Trail Running calendar near St. Louis 2025-2026

Take on the Frozen Chosin Challenge at Johnson Shut Ins State Park December 5 to 7, 2025, a rugged winter weekend honoring Korean War veterans. Choose 40 mile, 17 mile or 4 mile routes with steep trails, river fords and bivouac camping.

Run the Wild in the Woods at Broemmelsiek Park in Defiance MO on December 6, 2025, with a scenic 5 mile loop or a tougher 10 mile double loop. Enjoy a post race fire pit, snacks, live music, a complimentary beer for 21 plus and a custom giv..

Run scenic single track and greenway trails at the Wildwood Trail Marathon in Wildwood MO on December 6, 2025, with marathon and half marathon options. Finishers get a custom tee and medal, free digital photos and a catered post race lunch.

Join the 36th Pere Marquette Endurance Trail Run on December 13, 2025 in Grafton, Illinois. This 7.8 mile route winds through Pere Marquette State Park with hilly, scenic terrain plus pre race coffee, packet pickup in the lodge, and post ra..

Start the year on the trails with the Doomsday 5K at Cliff Cave County Park. This rolling dirt course rewards every finisher with a custom medal and practices reduced waste so bring your own mug for post race coffee. Open to all genders.

Brave winter trails at Creve Coeur Park on January 4, 2026 with the Shivery Icy Trail Run offering 1 mile to half marathon options plus virtual entries. Enjoy a finisher hat, hot drinks, live music and support Crohn and Colitis research.

Winter trail ultra at Beaumont Scout Reservation near High Ridge Missouri on January 17 and 18 2026. Tackle distances from 20 miles to 100 miles solo or join a 100 mile team relay on a rugged 20 mile loop with indoor aid and camping.

Run winter trails at the FROZEN STICK Trail Run in Glencoe, Missouri, offering 5 mile and 13.1 mile courses through Bluffview, Rock Hollow and Zombie Trails. Finish at LaSalle Middle School for indoor post race festivities and finisher swag..

Tackle 15 km of single track trails, climbs, and switchbacks at Castlewood State Park on January 31, 2026 as part of the Big River Trail Series. Celebrate with post race BBQ, a sweatshirt and finisher medal, beer and live music.

Run under the stars at the 963 Beulah Challenge, a capped night trail loop at Greensfelder County Park benefiting local trail groups. Choose from timed 3, 6 or 9 hour options on a rugged 4.2 mile single track loop with a central aid station..

Hit the scenic trails at West Tyson County Park with race options from 8 miles to 50K, plus a 25K ruck that requires a 20 pound pack. Friendly aid stations and finisher medals make this a rewarding spring trail challenge.

Take on trail challenges at the Ozark Foothills Endurance Runs in Wildwood MO, April 10 to 12, 2026, with distances from a kids mile to 100 miles and a Night 50K. Cup free event so bring your own plate and spork; pacers available.

Run the Green Park Viking Dash on April 18, 2026 with a family friendly 5K or 1 Mile Fun Run along Grant's Trail and nearby neighborhoods. Medals for all, proceeds benefit Green Park Lutheran School, and shirts for early registrants.

Join the Spring Sprung at Queeny Park for 5K, 10K, 10K Ruck and half marathon on scenic paved trails with tunnel and bridge crossings. Chip timing, finisher medals, race shirt and snacks support Rockwoods School District Cross Country.

Run a scenic, challenging loop in Mark Twain National Forest at the 26th annual Berryman Trail Races on May 16, 2026. Marathon and 50 mile options, with steady hills, rocky single track, creek crossings, and lively trail camaraderie.

Summer trail challenge at Beaumont Reservation near High Ridge MO with half marathon and 10K on rocky singletrack and jeep roads. Cupless event limited to 150 runners with post race food and ice cream.

Run through moonlit single track and open fields at Dark 2 Dawn Night Trail Races in Foristell MO on June 27 28 2026. Choose a 10K or timed 6 and 9 hour ultras, camp onsite and earn a custom finisher medal.

Join the Labor Day Slay on Saturday, August 29, 2026 at Queeny Park in St Louis for 5k, 10k, half marathon and 10K Ruck on fully marked trail loops. Expect chip timing, finisher medals, swag and race day packet pickup.

Join the Miles for Marshall 5K trail run and walk at Patriot's Park in Greenville to support childhood cancer efforts. Enjoy scenic trails, community spirit, and a meaningful cause this September 26, 2026.

Run the Babler Bongo 15K Trail Race at Babler State Park on October 24, 2026, with a ruck division for those seeking a weighted pack challenge. Finishers earn a custom Babler Bongo patch and a portion of ruck entries supports DOGS for our B..