IRONMAN Chattanooga

About Us

IRONMAN Chattanooga is a premier full-distance triathlon held in Chattanooga, Tennessee, featuring a 2.4-mile swim in the Tennessee River, a 112-mile bike course through the rolling Tennessee countryside and North Georgia, and a 26.2-mile marathon run along the riverfront and through downtown. Known for its fast swim current, scenic yet challenging bike course, and energetic urban run finish, the race attracts thousands of athletes from around the world. With strong community support and a vibrant race-week atmosphere, Chattanooga has become one of the standout stops on the IRONMAN North American circuit.