Williamson County, Texas Population 2022
Williamson County, Texas's estimated population is 646,285 with a growth rate of 2.97% in the past year according to the most recent United States census data. Williamson County, Texas is the 12th largest county in Texas. The 2010 Population was 422,679 and has seen a growth of 52.90% since this time.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 1850 | 1,568 | 0.00% | |
| 1860 | 4,529 | 2,961 | 188.84% |
| 1870 | 6,368 | 1,839 | 40.60% |
| 1880 | 15,155 | 8,787 | 137.99% |
| 1890 | 25,909 | 10,754 | 70.96% |
| 1900 | 38,072 | 12,163 | 46.95% |
| 1910 | 42,228 | 4,156 | 10.92% |
| 1920 | 42,934 | 706 | 1.67% |
| 1930 | 44,146 | 1,212 | 2.82% |
| 1940 | 41,698 | -2,448 | -5.55% |
| 1950 | 38,853 | -2,845 | -6.82% |
| 1960 | 35,044 | -3,809 | -9.80% |
| 1970 | 37,305 | 2,261 | 6.45% |
| 1980 | 76,521 | 39,216 | 105.12% |
| 1990 | 139,551 | 63,030 | 82.37% |
| 2010 | 422,679 | 283,128 | 202.88% |
| 2011 | 441,313 | 18,634 | 4.41% |
| 2012 | 459,947 | 18,634 | 4.22% |
| 2013 | 478,581 | 18,634 | 4.05% |
| 2014 | 497,215 | 18,634 | 3.89% |
| 2015 | 515,849 | 18,634 | 3.75% |
| 2016 | 534,483 | 18,634 | 3.61% |
| 2017 | 553,117 | 18,634 | 3.49% |
| 2018 | 571,751 | 18,634 | 3.37% |
| 2019 | 590,385 | 18,634 | 3.26% |
| 2020 | 609,017 | 18,632 | 3.16% |
| 2021 | 627,651 | 18,634 | 3.06% |
| 2022 | 646,285 | 18,634 | 2.97% |
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 431,837 | 75.70% |
| Black or African American | 36,524 | 6.40% |
| American Indian and Alaska Native | 1,948 | 0.34% |
| Asian | 40,526 | 7.10% |
| Native Hawaiian and Other Pacific Islander | 712 | 0.12% |
| Some Other Race | 17,282 | 3.03% |
| Two or More Races | 41,608 | 7.29% |
Williamson County, Texas Population Pyramid 2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 188,113 | 3.01 | 68.2 |
| Married | 109,610 | 3.55 | 81 |
| Male | 7,841 | 4.06 | 53.1 |
| Female | 18,641 | 3.92 | 47.5 |
| Non Family | 52,021 | 1.39 | 50.8 |
3.53
Average Family Size
3.01
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 11,962 | 3.15% |
| 9th to 12th Grade | 13,548 | 3.57% |
| High School Graduate | 76,864 | 20.24% |
| Some College | 85,493 | 22.52% |
| Associates Degree | 32,838 | 8.65% |
| Bachelors Degree | 104,976 | 27.65% |
| Graduate Degree | 54,003 | 14.22% |
Williamson County, Texas Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| Asian | 27,718 | 25,578 | 19,669 |
| White | 238,720 | 231,431 | 106,647 |
| Islander | 544 | 544 | 243 |
| 2+ Races | 18,988 | 16,844 | 6,956 |
| Black | 23,977 | 22,831 | 8,309 |
| Native American | 1,181 | 973 | 304 |
| Hispanic | 80,320 | 65,875 | 20,371 |
| Other Race | 11,356 | 9,381 | 2,337 |
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 70.96%.
$49,332
Average Earnings
$59,375
Average Male
$39,767
Average Female
Williamson County, Texas Language by Age
Williamson County, Texas Language
77.90% of Williamson County, Texas residents speak only English, while 22.10% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 13.88% of the population.
Williamson County, Texas Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Islander | 708 | 230 | 32.49% |
| Native | 1,883 | 220 | 11.68% |
| Black | 35,962 | 4,170 | 11.60% |
| Hispanic | 138,723 | 11,952 | 8.62% |
| Multiple | 41,231 | 2,681 | 6.50% |
| White | 330,307 | 15,087 | 4.57% |
| Asian | 40,468 | 1,665 | 4.11% |
| Other | 789 | NaN% |
6.06%
Overall Poverty Rate
5.42%
Male Poverty Rate
6.68%
Female Poverty Rate
Poverty in Williamson County, Texas
The race most likely to be in poverty in Williamson County, Texas is Islander, with 32.49% below the poverty level.
The race least likely to be in poverty in Williamson County, Texas is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.54%. Among those working part-time, it was 9.97%, and for those that did not work, the poverty rate was 10.91%.
Williamson County, Texas Marital Status
Marriage Rates
53.4%
Overall Marriage Rate
54.9%
Male Marriage Rate
51.9%
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 Over 65, while the female age group most likely to be married is 35-44.
Williamson County, Texas Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 30,750 | 9.37% |
| Black | 3,504 | 12.85% |
| Native American | 133 | 9.41% |
| Asian | 344 | 1.17% |
| Islander | 58 | 11.35% |
| Other Race | 501 | 3.74% |
| 2+ Races | 1,533 | 6.49% |
| Hispanic | 5,042 | 5.28% |
Williamson County, Texas Veterans by Education
3.44%
Veteran Poverty Rate
23.19%
Veteran Disability Rate
69.6%
Labor Force Participation
66%
Employment Rate
5%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
51.20%
Born in Williamson County, Texas
86.98%
Native Born
13.02%
Foreign Born
7.14%
Non Citizen
5.87%
Naturalized
Place of Birth
86.98% of Williamson County, Texas residents were born in the United States, with 51.20% having been born in Texas. 7.14% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990