TriMillennium is a sprint and olympic distance triathlon, duathlon, and aquabike race hosted in the beautiful Millennium Park, located on the west edge of Grand Rapids. TriMillennium is one of the local favorites for the West Michigan multi-sport community. Located on the edge of Grand Rapids, TriMillennium is easily accessible with ample parking at the park. Athletes and spectators alike will enjoy this race.
Whether you are a brand new athlete, or a seasoned veteran, TriMillennium is a great race for you. The shallow waters of Millenium Park offer pleasant and calm water. And our flat a fast bike and run courses make TriMillennium a great option for your “A” race, your first race, or anywhere in between.
100% of the proceeds from the race will go toward the continued work of the Bridge Street Ministries, an urban ministry located in the West Side of Grand Rapids, MI.
Jul 25, 2026
Distance — mTT Volunteer
Type — Others
06:00
$0.00
Jul 25, 2026
Distance — 5K
Type — Others
07:00
$25.00
Jul 25, 2026
Distance — 5K
Type — Others
07:00
$0.00
These values represent the 3-year monthly averages for July in Grand Rapids.
Grand Rapids is in West Michigan, in the United States of America.
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location_on Grand Rapids, Michigan, US
calendar_today Mar 01, 2026
location_on Grand Rapids, Michigan, US
calendar_today Mar 07, 2026
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