain National Forest on May 16, with marathon or 50 mile two loop options. Continuously hilly single track, rocky roots and scenic stream crossings del..

A summer trail event at Beaumont Reservation featuring a technical half marathon and a steep 10K, rocky singletrack, fast jeep roads and significant climbing. Limited to 150 runners, with aid stations, post race food and awards for top fini..

An all-night trail running event at Indian Camp Creek Park offering a 10K plus timed six and nine hour ultra options on an approximately 6.7 mile loop of dirt and singletrack. Includes camping, race photos, medals and a cup free 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 Christmas-in-July six-hour endurance event at The Elbow Inn in Devils Elbow, MO, with free entry and donations for Operation Christmas Child; shaded 6-mile and 3-mile loops, one stocked aid station, costume and distance prizes.

Take on the Bad Dawg Ultra in mid August in Waynesville MO with multiple ultra options and a scenic 10 mile loop through rolling Ozark gravel roads. Support OneSolePurpose and help provide shoes to Title 1 elementary kids.

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.

The Corps of Discovery Trail Races will take place in Saint Charles on Saturday 29 August 2026. You can run between 5 and 13 miles.