St. Louis Encephalitis: Wisconsin Data

St. Louis encephalitis is rare in Wisconsin and the U.S. Six cases from 1964 to 2021 have been reported in Wisconsin.

No major outbreaks have ever been documented. St. Louis encephalitis is preventable.

View the statewide data for St. Louis encephalitis on this webpage.

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St. Louis Encephalitis Data (2012-2021)

St. Louis Encephalitis cases by year

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Glossary

 
Last revised March 27, 2025