2026 Tri Millennium

This race is subject to Tris4Health’s Risk-Free Racing Policy, which gives you greater control over your registration dollars. Racing with Tris4Health allows you to defer, transfer, and even receive a no-questions-asked refund of your entry.

For full details about our policies, please visit our Risk-Free Racing page. For other questions, fill out the contact form at the bottom of this page or email us at info@tris4health.com.

Tris4Health is the largest endurance event company in Michigan, starting in 2011 with the Grand Rapids Triathlon and expanding with Michigan Titanium in 2012. Currently, Tris4Health owns and operates over 21 triathlon, cycling, running, and youth events across Michigan and Indiana.

In the event of an emergency or the need of Tris4Health to communicate important information on event-day, please stay tuned to Tris4Health’s social media accounts on Facebook, Instagram, your email, and venue PA announcements.

Upon finishing athletes can expect to receive the following at the post-race food tent: bananas, oranges, cookies, bagels, chips, and more. We will also have a variety of Pepsi products and Gatorade. Water will be distributed at the finish line.

Volunteers are critical to a safe a successful event! If you, a friend, a family member, or your organization can spare time to volunteer at one or multiple shifts, your time is greatly appreciated. There are flexible shifts available with numerous opportunities to participate, including supporting course aid stations, registration, finish line and more. All volunteers will be provided with a meal and shirt for their time.

Tris4Health events could not be executed without the support of our volunteers, so thank you in advance for the part you will play in helping our athletes chase their goals/dreams and achieve competitive excellence. If you have any questions or run in to any issues when registering as a volunteer, please reach out to volunteer@tris4health.com.

July in Michigan is great but can be warm!

Water Temperatures

Water temps are usually in the upper 70’s to low 80’s. The lake is shallow and it is late-July in Michigan.

This event is held at Millennium Park recreation area.

Millennium Park is the largest urban park in West Michigan, located on the southwest side of Grand Rapids. Millennium Park connects four of the major cities in the area together, including Grand Rapids, Wyoming, Grandville, and Walker. The address is: 1415 Maynard Ave SW, Walker, MI 49534.

For more information, please visit https://www.kentcountymi.gov/1765/Millennium-Park

There is plenty of parking on-site. Parking attendents will be on-hand to assist on race day.

From world-class attractions and outdoor recreation to nationally ranked food and craft beverage scenes – Grand Rapids, Michigan is filled with unexpected surprises.

Discover why we’re America’s Best Beer City, the nation’s Craft Beverage Capital, and a Top 20 U.S. Foodie City. Get an eyeful of spectacular art and an earful of live music. Explore our endless opportunities for family fun. Make your travel dreams come true in Grand Rapids!

For more information , please visit https://www.experiencegr.com