370 Lakeside Triathlon

The 370 Lakeside Triathlon, held annually in Saint Peters, Missouri, is a USAT-sanctioned event featuring a variety of race options suitable for all levels. The course is known for being flat and fast, starting with a beach swim at 370 Lakeside Park, followed by scenic country roads in St. Charles County, and a run through park trails.

Participants can choose from distances including super sprint, sprint, Olympic, and half-distance triathlons, as well as duathlon, aquabike, aquathlon, and a 5K run. The event offers categories for para-athletes, collegiate, and high school competitors, making it inclusive and diverse. Visit the organization's website for the most recent information.