Trail Running calendar near Defiance 2026-2027

A three week night trail series in Wildwood MO featuring three 10K races with increasing climb rates, finisher stickers and post race snacks. The series partners with the Trail Mix Fund and follows a zero waste pledge.

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 three leg relay for teams of two on the Ozark Trail combining trail running, mountain biking, and paddling. Short and long course options are offered and proceeds support the Ozark Trail Association.

A monthly timed 5K pub run series on the Katy Trail from Good News Brewing in Defiance, Missouri. Events run April through October with an open start, free beer for participants 21 and older, and new 2026 features like a loyalty program.

Hit the shady trails of Queeny Park for this Labor Day weekend event featuring a 5k, 10k, half marathon, and a 10k ruck. All finishers receive a custom medal and backpack, with age group awards for top performers. It's a shared, fully marke..

Experience the natural beauty of the Weldon Spring Conservation Area with these trail races along the Missouri River bluffs. Choose from three distances featuring the scenic Lewis and Clark loops.

Participate in an open 5K cross country race through the scenic grounds of Forest Park in St. Louis. Stay to watch top high school athletes from across the Midwest compete in this premier regional running festival.

A monthly timed 5K pub run on the Katy Trail from Good News Brewing in Defiance, Missouri, with a complimentary beer for registrants 21 and older and post‑race bar and pizza options.

This trail run/walk in Greenville's Patriot's Park is a 5K event supporting childhood cancer research. It takes place on scenic trails and is inspired by a personal story of courage.

Trail races at Greensfelder County Park on September 26, 2026 offering 53K, half marathon and half marathon ruck on technical single track with significant elevation gain, four stocked aid stations, finisher medals and post race food.

Run the scenic Katy Trail with 5k 10k or half marathon options followed by a celebration at The Wine Cafe featuring whiskey sampling coffee and local donuts in St. Charles.

A 13 mile trail event on rugged sections of the Ozark Trail from Taum Sauk Mountain to Johnson Shut-ins State Park, offered as both a run and a hike and held to raise funds for the Ozark Trail Association.

A backyard ultra at Lions Club Park where runners repeat a 4.167 mile loop each hour on dirt by day and paved at night until one runner completes one more lap than the rest. Awards, on site aid, and partial profits support suicide preventio..

Experience technical trails and rolling hills at Greensfelder Park with distance options ranging from 8 miles to a 50K ultra. This cup free event features a repeating loop format through scenic Missouri woodlands.

Event Details This is the second annual Backyard Ultra marathon in New Town, Missouri. It takes place in October. Course Format The event involves runners completing a loop of 4.17 miles each hour. Participants have until the start of the n..

Timed 12, 6 and 3 hour endurance runs on a USATF certified 1.17 mile paved loop at Minnie Ha Ha Park in St. Louis. Cupless event with an adjacent aid station, chip timing, and finishers medals.

A monthly timed 5K pub run series on the Katy Trail from Good News Brewing in Defiance, Missouri. The event uses an open start format and offers a free beer for participants 21 and older plus on site food and extended bar hours.

Experience the first foot race at Dr. Edmund A. Babler Memorial State Park with a 15 km trail run or a 20 lb weighted ruck division in Wildwood, Missouri.

An 18th annual **101-mile** point-to-point ultramarathon near Steelville, Missouri, on technical single-track with about 12,000 feet of climb, 13 aid stations, drop bags, crew access, and pacer options; 2026 Missouri RRCA State Ultra Champi..

Test your endurance at Turkey Ridge with a timed trail race in Wildwood. Complete as many 1.8 mile loops as possible in two or four hours while navigating 347 feet of elevation gain per lap.