Williamson County Property Tax Rate
Tennessee
Williamson County, Tennessee has an effective property tax rate of 0.40%, which is 57% lower than the national average of 0.92%. On a home valued at $751,900, homeowners pay approximately $3,004 per year in property taxes. Williamson County ranks #79 out of 95 counties in Tennessee for property tax rates.
$3,004
Per year
$751,900
2024 estimate
2.22%
Median income: $135,594
#79
of 95 counties in TN
Tax Breakdown
With Mortgage
$3,021
median annual tax
Without Mortgage
$2,972
median annual tax
Homeowners with a mortgage in Williamson County pay on average $49 more per year than those without. This difference often reflects how property tax escrow accounts in mortgaged homes capture the full tax obligation.
How Williamson County Compares
Top Counties in Tennessee
Historical Property Tax Trends
| Year | Median Tax | Median Home Value | Effective Rate |
|---|---|---|---|
| 2020 | $2,500 | $471,300 | 0.53% |
| 2021 | $2,588 | $497,500 | 0.52% |
| 2022 | $2,770 | $611,100 | 0.45% |
| 2023 | $2,891 | $673,700 | 0.43% |
| 2024 | $3,004 | $751,900 | 0.40% |
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates
Tennessee Property Tax Exemptions
Available to Williamson County homeowners
Tax Relief (Over 65/Disabled)
Reimbursement of taxes paid on first $30,000 of market value
Homeowners age 65+ or disabled with income under $31,600
Disabled Veteran
Reimbursement of taxes paid on first $175,000 of market value
Veterans with 100% permanent and total service-connected disability
Property Tax Calculator
Estimate your annual property tax in Williamson County
Estimated Annual Property Tax
$1,200
$100/month · Rate: 0.40%
Nearby Counties
Quick Facts
Think your property tax is too high?
Homeowners save an average of $1,148/year by appealing their assessment.
Learn How to Appeal →Cities in Williamson County
Explore property tax data for 2 cities in Williamson County, Tennessee.
Frequently Asked Questions
Data Source: U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. Effective tax rates are calculated by dividing median real estate taxes paid by median home value. Actual property tax rates may vary based on local taxing jurisdictions, exemptions, and assessment practices. This information is for general reference only and should not be used as a substitute for professional tax advice.