Williamson County, Texas Population 2018

Williamson County, Texas's estimated population is 547,545 with a growth rate of 3.75% in the past year according to the most recent United States census data. Williamson County, Texas is the 12th largest county in Texas.

Year Population Growth Growth Rate
2017508,313-39,232-7.17%
2017547,54519,7763.75%
2016527,76920,3494.01%
2015507,42019,0353.90%
2014488,38517,9373.81%
2013470,44814,3783.15%
2012456,07013,8933.14%
2011442,17715,8523.72%
2010426,325286,774205.50%
1990139,55163,03082.37%
198076,52139,216105.12%
197037,3052,2616.45%
196035,044-3,809-9.80%
195038,853-2,845-6.82%
194041,698-2,448-5.55%
193044,1461,2122.82%
192042,9347061.67%
191042,2284,15610.92%
190038,07212,16346.95%
189025,90910,75470.96%
188015,1558,787137.99%
18706,3681,83940.60%
18604,5292,961188.84%
18501,5680.00%

Williamson County, Texas Population Growth

Population Data via

Population by Race

Race Population
White410,592
Black or African American31,408
Asian30,813
Two or More Races19,287
Some Other Race14,422
American Indian and Alaska Native1,450
Native Hawaiian and Other Pacific Islander341

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Williamson County, Texas Population Pyramid 2018

5,00010,00015,00020,000 Male Population5,00010,00015,00020,000 Female Population80757065605550454035302520151050

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Williamson County, Texas Median Age

35.8


Total

35.1


Male

36.4


Female

Williamson County, Texas Adults

There are 372,401 adults, (56,929 of whom are seniors) in Williamson County, Texas.

Williamson County, Texas Age Dependency

61.1

Age Dependency Ratio

18

Old Age Dependency Ratio

43.1

Child Dependency Ratio

Williamson County, Texas Sex Ratio

Female

258,207

50.80%

Male

250,106

49.20%

Williamson County, Texas Households and Families

Williamson County, Texas Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Williamson County, Texas Household Types

Type Owner Renter
Married82.8%17.2%
All68.9%31.1%
Male53.5%46.5%
Non Family49.4%50.6%
Female47.1%52.9%

68.9%

Rate of Home Ownership

Williamson County, Texas Households by Type

Type Count Average Size Owned
All170,0512.9668.9
Married99,5423.5482.8
Non Family47,0831.3249.4
Female16,6573.7547.1
Male6,7693.9253.5

3.5

Average Family Size

2.96

Average Household Size

4.5%

Unmarried (Opposite Sex)

0.5%

Unmarried (Same Sex)

Williamson County, Texas Households

Williamson County, Texas Education

Williamson County, Texas Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade10,4563.15%
9th to 12th Grade12,9293.89%
High School Graduate68,05620.48%
Some College79,21423.84%
Associates Degree27,8828.39%
Bachelors Degree89,38026.90%
Graduate Degree44,33313.34%

Williamson County, Texas Educational Attainment by Race

Name Total High School Bachelors
White218,283211,41594,238
Hispanic67,53254,09215,656
Asian20,40719,19814,389
Black19,89118,2757,123
Other Race9,1426,9751,632
Multiple Races7,4717,1312,819
Native American838718186
Islander228210

The highest rate of high school graduation is among white people with a rate of 96.85%.

The highest rate of bachelors degrees is among white people with a rate of 70.51%.

Williamson County, Texas Earnings by Educational Attainment

Name Average Male Female
Overall$45,433$53,481$36,886
Less Than High School$26,290$30,976$17,041
High School Grad$31,726$37,782$26,596
Some College$40,920$50,164$32,919
Bachelors Degree$56,702$74,699$46,978
Graduate Degree$72,757$93,442$54,376

$45,433

Average Earnings

$53,481

Average Male

$36,886

Average Female

Williamson County, Texas Language

Williamson County, Texas Language by Age

Williamson County, Texas Language

79.00% of Williamson County, Texas residents speak only English, while 21.00% speak other languages. The largest non-English language is Spanish, which is spoken by 14.31% of the population.

Williamson County, Texas Poverty

Williamson County, Texas Poverty by Race

Name Total In Poverty Poverty Rate
White306,79915,8435.16%
Hispanic120,67812,94310.73%
Black30,6723,56611.63%
Asian30,7681,7935.83%
Multiple19,1951,6148.41%
Other14,1617945.61%
Native1,4141268.91%

6.97%

Overall Poverty Rate

6.19%

Male Poverty Rate

7.73%

Female Poverty Rate

Poverty in Williamson County, Texas

The race most likely to be in poverty in Williamson County, Texas is Black, with 11.63% below the poverty level.

The race least likely to be in poverty in Williamson County, Texas is White, with 5.16% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.69%. Among those working part-time, it was 10.82%, and for those that did not work, the poverty rate was 12.27%.

Williamson County, Texas Poverty Rate by Education

Name Poverty
Less Than High School15.84%
High School8.50%
Some College5.27%
Bachelors or Greater2.96%

Williamson County, Texas Poverty Rate by Employment Status and Sex

Name Poverty
Male Unemployed22.75%
Female Unemployed20.70%
Female Employed4.55%
Male Employed3.23%

Williamson County, Texas Income

Williamson County, Texas Income by Household Type

Name Median Mean
Households$79,123$97,365
Families$93,076$109,783
Married Families$103,569$120,930
Non Families$47,774$60,574

Williamson County, Texas Marital Status

Williamson County, Texas Marital Status

Marriage Rates

55.2%

Overall Marriage Rate

57.3%

Male Marriage Rate

53.1%

Female Marriage Rate

Williamson County, Texas Married by Age and Sex

Williamson County, Texas Marriage

The age group where males are most likely to be married is Over65, while the female age group most likely to be married is 35To44.

Williamson County, Texas Marital Status by Race


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Williamson County, Texas Veterans

Williamson County, Texas Veterans by War

33,985

Number of Veterans

29,861

Male Veterans

4,124

Female Veterans

Name Veterans
First Gulf War10,827
Vietnam10,790
Second Gulf War8,257
Korea1,919
World War II893

Williamson County, Texas Veterans by Age

Name Veterans
35 to 5411,888
65 to 747,433
55 to 645,205
75+4,987
18 to 344,472

Williamson County, Texas Veterans by Race

Name Veterans % of Total
White29,4289.64%
Hispanic5,0786.29%
Black2,75112.05%
2 or More7878.43%
Other5525.12%
Asian2971.34%
Indian12010.79%
Hawaiian5028.09%

Williamson County, Texas Veterans by Education

4.53%

Veteran Poverty Rate

21.64%

Veteran Disability Rate

Williamson County, Texas Employment Status

Williamson County, Texas Employment by Age

69.3%

Labor Force Participation

65.8%

Employment Rate

4.8%

Unemployment Rate

Williamson County, Texas Employment by Race

Williamson County, Texas Employment by Education

Population of Cities in Williamson County, Texas

City 2010 Census 2016 Estimated Growth Growth Rate
Austin 81104594789013684516.87%
Round Rock 1000011208922089120.89%
Cedar Park 51731689181718733.22%
Georgetown47466671401967441.45%
Pflugerville 48366592451087922.49%
Leander 26452427611630961.66%
Hutto1646123832737144.78%
Taylor1528116857157610.31%
Bartlett 26762752762.84%
Liberty Hill927161268573.89%
Granger14171514976.85%
Jarrell994134635235.41%
Thorndale 12941293-1-0.08%
Florence113712491129.85%
Thrall8389289010.74%
Weir4535004710.38%
Coupland277302259.03%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990