Michigan
Michigan Triathlon Calendar 2025-2026
Explore the best triathlons in Michigan for 2025-2026! Our updated list features 29 exciting races across the region. Find your next race in Michigan below and join the running community at these great events!
July 2025
The Ugly Dog Triathlon, taking place in Grass Lake, Michigan, is a beginner-friendly multisport event scheduled for July 26, 2025. The event features various races, including Sprint and Super Sprint T..
The Battle of Waterloo 10-Stage Adventure Triathlon is a unique and challenging event set in the scenic Waterloo Recreation Area in Grass Lake, MI. Participants can choose to conquer the full triathlo..
August 2025
The Michigan Titanium is a premier multi-sport event taking place in Grand Rapids, Michigan, featuring a variety of races from August 10 to August 11, 2025. Participants can choose from several distan..
The Race the Straits of Mackinac is a multi-sport event scheduled for August 17, 2025, in Mackinaw City, Michigan. Participants can choose from various competitions, including Long Course Triathlon, S..
The MI Triathlon / Duathlon Championship is a premier athletic event taking place in Detroit, Michigan. Scheduled for August 31, 2025, it features a variety of competitions including the Olympic Triat..
September 2025
The White Lake Fall International & Double Sprint is a premier running and triathlon event taking place in White Lake, North Carolina. Scheduled for September 6-7, 2025, the event features multiple co..
The Dragon Trails Triathlon (Sprint) is an exciting athletic event taking place in Lake Orion, MI. This triathlon features a challenging course that includes a 0.75K freshwater swim in Tommy’s Lake, a..
IRONMAN 70.3 Michigan is a premier triathlon event held in Frankfort, Michigan, known for its stunning lakeside views and charming atmosphere. Athletes will experience a scenic swim in Betsie Bay, a f..
The Last TRI is a multi-sport event scheduled for September 21, 2025, in Shelby Township, MI. Participants can choose from various competitions, including the Olympic Triathlon, Sprint Triathlon, Supe..
