Rock County Property Tax Rate — Wisconsin 2026
In Rock County, Wisconsin, homeowners pay a median annual property tax of $3,652 on a median home value of $215,900, resulting in an effective property tax rate of 1.69%. This rate is 0.18% higher than the Wisconsin state average (1.51%) and 0.78% higher than the national average (0.91%).
How Rock County Compares
Homeowners in Rock County face a relatively high property tax burden, paying more than both the Wisconsin state average and the national average.
Property Tax Calculator for Rock County
Enter your home’s estimated market value to calculate your approximate annual property tax in Rock County, Wisconsin.
This estimate uses the effective tax rate of 1.69% based on ACS data. Actual taxes may differ based on local assessments, exemptions, and levies.
Housing Breakdown
Property Tax Details for Rock County, Wisconsin
The median property tax paid by homeowners in Rock County is $3,652 per year. Based on a median home value of $215,900, this translates to an effective property tax rate of 1.69%.
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%. Rock County’s effective rate is 0.18% higher than the Wisconsin state average (1.51%).
Of the 66,652 housing units in Rock County, approximately 70.64% are owner-occupied and 29.36% 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.