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The 2024 Sugar River Triathlon is SOLD OUT!

The 11th annual Sugar River Triathlon is race number six of the Wisconsin Triathlon Series! This sprint triathlon held in Belleville, WI offers participants of all levels a safe race experience, swimming a 1/4 mile in the calm Lake Belle View. A 16-mile bike course of rolling hills is then followed by a 5K run on gravel trails and quiet neighborhood streets.