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COUNTY · 2010 ACS

Williamson County

Tennessee · 183,182 residents · 582.865 sq mi
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The short version

Williamson County is significantly wealthier than the US average, with a median household income of $87,832. Population has grown 45% since 2000. 52% of adults hold a bachelor's degree or higher, well above the national rate of 28%. Median home value has risen by half since 2000, reaching $335,800. Poverty is rare here, at 5.2% of residents. Households here earn about 103% more than the Tennessee median.

At a glance
Wealthier
above the US median
US median: $52,703
Mid-age
median age 38.5
US median: 37.2
More educated
52% hold a bachelor's degree
US average: 28%
Less affordable
home values up 30%, inflation adjusted
US median home: $225,659
Section 01

Population & growth

183,182
+45%since 2000
from 126,638 in 2000
1990 – 2025
314 / sq mi
+45%since 2000
from 217 / sq mi in 2000
US average: 261
38.5
+6%since 2000
from 36.2 in 2000
US average: 37.2
Population, 19902024
63K117K171K224K278K1990201020202024Williamson County
2024260K
1990201020202024
Section 02

Income & economy

$87,832
Unchangedinflation adjusted, since 2000
from $69,104 in 2000
US average: $52,703
1990 – 2024
$41,220
+27%since 2000
from $32,496 in 2000
US average: $27,286
Households earning $100K+
57.8%
Unchangedsince 2009
from 57.9% in 2009
US average: 33.3%
5.2%
+0.5 ptssince 2000
from 4.7% in 2000
US average: 13.8%
0.442
US average: 0.461
Workforce by industry, 2010
Other services10.2%
US avg: 7%
Information10.1%
US avg: 11.5%
Retail trade7.5%
US avg: 10.9%
Public administration7.5%
US avg: 4.9%
Wholesale trade5.6%
US avg: 7.2%
Transportation & warehousing4.2%
US avg: 3.1%
Arts, entertainment, food3.8%
US avg: 2.4%
Finance & insurance3%
US avg: 5.1%
Professional, scientific, technical2.5%
US avg: 4.2%
Agriculture, forestry, fishing0.6%
US avg: 1.9%
Construction0.6%
US avg: 1.4%
Education & health services0.5%
US avg: 0.9%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

$335,800
+30%inflation adjusted, since 2000
from $204,700 in 2000
US average: $225,659
1990 – 2024
$1,045
+11%inflation adjusted, since 2000
from $744 in 2000
US average: $853
62.8%
−18.7 ptssince 2000
from 81.5% in 2000
18.8% rent
5.2%
−0.1 ptssince 2009
from 5.2% in 2009
US average: 12.1%
23.6%
+1.4 ptssince 2009
from 22.2% in 2009
US average: 30.9%
40.5%
+1.9 ptssince 2009
from 38.7% in 2009
US average: 46.8%
3.8
+29%since 2000
from 3.0 in 2000
1990 – 2024
RELATED:See current rent listings in Williamson County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic90.2%(114,177)
Black5.2%(6,543)
Hispanic / Latino2.5%(3,197)
Asian1.2%(1,571)
Other0%
Diversity Score21.1%(26,693)
2010
White, non-Hispanic86.7%(158,769)
Black4.3%(7,828)
Hispanic / Latino4.5%(8,166)
Asian3%(5,497)
Other1.7%(3,092)
Diversity Score30.6%(56,141)
31
+45%since 2000
from 21 in 2000
1990 – 2024
Section 05

Education

51.8%
+7.4 ptssince 2000
from 44.4% in 2000
US average: 27.9%
High school or higher
94.8%
+4.8 ptssince 2000
from 90.1% in 2000
US average: 84.9%
17.1%
+2.8 ptssince 2000
from 14.2% in 2000
US average: 10.2%
Section 06

Commute & transportation

27.0 min
+60%since 2000
from 16.8 min in 2000
US average: 25.2
79.7%
−0.7 ptssince 2009
from 80.4% in 2009
US average: 76.2%
10.3%
+0.4 ptssince 2009
from 9.9% in 2009
US average: 10.4%
0.4%
−0.1 ptssince 2009
from 0.5% in 2009
US average: 4.7%
7.9%
+0.5 ptssince 2009
from 7.4% in 2009
US average: 4.1%
0.6%
−0.2 ptssince 2009
from 0.9% in 2009
US average: 2.8%
0.1%
Unchangedsince 2009
from 0.1% in 2009
US average: 0.5%
2.1%
−0.2 ptssince 2009
from 2.3% in 2009
US average: 8.7%
Section 07

Work & employment

11.2%
+0.1 ptssince 2009
from 11.1% in 2009
US average: 12.9%
51.6%
−20.4 ptssince 2009
from 72.0% in 2009
US average: 35.2%
Section 08

People & community

48.8%
−0.6 ptssince 2009
from 49.4% in 2009
51.2%
+0.6 ptssince 2009
from 50.6% in 2009
5.9%
+0.4 ptssince 2009
from 5.5% in 2009
US average: 12.8%
8.9%
−39.8 ptssince 2009
from 48.7% in 2009
US average: 9.9%
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Frequently asked

How many people live in Williamson County, Tennessee?

Williamson County, Tennessee has about 183,182 residents according to the 2010 American Community Survey.

What is the median household income in Williamson County, Tennessee?

The typical household in Williamson County, Tennessee earns about $87,832 a year. Half of households make more than that, and half make less.

Is Williamson County, Tennessee expensive?

In Williamson County, Tennessee, the median home is worth about $335,800, and the typical rent is about $1,045 a month.

How educated are people in Williamson County, Tennessee?

About 51.8% of adults age 25 and over in Williamson County, Tennessee hold a bachelor's degree or higher.

What is the poverty rate in Williamson County, Tennessee?

About 5.2% of people in Williamson County, Tennessee live below the federal poverty line.

Has Williamson County, Tennessee grown since 1990?

Yes, Williamson County, Tennessee has grown since 1990. The population has added about 102,161 residents, a change of about 126 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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