Ozark Foothills Endurance Runs

APR
10-11
2027
Looped trail races at Greensfelder County Park in Wildwood, Missouri, on technical single-track trails with distances from a 1 mile kids run up to 100 miles.
10-11 Apr 2027
100 miles 100 kilometers 50 miles 50 kilometers 26 miles 25 kilometers

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Ozark Foothills Endurance Runs

Held April 10-11, 2027 at Greensfelder County Park in Wildwood, Missouri, the Ozark Foothills Endurance Runs offers multiple looped trail distances on predominantly single-track trails.

The course uses some of the region's top-rated trails. Terrain varies from steep grades to rolling hills and includes sections with roots and rocks. More than 80 percent of the route is single-track. The event includes a night running option and a ruck option alongside standard running distances.

Distances offered:

  • 100 Mile
  • 100K
  • 50 Mile
  • 50K
  • Night 50K
  • Marathon
  • 25K
  • 25K RUCK
  • 1 Mile Kids Fun Run

Organizers provide pre-race information and maintain a swag shop. There is a hosting arrangement with a nearby Drury Inn & Suites St. Louis Southwest hotel, located about a 15 minute drive from Greensfelder Park. Greensfelder County State Park also offers tent camping, RV hook ups, and showers. Other nearby towns to consider for lodging include Wildwood, Ballwin, Fenton, Chesterfield, and Ellisville.

The event notes a Trail Mix Fund option for eligible applicants from BIPOC or LGBTQ+ communities to have registration fees waived. Visit the organization's website for the most recent information.

Events nearby

4 or 8 mile trail run or walk in St. Louis followed by a 90 minute screening of seven short films with food and social time at Muckerman Shelter.
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.
Trail races in Wildwood, MO on Dec 5, 2026 offering marathon, half and 10K on mixed single track and gravel; cup free event with aid stations and post race food.
A December trail race at Broemmelsiek Park offering 5 mile and 10 mile loop options, post-race music, snacks, a bonfire, and entry fees listed for each distance.
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