Williamson County

Williamson County is the 12th fastest growing large county in the nation having increased its population by 29.6% between 2010 and 2017. It has also experienced explosive growth in commercial and residential development. Dell Technologies, headquartered in Round Rock, is one of the world’s largest technology companies. Southwestern University, often ranked in national listings as providing one of the best values in undergraduate education, is located in Georgetown. Other attractive communities in Williamson County include Cedar Park, Hutto, Jarrell, Leander, Liberty Hill, and Taylor.

WILLIAMSON COUNTY
AUSTIN MSA
Population 2020
609,017
2,283,371
Population growth 2010-2020
44.1%
33.0%
Land area (sq. mi.) 2020
1,115.8
4,219.5
Median age 2021
36.1
34.7
Households 2021
232,052
894,088
Home ownership rate 2021
70.6%
57.4%
Median household income 2021
$90,473
$81,998
Per capita income 2021
$41,068
$41,805
High school grads 2021
94.0%
90.9%
College grads 2021
42.8%
46.0%
Labor force 2020
318,447
1,242,659
Unemployment rate 2020
5.9%
6.2%
Public school enrollment 2021-2020
125,206
338,710
High school graduates 2019
8,470
21,607
Retail sales 2020
$9,812 mil.
$37,406 mil.
Business
2020
Establishments
12,676
65,881
Employment
179,754
1,031,078
Average salary
$66,428
$72,107
Mfg.business
2020
Establishments
424
1,942
Employment
14,374
61,958
Average salary
$147,590
$113,744

Sources: Texas Comptroller for retail sales; Texas Workforce Commission for labor force, unemployment, businesses, employees, and salaries; Texas Education Agency for public school enrollment and graduates; ESRI for 2021 demographic estimates; and U.S. Census Bureau for all other data.