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Williamson County, Tennessee: property tax rate, home values and income

Effective property tax rate

0.43%

73rd highest of 95 counties in Tennessee

Median home value

$673,700

1st highest in Tennessee

Median household income

$131,202

1st highest in Tennessee

Population

254,609

Census ACS 2023

Sources: US Census Bureau, American Community Survey 5-year estimates · Updated 11/03/2026

In Williamson County, Tennessee the effective property tax rate is 0.43%. The median homeowner pays $2,891 a year in real estate taxes on a home with a median value of $673,700. That rate is the 73rd highest of the 95 Tennessee counties with published data, and the 2874th highest of 3,132 counties in the United States.

Property tax in Williamson County

The effective rate is the median real estate tax paid divided by the median home value. The Tennessee statewide average is 0.55%, so Williamson County is below it. Applying this county's rate to other home prices gives a rough idea of the yearly bill; actual bills depend on the school district, exemptions and the assessed value.

Home valueEstimated tax per yearPer month
$200,000$860$72
$300,000$1,290$108
$400,000$1,720$143
$500,000$2,150$179
$673,700 (county median)$2,890$241

Home values and incomes

The median home value is $673,700 (1st highest in Tennessee, 47th highest nationally) and the median household income is $131,202. Homes cost about 5.1 times a typical household's yearly income. Median gross rent is $1,895 a month. 79.8% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,792 a year for insurance. For comparison, the Tennessee statewide median home value is $330,844.

Counties near Williamson County in the Tennessee property tax ranking

CountyEffective rateMedian home value
Greene County0.43%$186,400
Hardin County0.43%$154,000
White County0.43%$190,200
Williamson County0.43%$673,700
Grundy County0.42%$133,400
Trousdale County0.42%$284,100
Bledsoe County0.41%$165,400

Frequently asked questions

What is the property tax rate in Williamson County, Tennessee?

The effective property tax rate is 0.43% of home value per year, the 73rd highest of 95 counties in Tennessee (Census ACS 2023 5-year estimates).

How much is property tax on a $300,000 home in Williamson County?

At the county's effective rate of 0.43%, about $1,290 a year (roughly $108 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in Williamson County?

The median home value is $673,700 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in Williamson County?

The median household income is $131,202 (Census ACS 2023 5-year estimates).