United States
Aug
17
Sunday
370 Lakeside Triathlon
The 370 Lakeside Triathlon, taking place in Saint Peters, MO, is a USAT sanctioned event featuring a variety of race options for participants of all skill levels. Scheduled for August 17, 2025, the event includes distances ranging from a 5K run to half-distance triathlons, as well as duathlon, aquabike, and aquathlon formats. The course is designed to be flat and fast, starting at the scenic 370 Lakeside Park, with a beach start and routes through beautiful country roads.
This annual event aims to provide a fun and competitive atmosphere for athletes and spectators alike. Visit the organization's website for the most recent information.
Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
5 km
5k Run
Half Aquabike
Half Aquathlon
Half Duathlon
Half Individual Tri
Half Relay Tri
Olympic Aquabike
Olympic Aquathlon
Olympic Duathlon
Olympic Individual Tri
Olympic Relay Tri
Sprint Aquabike
Sprint Aquathlon
Sprint Collegiate Tri
Sprint Duathlon
Sprint High School Tri
Sprint Individual Tri
Sprint Para My Team Triumph
Sprint Para Relay Tri
Sprint Para Tri
Sprint Relay Tri
Super Sprint Individual Tri
