Williamson County, TX

County

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2024 Population

672,688

US Senator

John Cornyn

Republican Party

US Senator

Ted Cruz

Republican Party

2024 Median Age

37.3

0.269% 1-year increase

2024 Poverty Rate

6.43%

1.45% 1-year increase

2024 Median Household Income

$111,340

2.8% 1-year growth

2024 Median Property Value

$447,000

7.81% 1-year growth

2024 Employed Population

358,316

4.85% 1-year growth

About

None of the households in Williamson County, TX reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

91.2% of the residents in Williamson County, TX are U.S. citizens.

The largest universities in Williamson County, TX are Southwestern University (349 degrees awarded in 2024), Galen Health Institutes-Austin Campus (228 degrees), and South University-Austin (74 degrees).

In 2024, the median property value in Williamson County, TX was $447,000, and the homeownership rate was 66.4%.

Most people in Williamson County, TX drove alone to work, and the average commute time was 27.9 minutes. The average car ownership in Williamson County, TX was 2 cars per household.

Williamson County, TX borders Bastrop County, TX, Bell County, TX, Burnet County, TX, Lee County, TX, Milam County, TX, and Travis County, TX.

Photo by Jeffrey W. Spencer

United States Texas Austin-Round Rock, TX

Population & Diversity

Williamson County, TX is home to a population of 673k people, from which 91.2% are citizens. As of 2024, 16% of Williamson County, TX residents were born outside of the country (108k people).

In 2024, there were 4.79 times more White (Non-Hispanic) residents (358k people) in Williamson County, TX than any other race or ethnicity. There were 74.8k Two Races Including Other (Hispanic) and 66.9k Asian (Non-Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

91.2%

2024 Citizenship

92.2%

2023 Citizenship

As of 2024, 91.2% of Williamson County, TX residents were US citizens, which is lower than the national average of 93.2%. In 2023, the percentage of US citizens in Williamson County, TX was 92.2%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Williamson County, TX compared to that of it's neighboring and parent geographies.

Diversity

Race and Ethnicity

The 3 largest ethnic groups in Williamson County, TX

White (Non-Hispanic)
358k ± 1.35k
Two Races Including Other (Hispanic)
74.8k ± 3.25k
Asian (Non-Hispanic)
66.9k ± 1.07k

24.7%

Hispanic Population

166k people

24.7% of the people in Williamson County, TX are hispanic (166k people).

The following chart shows the 8 races represented in Williamson County, TX as a share of the total population.

Global Diversity

The PUMS dataset is not available at the County level, so we are showing data for Texas.

Most Common Origin

Mexico
2,408,340 ± 36,549 people
India
354,317 ± 14,528 people
El Salvador
223,512 ± 11,564 people

In 2024, the most common birthplace for the foreign-born residents of Texas was Mexico, the natal country of 2,408,340 Texas residents, followed by India with 354,317 and El Salvador with 223,512.

Foreign-Born Population

16%

2024 Foreign-Born Population

108k people

14.7%

2023 Foreign-Born Population

94.7k people

As of 2024, 16% of Williamson County, TX residents (108k people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Williamson County, TX was 14.7%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Williamson County, TX compared to that of it's neighboring and parent geographies.

Military

Veterans

Most Common Service Period

Gulf War (2001-)
14,911 ± 1,118
Vietnam
8,833 ± 627
Gulf War (1990s)
8,079 ± 1,067

Williamson County, TX has a large population of military personnel who served in Gulf War (2001-), 1.69 times greater than any other conflict.

The chart shows the distribution of veterans by conflict in Williamson County, TX.

Health

90.2% of the population of Williamson County, TX has health coverage, with 60.6% on employee plans, 6.21% on Medicaid, 9.05% on Medicare, 12.8% on non-group plans, and 1.49% on military or VA plans.

Primary care physicians in Williamson County, TX see 1,465 patients per year on average, which represents a 0% change from the previous year (1,465 patients). Compare this to dentists who see 1638 patients per year, and mental health providers who see 560 patients per year.

By gender, of the total number of insured persons, 49.8% were men and 50.2% were women.

Coverage

Patient to Clinician Ratios

1,465 to 1

Patient to Primary Care Physician Ratio in Williamson County, TX

Primary care physicians in Williamson County, TX see an average of 1,465 patients per year. This represents a 0% change from the previous year (1,465 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in Williamson County, TX in comparison to its neighboring geographies.

Health Care Diversity

In 2024, insured persons according to age ranges were distributed in 25.4% under 18 years, 21% between 18 and 34 years, 40.8% between 35 and 64 years, and 12.8% over 64 years.

By gender, of the total number of insured persons, 49.8% were men and 50.2% were women.

The following chart shows the number of people with health coverage by gender.

Uninsured People

9.84%

Uninsured

60.6%

Employer Coverage

6.21%

Medicaid

9.05%

Medicare

12.8%

Non-Group

1.49%

Military or VA

Between 2023 and 2024, the percent of uninsured citizens in Williamson County, TX grew by 3.78% from 9.48% to 9.84%.

The following chart shows how the percent of uninsured individuals in Williamson County, TX changed over time compared with the percent of individuals enrolled in various types of health insurance.

Health Indicators

Health Outcomes

Indicator

In 2025, the average number of mentally unhealthy days reported in past 30 days (age-adjusted) was 5.28 in Williamson County, TX.

The graphic shows the trend of the indicator in Williamson County, TX.

Health Behaviors

Indicator

In 2025, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 29.6% in Williamson County, TX.

The graphic shows the trend of the indicator in Williamson County, TX.

Clinical Care

Indicator

In 2025, the percentage of population under age 65 without health insurance was 10.4% in Williamson County, TX.

The graphic shows the trend of the indicator in Williamson County, TX.

Economy

The economy of Williamson County, TX employs 358k people. In 2024, the largest industries in Williamson County, TX were Professional, Scientific, & Technical Services (52,425 people), Retail Trade (41,351 people), and Health Care & Social Assistance (40,580 people), and the highest paying industries were Professional, Scientific, & Technical Services ($104,544), Management of Companies & Enterprises ($99,016), and Professional, Scientific, & Management, & Administrative & Waste Management Services ($93,624).

Employment

Occupations

358k

2024 Value

± 5,685

4.85%

1 Year growth

± 2.12%

From 2023 to 2024, employment in Williamson County, TX grew at a rate of 4.85%, from 342k employees to 358k employees.

The most common job groups, by number of people living in Williamson County, TX, are Management Occupations (52,756 people), Office & Administrative Support Occupations (37,392 people), and Sales & Related Occupations (36,135 people). This chart illustrates the share breakdown of the primary jobs held by residents of Williamson County, TX.

Unemployment Insurance Claims

Data is only available at the state level. Showing data for Texas.

This chart shows weekly unemployment insurance claims in Texas (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

Industries

Employment by Industries

358k

2024 Value

± 5,685

4.85%

1 Year growth

± 2.12%

From 2023 to 2024, employment in Williamson County, TX grew at a rate of 4.85%, from 342k employees to 358k employees.

The most common employment sectors for those who live in Williamson County, TX, are Professional, Scientific, & Technical Services (52,425 people), Retail Trade (41,351 people), and Health Care & Social Assistance (40,580 people). This chart shows the share breakdown of the primary industries for residents of Williamson County, TX, though some of these residents may live in Williamson County, TX and work somewhere else. Census data is tagged to a residential address, not a work address.

Median Earnings by Industry

$73,463

Median earning men ± $1,422

$51,103

Median earning women ± $996

The industries with the best median earnings for men in 2024 are Professional, Scientific, & Management, & Administrative & Waste Management Services ($110,283), Finance & Insurance, & Real Estate & Rental & Leasing ($105,948), and Information ($105,160).

The industries with the best median earnings for women in 2024 are Professional, Scientific, & Management, & Administrative & Waste Management Services ($73,862), Finance & Insurance, & Real Estate & Rental & Leasing ($67,299), and Public Administration ($64,696).

Employment by Industry Sector

Data is only available at the state level. Showing data for Texas.

Y-Axis

4.59%

Year-over-year growth

Employment change between February 2022 and February 2023

As of February 2023, there are 13.8M people employed in Texas. This represents a 4.59% increase in employment when compared to February 2022.

Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 9.63%.

The following chart shows monthly employment numbers for each industry sector in Texas.

Establishments by Size

The industries with the most establishments

1,722
Professional, Scientific, and Technical Services
1,044
Construction
763
Health Care and Social Assistance

The visualization shows the distribution of establishments by industry and by size according to the number of employees.

The visualization shows the number of establishments and its share across establishment sizes.

Payroll by Industry Sector

The industries with the highest total annual payroll

$2.53M
Professional, Scientific, and Technical Services
$1.62M
Retail Trade
$1.53M
Construction

The chart shows the total annual payroll and the average annual payroll by industry.

Civics

In the 2024 presidential election, the popular vote in Texas went to Donald J. Trump with 56.1% of the vote. The runner-up was Kamala Harris (42.5%), followed by Jill Stein (0.726%).

John Cornyn and Ted Cruz are the senators currently representing the state of Texas. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Texas is currently represented by 38 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Elections

Presidential Popular Vote Over Time

Voting results are not available for Williamson County, TX. Showing the available data for Texas.

2024 Election Results

Donald J. Trump (56.1%)
Republican Party
Kamala Harris (42.5%)
Democratic Party
Jill Stein (0.726%)
Green Party

In the 2024 presidential election, the popular vote in Texas went to Donald J. Trump with 56.1% of the vote. The runner-up was Kamala Harris (42.5%), followed by Jill Stein (0.726%).

The following chart shows the popular vote results in Texas for each registered party from 1976 to 2024.

Senator Elections

US Senators from Texas

Senatorial voting results are only available at the state level. Showing data for Texas.

John Cornyn

Senator from Texas

Assumed office on December 2, 2002
Phil Gramm resigned (effective November 30, 2002) a few weeks before the expiration of his term in hopes that his successor, fellow Republican John Cornyn, could gain seniority over other newly elected senators. However, Cornyn did not gain additional seniority due to a 1980 Rules Committee policy.

Ted Cruz

Senator from Texas

Assumed office on January 3, 2013

John Cornyn and Ted Cruz are the senators currently representing Texas.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in Texas over time, excluding special elections, colored by their political party.

Education

In 2024, universities in Williamson County, TX awarded 709 degrees. The student population of Williamson County, TX in 2024 is skewed towards women, with 866 male students and 2,233 female students.

Most students graduating from Universities in Williamson County, TX are White (300 and 42.9%), Hispanic or Latino (189 and 27%), Black or African American (121 and 17.3%), and Asian (35 and 5%).

The largest universities in Williamson County, TX by number of degrees awarded are Southwestern University (349 and 49.2%), Galen Health Institutes-Austin Campus (228 and 32.2%), and South University-Austin (74 and 10.4%).

The most popular majors in Williamson County, TX are Registered Nursing (192 and 27.1%), General Business (79 and 11.1%), and Licensed Practical & Vocational Nurse Training (65 and 9.17%).

The median tuition cost for private four year colleges is $53,288.

Admissions & Enrollments

Applicants, Admissions & Enrolled

University

Measure

In 2024 in Williamson County, TX, the percentage of applicants admitted was 43.1%, while the percentage of admitted who enrolled was 13.8%. The number of students enrolled in 2024 was 3,099 (27.9% men and 72.1% women).

The line chart shows the evolution of the percentage of applicants admitted, admitted who enrolled or the number of students enrolled according to the option selected in the upper button.

Enrollments by Gender and Races

Universities

In 2024 there were 3,099 students enrolled in Williamson County, TX, 27.9% men and 72.1% women.

By race, the largest number of students enrolled was concentrated in White with 1,275 records, of which 68.8% were women and 31.2% men.

Completions

Concentrations

Most Common

General Business
79 degrees awarded
Registered Nursing
50 degrees awarded
General Psychology
31 degrees awarded

In 2024, the most common concentation for Bachelors Degree recipients in Williamson County, TX was General Business with 79 degrees awarded.

This visualization illustrates the percentage of students graduating with a Bachelors Degree from schools in Williamson County, TX according to their major.

Universities

Gender

Race

Largest Universities by degrees awarded

Southwestern University
349 degrees awarded
Galen Health Institutes-Austin Campus
228 degrees awarded
South University-Austin
74 degrees awarded

In 2024, the institution with the largest number of graduating students was Southwestern University with 349 degrees awarded.

Student Diversity

University

In 2024, 179 men were awarded degrees from institutions in Williamson County, TX, which is 0.338 times less than the 530 female students who received degrees in the same year.

In 2024, the most common race/ethnicity group awarded degrees at institutions was White students. These 300 degrees mean that there were 1.59 times more degrees awarded to White students then the next closest race/ethnicity group, Hispanic or Latino, with 189 degrees awarded.

Awarded Degrees over Time

The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

Tuition

Average Net Price by Sector

Universities

Private not-for-profit, 4-year or above ($53,288) is the sector with the highest median state tuition in 2024.

Private for-profit, 4-year or above ($498) is the sector with the highest median state fee in 2024.

Private for-profit, 4-year or above ($1,425) is the sector with the highest average net price of books and supplies.

The graph shows the average net price by sector and year.

Housing & Living

The median property value in Williamson County, TX was $447,000 in 2024, which is 1.34 times larger than the national average of $332,700. Between 2023 and 2024 the median property value increased from $414,600 to $447,000, a 7.81% increase. The homeownership rate in Williamson County, TX is 66.4%, which is higher than the national average of 65.2%.

People in Williamson County, TX have an average commute time of 27.9 minutes, and they drove alone to work. Car ownership in Williamson County, TX is approximately the same as the national average, with an average of 2 cars per household.

In 2025, 13.1% of the population was living with severe housing problems in Williamson County, TX. From 2014 to 2025, the indicator grew 0.614%.

Housing

Property

$447,000

Median Property Value 2024

±$3,593

$167,540

Median Property Taxes

±$2,837

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Williamson County, TX the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Williamson County, TX compared to it's parent and neighbor geographies.

Rent vs Own

66.4%

Homeownership

2024

64.1%

Homeowners with Mortgage

2024

In 2024, 66.4% of the housing units in Williamson County, TX were occupied by their owner. This percentage declined from the previous year's rate of 67.1%.

This chart shows the percentage of owner in Williamson County, TX compared it's parent and neighboring geographies.

Equity

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.

$111,340

Median Household Income

± $1,581

252k

Number of Households

± 4,381

In 2024, the median household income of the 252k households in Williamson County, TX grew to $111,340 from the previous year's value of $108,309.

The following chart displays the households in Williamson County, TX distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $200k+ range.

Wage Distribution

The closest comparable wage GINI for Williamson County, TX is from Texas.

0.475

2024 Wage GINI in Texas

0.475

2023 Wage GINI in Texas

In 2024, the income inequality in Texas was 0.475 according to the GINI calculation of the wage distribution. Income inequality had a 0.0391% decline from 2023 to 2024, which means that wage distribution grew somewhat more even. The GINI for Texas was higher than than the national average of 0.474. In other words, wages are distributed less evenly in Texas in comparison to the national average.

This chart shows the number of workers in Texas across various wage buckets compared to the national average.

Transportation

Commuter Transportation

Most Common Commute in 2024

Drove Alone (63.9%)
Worked At Home (25.4%)
Carpooled (7.7%)

In 2024, 63.9% of workers in Williamson County, TX drove alone to work, followed by those who worked at home (25.4%) and those who carpooled to work (7.7%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

Commute Time

27.9 minutes

Average Travel Time

Using averages, employees in Williamson County, TX have a longer commute time (27.9 minutes) than the normal US worker (26.4 minutes). Additionally, 1.69% of the workforce in Williamson County, TX have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Williamson County, TX compares to that of it's neighboring and parent geographies.

Car Ownership

2 cars

Average Number

The following chart displays the households in Williamson County, TX distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Williamson County, TX have 2 cars.

Poverty

Severe Housing Problems

In 2025, 13.1% of the population was living with severe housing problems in Williamson County, TX. From 2014 to 2025, the indicator grew 0.614%.

The graph shows the trend of the percentage of the population living with severe housing problems.

Poverty & Diversity

6.43% of the population for whom poverty status is determined in Williamson County, TX (42.9k out of 667k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Females 18 - 24, followed by Females 25 - 34 and then Females 35 - 44.

The most common racial or ethnic group living below the poverty line in Williamson County, TX is White, followed by Hispanic and Two Or More.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

Children in Poverty

In 2025, 7.2% of the children was living in poverty in Williamson County, TX. From 2014 to 2025, the indicator declined 3.4%.

The graph shows the trend of the percentage of the children living in poverty.

Social Needs

Data only available at the state level.

Most prevalent states

California
35,798 individuals
New York
5,087 individuals

In 2017, California had the highest estimated number of chronically homeless individuals in the nation, at 35,798, followed by New York (5,087).

The following map shows the estimated number of chronically homeless individuals by state over multiple years.

Security

Crimes & Accidents

Indicator

In 2022, the number of reported violent crimes offenses per 100,000 population was 165 in Williamson County, TX. From 2014 to 2022, the indicator grew 27.2% per 100,000 population.

The graph shows the trend in the number of reported violent crimes offenses per 100,000 population.