RACE DESCRIPTION

The Wisconsin Triathlon Series is back for another exciting season in 2026!

This seven-race series takes place across Wisconsin during the spring and summer, welcoming athletes of all experience levels.

Every event features a sprint distance, while the Wisconsin Triterium, Green Lake, and Tri-ing for a Cure Triathlons also offer Olympic distance options. Whether you’re new to triathlons or a seasoned athlete, there’s a race for you!

The Sugar River Triathlon is race number six of the series! This sprint triathlon in Belleville, WI provides participants of all levels a safe and enjoyable race experience. Athletes start with a 1/4-mile swim in the calm waters of Lake Belle View, followed by a 16-mile bike course featuring rolling hills, and finish with a 5K run along gravel trails and quiet neighborhood streets.

Join us in 2026 for a season full of racing, community, and personal achievement!

WHAT'S INCLUDED?

Unisex Race T-Shirt
Show off your achievement with a comfortable, stylish race tee! Perfect for all participants.

Finisher Medal
Celebrate your hard work with a commemorative medal to wear proudly.

Professional Race Timing
Experience fast, accurate results courtesy of Race Day Events, ensuring every second counts!

Free Digital Race Photos
Capture the moment with complimentary digital photos from Focal Flame Photography.

Wave-Specific Colored Swim Cap
Stand out in the water with a swim cap that represents your wave!

Delicious Finisher Food
Recharge post-race and celebrate your success with Firehouse Subs.