Waukesha County Property Tax Rate — Wisconsin 2026
In Waukesha County, Wisconsin, homeowners pay a median annual property tax of $4,525 on a median home value of $373,600, resulting in an effective property tax rate of 1.21%. This rate is 0.30% lower than the Wisconsin state average (1.51%) and 0.30% higher than the national average (0.91%).
How Waukesha County Compares
Property taxes in Waukesha County are above the national average but closer to the Wisconsin state average, indicating a moderate tax burden for the region.
Property Tax Calculator for Waukesha County
Enter your home’s estimated market value to calculate your approximate annual property tax in Waukesha County, Wisconsin.
This estimate uses the effective tax rate of 1.21% based on ACS data. Actual taxes may differ based on local assessments, exemptions, and levies.
Housing Breakdown
Property Tax Details for Waukesha County, Wisconsin
The median property tax paid by homeowners in Waukesha County is $4,525 per year. Based on a median home value of $373,600, this translates to an effective property tax rate of 1.21%.
For context, the statewide median property tax in Wisconsin is $3,746 with an effective rate of 1.51%, while the national average effective rate stands at 0.91%. Waukesha County’s effective rate is 0.30% lower than the Wisconsin state average (1.51%).
Of the 166,790 housing units in Waukesha County, approximately 76.43% are owner-occupied and 23.57% are renter-occupied. Homeownership rates can influence local tax policy, as communities with higher ownership rates often see more voter engagement on property tax issues.
Important: The data on this page is for informational purposes only and should not be used as tax advice. Actual property taxes depend on your property’s assessed value, local millage rates, and any applicable exemptions. Contact your county assessor’s office for precise tax information.