Trail Running Calendar Missouri 2026-2027

Backyard Ultra at Mill Creek Park in Kansas City features the Last Runner Standing plus 3, 6, 9 and 12 hour timed events on a 1-mile looped trail.

Three 10K night trail races in Wildwood MO with increasing climb per mile across a three week series, organized by Terrain Trail Runners.

A paved out and back running event on the Spirit Trail in Knob Noster, Missouri. Distances include 5K, 10K, 15K and 20K, and all finishers receive a medal.

A multi-distance loop trail event in Waynesville, MO on August 15–16, supporting OneSolePurpose with aid stations, camping, and pacer rules for the longest distances.

A three-leg relay on the Ozark Trail near Steelville MO combining running, mountain biking and paddling for teams of two with proceeds supporting the Ozark Trail Association.

Looped trail events at Cliff Cave Park near St Louis offering flexible 5K to 50K format plus continuous 40 and 50 mile challenges with central aid and lap timing.

A continuous 3.1-mile loop trail race at Cliff Cave Park with rolling hills, river overlooks, and a fully stocked aid station each lap. Options are 40 or 50 miles with a 12-hour cutoff and designated crew and pacer access.

Trail races in Kirksville, Missouri offering 10K and 5K off road courses with sunrise views of Forest Lake and proceeds benefiting the local trail system.

A five kilometer trail run and a one mile run or walk in downtown Crane, Missouri, hosted by Discover Crane with proceeds to the Crane City Pool. Packet and T shirt pickup available; register by August 2 to guarantee a shirt.

A Last Man Standing race in Half Way, Missouri where each 4.167 mile lap reduces the cutoff by one minute until one runner remains.

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.

A fundraising obstacle event at Lexington High School featuring a two-loop 5K with repeated obstacles and a 1 mile fun run with slip n' slide elements. Proceeds support the Lexington Cross Country team and registrants receive a race shirt.

Trail races of 5k and 10k run through the Ozark Mountains at Howler Bike Park on August 29, 2026. The routes cross rugged, uneven trails and pass native rock and forest features.

Trail runs and a ruck event at Queeny Park on September 5, 2026. Events include chip timing, lap aid stations, finisher medals, age group awards, event shirts and backpacks.

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.

The 13th Annual Get Outdoors 6.6K at Watkins Mill State Park follows a certified loop around the 100 acre Williams Creek Lake through forested fall colors. In-person and virtual options include a shirt, bib, medal and two guided tour passes..

Trail races at Greensfelder County Park featuring a 53K, a 13.1 mile trail half marathon and a ruck division on technical singletrack with aid stations and a 10 hour limit.

Little Heroes Park in Walnut Shade, MO holds a running event on September 26, 2026 offering a 2K fun run and a hilly 5K; registration runs May 18 to September 26 and the entry fee is $35.

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 festive October race at Legacy Park in Cottleville offering 1 mile, 5K, 10K and virtual options with glow in the dark medals, costume encouragement, post-race food and awards across multiple age groups.