Triathlon Calendar near Jefferson 2026-2027

Event Overview The J-Hawk Earlybird Race Series is a multisport event held at the UW-Whitewater Williams Center Pool in Whitewater, Wisconsin. It offers a variety of race formats, including triathlon, duathlon, and aquabike events. Events and Distanc..

The Lake Mills Triathlon kicks off the Wisconsin Triathlon Series with a flat and fast sprint course. Participants tackle a 400m swim, 16-mile bike, and 5K run from Sandy Beach Park. The event includes a race shirt, finisher medal, and professional t..

The Lake Country Triathlon in Oconomowoc offers Sprint, Olympic, and Half Iron distances, plus relay options for each. The course features a swim in Lac La Belle, a bike ride through glacial landscapes, and a run along the lake shore. All finishers r..

This triathlon is part of the Wisconsin Tri Series and takes place at scenic Ottawa Lake State Park. It offers both sprint and Olympic distances, with individual and relay options. Participants receive a shirt, medal, and timing in the Southern Kettl..

Take on the Wisconsin ANVIL Ultra Triathlon in the scenic Ottawa Lake State Park. This ultra-endurance event features a unique looped course for maximum support. It offers both the multi-distance ANVIL challenge and a half-distance option.

The Valkyrie 100 Mile Challenge is a flexible, virtual goal to complete 100 miles at your own pace. You can walk, run, bike, hike, or ride a horse to log your miles, with no time limit. Upon finishing, you receive a custom pegasus-themed medal, a pat..