MARATHON START:
Pacific Palisades Conservation Area (50 Franklin Rd, Pacific, MO 63069)
SHORT COURSE START: Ideal for first time racers or beginners!
Al Foster Trailhead (225 Grand Ave, Wildwood, MO 63038)
FINISH:
Greentree Park (2202 Marshall Rd, Kirkwood, MO 63122)
Below is the overall course for the 2025 Meramec Marathon. 
2024 Schedule
Spectacular scenery abounds at the Shaw Nature Reserve for our largest Trail Run event on the 2025 calendar. Registrations Now Open.
Up to two days of gravel-riding glory in Hermann, Mo. Perfect for beginners. Even better for the experienced rider and voted Best Gravel Biking Event by Terrain’s Readers’ Choice in 2023. Registrations Now Open.
Voted Best Paddle Event in St. Louis. Tackle the river for either a full paddle marathon or opt for the half-marathon. Either way, life is better in boats. Registrations Now Open.
A Terrain Magazine Reader’s Choice Best Trail Run in St. Louis. Four different runs over four weeks in August. Registrations Now Open.
Winner of Terrain Magazine Reader’s Choice for best Adventure Race in the Midwest in 2023. Registrations Now Open.
Welcome to the home for Missouri’s most adventurous races: featuring trail runs, gravel bike tours, paddle races and the third-largest amateur adventure race in America.