Trail Running calendar near Middle Brook 2026-2027

A 15K loop trail race in Babler State Park with a 15K ruck division requiring a minimum 20 lb pack, one unmanned water drop, cup free provisions, limited to 75 entrants and paired with a fund to assist under-served runners.

A point to point ultramarathon of about 101 miles on the Ozark Trail through the Mark Twain National Forest, featuring fixed trail markers, 13 aid stations, varied terrain and about 12,000 feet of elevation gain.

A Halloween 3.5 miles trail run at Otahki Lake KOA on October 31, 2026 that raises funds for the Care Camps Foundation, with a limited event shirt, participation medal, snacks, and trophies for the top three finishers.

Two days of trail racing at Castlewood State Park in Ballwin, Missouri offering 10k, half marathon, 30k and multi-distance challenges plus a Saturday 10k team competition and age group awards.

An annual 5K trail fundraiser at Cahokia Mounds State Historic Site on November 8, 2026. The 3.1 mile course runs over paved, wooded and grassy terrain and supports community outreach and educational programs.

Timed trail event on 11/28/2026 at Turkey Ridge in Wildwood with a 1.8 mile loop and 347 ft elevation gain per loop. Two time categories let runners complete as many loops as possible in 2 or 4 hours.

Celebrate Thanksgiving in St. Louis with this annual running event featuring multiple distances from a half marathon to a kids dash. Enjoy chip timing designer shirts and custom medals for all participants.

A team focused winter trekking event at Johnson Shut-Ins State Park from December 4 to 6, 2026. Three courses range from a wheelchair accessible 4 mile walk to multi day 40 mile and 17 mile treks, honoring Korean War service members.

Wildwood Trail Marathon in Wildwood, Missouri on December 5, 2026 offers marathon, half marathon and 10K trail courses on mostly singletrack with multiple aid stations, a cup free policy and post race food for registered participants.

Wild in the Woods is a trail race at Broemmelsiek Park on December 5, 2026, with 5 mile and 10 mile loop options. The event includes live music, a complimentary beer for ages 21 and over, snacks and a bonfire.

A winter trail series at Rockwoods Reservation near Glencoe, Missouri across three dates from Dec 19, 2026 to Feb 13, 2027. Events range from 4 miles and 8K up to a half marathon with finisher medals, shirts, chip timing and live tracking.

A 5K trail race at Cliff Cave County Park in St Louis featuring short paved sections and a dirt loop on Spring Valley Trail with rolling hills. Online and race day registration options are available and the event follows a cup free sustaina..

A Midwest winter ultramarathon in Missouri on January 16 and 17 2027 offering multiple trail distances from 20 miles to 100 miles, including a night 40 miler. The event is managed by PR Racing and alternates course direction by year.

Castlewood Cup is a *15 km* trail race at Indian Camp Creek Park on January 30, 2027, featuring a post-race BBQ, beer for those 21 and over, live music weather permitting, finisher medal and photos; it is part of the Big River Trail Series.

Trail event at Maramec Spring Park in February 2027 offering distances from 5K to 100 miles, on two named park trails with aid, camping, and awards including buckles for the longest distances.

A timed loop trail event at Greensfelder County Park with 9, 6 and 3 hour options on a 4.2 mile single-track course; limited to 75 runners, no crew or pacers allowed, and a portion of proceeds supports local trail maintenance.

Winter trail event at Rockwoods Reservation in Glencoe Missouri offering a 5 Mile and a 13.1 Mile course. Organized by Rockinator Racing as the Stick Season finale with chip timing, aid stations, on course tracking and post race awards.

A Last Person Standing backyard ultra at Queeny Park in St. Louis on March 5, 2027, run on a roughly 4.19-mile loop over mixed surfaces. The winner earns a Silver Ticket entry; finishers can earn challenge coins based on loops completed.

Wolf Creek Trail Run in Poplar Bluff, MO on March 27, 2027 offers a half marathon, a 6K and a 1.7 mile Walk The Forest to raise funds for Kiwanis Bacon Memorial Park. The event includes shirts and medals.

Trail races at West Tyson County Park with 50K, 25K, 25K RUCK and 8 mile options; the ruck requires a 20 pound minimum and aid stations are cup free so bring your own water.