Come race with us in 2024!

*2024 UPDATE: Starting in 2024, the Tri-ing for Children's Triathlon has a new name! It is now known as the Tri-ing for a Cure Triathlon. It's the same great race in Ottawa State Park just with a new name!

The Wisconsin Triathlon Series is an annual series of seven races held throughout Wisconsin during the spring and summer months. All races in the series offer sprint distance, while the Wisconsin Triterium, Green Lake and Tri-ing for a Cure Triathlons also offer an Olympic distance. Whether you are new to triathlons or have been doing them for years, we have a race that suits you!

Choose to participate in one or as many events in the series as you'd like! You can register for all 7 events with a series registration or you can bundle your 4 favorite events and save!