Williamson County Property Tax Rate — Tennessee 2026
In Williamson County, Tennessee, homeowners pay a median annual property tax of $2,891 on a median home value of $673,700, resulting in an effective property tax rate of 0.43%. This rate is 0.12% lower than the Tennessee state average (0.55%) and 0.48% lower than the national average (0.91%).
How Williamson County Compares
Homeowners in Williamson County enjoy a relatively low property tax burden compared to both the Tennessee state average and the national average.
Property Tax Calculator for Williamson County
Enter your home’s estimated market value to calculate your approximate annual property tax in Williamson County, Tennessee.
This estimate uses the effective tax rate of 0.43% based on ACS data. Actual taxes may differ based on local assessments, exemptions, and levies.
Housing Breakdown
Property Tax Details for Williamson County, Tennessee
The median property tax paid by homeowners in Williamson County is $2,891 per year. Based on a median home value of $673,700, this translates to an effective property tax rate of 0.43%.
For context, the statewide median property tax in Tennessee is $1,400 with an effective rate of 0.55%, while the national average effective rate stands at 0.91%. Williamson County’s effective rate is 0.12% lower than the Tennessee state average (0.55%).
Of the 90,716 housing units in Williamson County, approximately 79.78% are owner-occupied and 20.22% 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.