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COUNTY · 2020 ACS

Williamson County

Texas · 609,017 residents · 1,116 sq mi
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The short version

Williamson County is home to 609,017 people in Texas. Since 2000 the county has more than doubled, up 359,050 people. That is roughly 42% ahead of the Texas median. 42% of adults hold a bachelor's degree or higher. Households take in $90,834 a year at the median, 37% more than the country as a whole. Poverty is uncommon here, at 6.1% of residents.

At a glance
Wealthier
above the US median
US median: $66,278
Younger
median age 36.7
US median: 38.8
More educated
42% hold a bachelor's degree
US average: 33%
Less affordable
home values up 52%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
609,017
+144%since 2000
from 249,967 in 2000
1990 – 2025
Median age
36.7
+14%since 2000
from 32.3 in 2000
US average: 38.8
Land area
1,116 sq mi
Population, 1990 – 2024
86K246K406K566K726K19902000201020202024Williamson County
2024673K
1990201020202024
Age distribution, 2020
Under 56.2%(37,739)
US avg: 5.6%
5 to 97.3%(44,658)
US avg: 6.1%
10 to 147.6%(46,334)
US avg: 6.5%
15 to 196.9%(42,291)
US avg: 6.6%
20 to 245.5%(33,744)
US avg: 6.7%
25 to 3413.6%(82,819)
US avg: 13.5%
35 to 4415.9%(96,621)
US avg: 12.7%
45 to 5413.4%(81,315)
US avg: 12.3%
55 to 6410.6%(64,579)
US avg: 13.1%
65 to 748%(48,440)
US avg: 10%
75 to 843.8%(23,231)
US avg: 4.9%
85 and over1.2%(7,246)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$90,834
Unchangedinflation adjusted, since 2000
from $60,642 in 2000
US average: $66,278
1990 – 2024
Per capita income
$38,494
+57%since 2000
from $24,547 in 2000
US average: $35,364
Households earning $100K+
59.2%
+14.1 ptssince 2009
from 45.2% in 2009
US average: 43.9%
Poverty rate
6.1%
+1.3 ptssince 2000
from 4.8% in 2000
US average: 12.8%
Workforce by industry, 2020
Information12%
US avg: 11.1%
Retail trade9.5%
US avg: 10%
Other services7.6%
US avg: 6.6%
Wholesale trade6.9%
US avg: 6.7%
Public administration5.2%
US avg: 4.7%
Finance & insurance4%
US avg: 5.5%
Professional, scientific, technical3%
US avg: 4.7%
Arts, entertainment, food2.5%
US avg: 2%
Transportation & warehousing2.1%
US avg: 2.5%
Education & health services1.1%
US avg: 0.8%
Agriculture, forestry, fishing0.7%
US avg: 1.7%
Manufacturing0.4%
US avg: 0.5%
Construction0.3%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$282,700
+52%inflation adjusted, since 2000
from $123,900 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,368
+16%inflation adjusted, since 2000
from $787 in 2000
US average: $1,124
Owner-occupied
65.1%
−9.1 ptssince 2000
from 74.2% in 2000
34.9% rent
Persons per household
3.01 people
+1%since 2009
from 2.97 people in 2009
US average: 2.61
Afford Score
3.1
+28%since 2009
from 2.4 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic73.5%(183,847)
Black5%(12,444)
Hispanic / Latino17.2%(42,990)
Asian2.6%(6,483)
Other0%
2020
White, non-Hispanic55.2%(336,410)
Black6.3%(38,557)
Hispanic / Latino24.2%(147,088)
Asian8.9%(53,982)
Other3.8%(23,426)
Segregation Score
24
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican19.8%(113,037)
Central American1.2%(7,047)
Puerto Rican1%(5,967)
South American0.7%(4,071)
Salvadoran0.5%(2,782)
Spaniard0.4%(2,172)
Colombian0.3%(1,438)
Cuban0.2%(1,349)
Panamanian0.2%(1,342)
Honduran0.2%(1,138)
Peruvian0.2%(1,127)
Guatemalan0.2%(996)
+ 9 more hispanic origin groups with data
Venezuelan0.1%(679)
Dominican0.1%(498)
Nicaraguan0.1%(426)
Costa Rican0.1%(342)
Ecuadorian0.1%(305)
Chilean0%(257)
Argentine0%(147)
Bolivian0%(68)
Asian origin
Asian Indian3.7%(20,878)
Chinese0.7%(4,095)
Vietnamese0.7%(3,875)
Korean0.6%(3,332)
Filipino0.5%(2,675)
Pakistani0.2%(1,006)
Nepalese0.2%(889)
Japanese0.1%(605)
Taiwanese0.1%(456)
Thai0.1%(373)
Sri Lankan0.1%(295)
+ 7 more asian origin groups with data
Indonesian0%(184)
Cambodian0%(182)
Malaysian0%(176)
Laotian0%(144)
Okinawan0%(22)
Burmese0%(22)
Pacific Islander origin
Chamorro0.1%(570)
Samoan0.1%(322)
Ancestry
German15%(85,399)
English10%(57,060)
Irish8.7%(49,835)
American4.9%(27,946)
Italian3.1%(17,583)
French2.7%(15,388)
Scottish2.1%(12,175)
Polish1.7%(9,837)
Scotch-Irish1.6%(9,387)
Czech1.5%(8,567)
Swedish1.1%(6,395)
Norwegian1.1%(6,340)
+ 47 more ancestry groups with data
Dutch0.9%(5,232)
Welsh0.8%(4,812)
British0.7%(4,275)
Russian0.6%(3,282)
Danish0.4%(2,427)
French Canadian0.3%(1,714)
Greek0.3%(1,525)
Swiss0.3%(1,499)
Canadian0.2%(1,406)
West Indian0.2%(1,368)
Portuguese0.2%(1,320)
Iranian0.2%(1,279)
Hungarian0.2%(1,232)
Lebanese0.2%(931)
Nigerian0.2%(927)
Lithuanian0.1%(850)
Ukrainian0.1%(814)
Brazilian0.1%(794)
Turkish0.1%(724)
Austrian0.1%(597)
Jamaican0.1%(552)
Arab0.1%(492)
Romanian0.1%(485)
Belgian0.1%(476)
Australian0.1%(440)
Syrian0.1%(431)
Slovene0.1%(422)
Finnish0.1%(417)
Jordanian0.1%(334)
Slovak0.1%(328)
Croatian0%(270)
Ghanaian0%(270)
Ethiopian0%(265)
Israeli0%(257)
Latvian0%(241)
Kenyan0%(188)
Egyptian0%(172)
Serbian0%(134)
Haitian0%(133)
Armenian0%(68)
Barbadian0%(63)
Iraqi0%(53)
Guyanese0%(53)
Bulgarian0%(46)
Section 05

Education

Bachelor's degree or higher
41.9%
+8.2 ptssince 2000
from 33.6% in 2000
US average: 32.9%
High school or higher
93.3%
+4.4 ptssince 2000
from 88.8% in 2000
US average: 88.5%
Graduate degree
14.2%
+5.0 ptssince 2000
from 9.2% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
28.0 min
+42%since 2000
from 19.7 min in 2000
US average: 26.9
Drive alone to work
76.7%
−2.6 ptssince 2009
from 79.3% in 2009
US average: 75.1%
No vehicle available
2.3%
−0.4 ptssince 2009
from 2.6% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
5.0%
−2.1 ptssince 2011
from 7.0% in 2011
US average: 5.4%
Labor force participation
69.6%
−3.1 ptssince 2011
from 72.7% in 2011
US average: 63.4%
Women 20-64 in the labor force
75.2%
US average: 73.3%
Management & professional
47.2%
+4.3 ptssince 2009
from 43.0% in 2009
US average: 39.3%
Section 08

People & community

Male
49.3%
−0.8 ptssince 2009
from 50.0% in 2009
Female
50.7%
+0.8 ptssince 2009
from 50.0% in 2009
Foreign born
13.0%
+2.9 ptssince 2009
from 10.1% in 2009
US average: 13.5%
Uninsured
9.6%
−4.7 ptssince 2013
from 14.3% in 2013
US average: 8.8%
Computer in household
97.3%
US average: 91.9%
Same house as last year
82.1%
US average: 86.2%
Marital status (2024)
Men 15+
Never married32%(85,385)
Married58.6%(156,168)
Widowed2%(5,215)
Divorced7.4%(19,828)
Women 15+
Never married25.9%(70,567)
Married56.2%(153,154)
Widowed6%(16,350)
Divorced11.9%(32,370)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
9.6%
−4.7 ptssince 2013
from 14.3% in 2013
US average: 8.8%
Employer-based
67.8%
US average: 55.4%
Direct-purchase
12.5%
US average: 13.7%
Medicare
12.8%
US average: 17.6%
Medicaid
9.1%
US average: 20.0%
VA health care
2.7%
US average: 2.3%
Any private
79.5%
US average: 68.1%
Any public
21.5%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)29.4%(10,835)
US avg: 20.6%
Gulf War (1990s)34.7%(12,792)
US avg: 21.4%
Vietnam era29.5%(10,878)
US avg: 35.2%
Korean War4.2%(1,539)
US avg: 7.6%
World War II1.6%(578)
US avg: 2.9%

Share of the 36,823 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

Places similar to Williamson County

Lake County
Pop 719,339
Will County
Pop 712,253
District of Columbia
Pop 693,645
Ventura County
Pop 830,851
Places similar to Williamson County
Head to head

Compare Williamson County to nearby counties

WILLIAMSON COUNTY VS
Bell County
Income$68,865−24%
Home value$241,000−15%
Population402,248−47%
SEE FULL COMPARISON →
WILLIAMSON COUNTY VS
Travis County
Income$99,611+10%
Home value$523,000+85%
Population1,389,670+85%
SEE FULL COMPARISON →
WILLIAMSON COUNTY VS
Burnet County
Income$78,732−13%
Home value$344,000+22%
Population57,015−92%
SEE FULL COMPARISON →
WILLIAMSON COUNTY VS
Milam County
Income$66,141−27%
Home value$189,800−33%
Population26,258−97%
SEE FULL COMPARISON →
Frequently asked

How many people live in Williamson County, Texas?

Williamson County, Texas has about 609,017 residents according to the 2020 American Community Survey.

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

The typical household in Williamson County, Texas earns about $90,834 a year. Half of households make more than that, and half make less.

Is Williamson County, Texas expensive?

In Williamson County, Texas, the median home is worth about $282,700, and the typical rent is about $1,368 a month.

How educated are people in Williamson County, Texas?

About 41.9% of adults age 25 and over in Williamson County, Texas hold a bachelor's degree or higher.

What is the poverty rate in Williamson County, Texas?

About 6.1% of people in Williamson County, Texas live below the federal poverty line.

Has Williamson County, Texas grown since 1990?

Yes, Williamson County, Texas has grown since 1990. The population has added about 469,466 residents, a change of about 336 percent over that period.

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

How we source and harmonize this data →