Property Tax in Washington County
via TaxByCounty
Washington County moderately above national median
Washington County's 1.200% effective tax rate exceeds the national median, placing it in the upper-middle range of U.S. counties. Annual median property taxes of $3,795 are 41% higher than the national median of $2,690.
Below Wisconsin's state average rate
Washington County's 1.200% effective rate sits below Wisconsin's state average of 1.436%, positioning it in the lower half of state counties. The median tax of $3,795 exceeds the state average of $3,081 due to higher median home values.
Better rates than Walworth or Waukesha
Washington County's 1.200% rate edges out neighbors Walworth (1.437%) and Waukesha (1.211%), making it one of the region's more tax-efficient locations. Only Washburn County's 1.109% beats Washington's advantage.
What $316,200 home costs annually
Washington County's relatively high median home value of $316,200 results in median property taxes of $3,795 yearly. With a mortgage, taxes rise slightly to $3,894; without one, they drop to $3,609.
Higher-value homes deserve closer scrutiny
Homes in the $300,000+ range are frequently assessed inaccurately, making appeals especially worthwhile. Washington County homeowners should verify their assessment against recent comparable sales—it costs nothing to challenge.