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Corps of Discovery Trail Races

Saint Charles, United States • 30 Aug 2025

The Corps of Discovery Trail Races, hosted by the St. Louis Track Club, take place in the scenic Weldon Spring Conservation Area near Saint Charles, Missouri. The event offers three distances: a half marathon (13.1 miles), an 8-mile race, and a 5-mile race.

The half marathon course combines the 8-mile Lewis trail and the 5-mile Clark trail, winding along Missouri River bluffs, hardwood ridges, and hollows. The 8-mile and 5-mile races cover one loop of the Lewis and Clark trails, respectively. The course is marked and open to other trail users.

Participants receive a t-shirt and finisher's medal if registered early. The race promotes sustainability as a cup-free event with aid stations providing water and nutrition. Visit the organization's website for the most recent information.

United States Missouri Saint Charles

Race information

Website
13 mi
Half Marathon
8 mi
8 Mile Race
5 mi
5 Mile Race
Visit the organization's website for the most recent information.
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