The most expensive homes in Wisconsin are primarily in Milwaukee-Waukesha and Madison metro areas. The top city is Oconomowoc Lake with a typical home value of $1.93M, followed by Shorewood Hills at $1.13M and Maple Bluff at $959K. Home values have generally increased over the past five years, with some cities seeing over 50% growth. Mortgage rates are around 6.06%, impacting affordability.