Wisconsin Triathlon Series

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! This series plays host to seven events throughout the 2025 triathlon season. 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!

     Lake Mills Triathlon | Sunday, June 1, 2025 | Lake Mills, WI
     Wisconsin Triterium Triathlon | Saturday, June 21, 2025 | Verona, WI
     Pardeeville Triathlon | Saturday, July 12, 2025 | Pardeeville, WI
     Green Lake Triathlon | Sunday, July 20, 2025 | Green Lake, WI
     Tri-ing for A Cure Triathlon | Sunday, July 27, 2025 | Dousman, WI
     Sugar River Triathlon | Sunday, August 24, 2025 | Belleville, WI
     Devil's Challenge Triathlon | Sunday, September 14, 2025 | Baraboo, WI

COME RACE WITH US IN 2025! Share your photos with #witriseries