370 Lakeside Triathlon
Join us for the second annual 370 Lakeside Triathlon! Enjoy the flattest, fastest course starting in beautiful 370 Lakeside Park! Enjoy a beach start, amazing country roads in St. Charles County, and a run that includes the park trails and beyond. We offer a variety of race options from super sprint or sprint for newbies, up to iron distance! And this is a USAT Sanctioned Event.