DeClue Loops Trail Race 2026

The race.

The DeClue Loops Trail Race takes place October 10, 2026, in Greensfelder Park near Wildwood, Missouri. Runners choose from four distances on the DeClue Trail loop: 8 miles, 16 miles, 26.2 miles (marathon), or 32 miles (50K). The 8-mile and 16-mile races start at 8 a.m., while the marathon and 50K begin at 7 a.m., with a 5 p.m. race cutoff. All runners must begin their final loop by 2:30 p.m. The course features rolling hills and technical terrain with aid stations offering Tailwind sports drink, water, and snacks. Finishers receive race swag if registered by September 25. Top male and female finishers earn awards in each distance category. The St. Louis Track Club organizes the event.