Lake Mills Triathlon

JUN

7

2026

Kick off the Wisconsin Triathlon Series in Lake Mills on June 7 with a fast, flat sprint triathlon featuring a 400 meter swim, 16 mile bike and 5K run. Race solo or team up in a relay for medals, a race tee and pro timing on a scenic lakeside course.

Sun 7 Jun 2026

Lake Mills, Wisconsin

Registration

Swim Run Bike

Always double-check with the organizer's website! This page may contain affiliate links.

Lake Mills Triathlon

The Lake Mills Triathlon takes place in Lake Mills, WI on June 7, 2026. It is the opening race of the 2026 Wisconsin Triathlon Series, a seven-race series held across Wisconsin. The series features sprint distance at every event; three series races also offer Olympic distance options (Wisconsin Triterium, Green Lake, and Tri-ing for a Cure).

The Lake Mills event offers a sprint race format with both individual and relay entries. Published entry prices are $74 for Sprint Individual, $175 for Sprint Relay, and a series entry option priced at $369.

Race format and what is included

The sprint course at Lake Mills is described as flat and fast and consists of three legs:

400-meter swim
16-mile bike
5K run

Registration benefits listed for participants include a unisex race t-shirt, a finisher medal, professional race timing provided by Race Day Events, free digital race photos, a wave-specific colored swim cap, and finisher food. Photos are provided by Focal Flame Photography. Visit the organization's website for the most recent information.

5 km

Run

Swim

Bike