Welcome to the 22nd Motor City Triathlons & Duathlon

Get ready to push your limits at the Motor City Triathlon, held on the breathtaking Belle Isle - Detroit’s scenic gem! Known as one of the fastest triathlon courses in the country, this event is designed for speed, featuring dedicated closed coned lanes for both the bike and run courses. Athletes will experience a unique two-transition setup, making for an exciting and dynamic race day. Whether you're chasing a personal best or just soaking in the atmosphere, this race is a must!  Check your improvement with the exact same event Labor Day weekend at the Michigan Triathlon / Duathlon Championship.  Same course, same venue.  The perfect duo to check progress.