Williamson County Profile

Compiled by
The County Information Program, Texas Association of Counties

The information contained in this report was obtained from The County Information Program's on-line database. The data contained in the database are obtained from official sources and are not the product of the CIP. The CIP, therefore, does not expressly or impliedly warrant the accuracy of the data. Questions regarding the accuracy, methodology, etc. should be directed to the original source of the information. The sources may be obtained from the CIP by contacting the County Information Program, Texas Association of Counties at (512) 478-8753.

Click the More data link to open a table showing the data item for that row for all 254 Texas counties.

Map of County

POPULATION (Census Bureau)
County Population     «History»   «Group Quarters»  «Census 2020 Redistricting Data (county level only)»
Estimate 2021:643,026More data
Census 2020:609,017More data
Census 2010:422,679More data
Census 2000:249,967More data
Population of the County Seat (Georgetown)
Census 2020:67,176 
Census 2010:47,400 
Census 2000:28,339 
Note: City and town populations include only those parts of each place found within this county. Use our «Town & City Search» to find the total population of each place.
Austin city (pt.):63,623More data
Bartlett city (pt.):949More data
Cedar Park city (pt.):71,368More data
Coupland city:290More data
Florence city:1,201More data
Georgetown city:75,420More data
Granger city:1,193More data
Hutto city:30,855More data
Jarrell city:2,111More data
Leander city (pt.):57,127More data
Liberty Hill city:6,801More data
Pflugerville city (pt.):177More data
Round Rock city (pt.):121,971More data
Taylor city:16,807More data
Thorndale city (pt.):0More data
Thrall city:860More data
Weir city:714More data
County Size in Square Miles (Census Bureau)
Land Area:1,115.8More data
Water Area:16.1More data
Total Area:1,131.9More data
Population Density Per Square Mile
2020:545.80More data
Urban and Rural Population of the County, 2010 (Census Bureau)
Percent Urban:88.01More data
Percent Rural:11.99More data
Ethnicity - 2021 (Census Bureau)
Percent Hispanic:25.4%More data
Race - 2021 (Census Bureau)
Percent White Alone:79.0%More data
Percent African American Alone:7.7%More data
Percent American Indian and Alaska Native Alone:0.9%More data
Percent Asian Alone:9.1%More data
Percent Native Hawaiian and Other Pacific Islander Alone:0.2%More data
Percent Multi-Racial:3.1%More data
Race and Ethnicity - 2021 (Census Bureau)
Percent Not Hispanic White Alone:55.9%More data
Percent Not Hispanic African American Alone:7.0%More data
Age - 2021 (Census Bureau Estimates)     «Age Groups»
17 and Under:24.5%More data
65 and Older:12.6%More data
85 and Older:1.1%More data
Median Age:37.1More data
Per Capita Income - 2021 (BEA):$62,931More data
Total Personal Income - 2021 (BEA):$40,466,221,000More data
Median Household Income - 2021 (Census Bureau):$96,653More data
Poverty - 2021 (Census Bureau)
Percent of Population in Poverty:6.0%More data
Percent of Population under 18 in Poverty:7.3%More data
Educational Attainment (Census Bureau, 2017-2021 American Community Survey 5-Year Estimate)
Percent high school graduate and higher, Age 25 and over:94.0% 
Percent bachelor's degree or higher, Age 25 and over:44.8% 
Pay (BLS)
Average Annual Pay - 2021:$69,434More data
Average Annual Pay - 2020:$66,434 
Average Annual Pay - 2019:$61,857 
Average Annual Pay - 2018:$55,645 
Average Annual Pay - 2017:$54,271 
Annual Unemployment Rate, Not Adjusted (Texas Workforce Commission)
Unemployment Rate - 2021:4.0More data
Unemployment Rate - 2020:5.8 
Unemployment Rate - 2019:2.8 
Unemployment Rate - 2018:3.1 
Unemployment Rate - 2017:3.3 
COUNTY FINANCES (Texas Comptroller of Public Accounts)
Property Taxes - 2021
Total County Tax Rate:     «Detailed Tax Rates»$0.440846More data
Total Market Value:     «Values and Levies»$100,937,311,886More data
Total Appraised Value Available for County Taxation:$85,600,405,697More data
Total Actual Levy:$378,952,456More data
For property tax information about a specific property, contact the Appraisal District.
Sales Tax Allocation History
CY 2021:$N/AMore data
CY 2020:$N/A 
CY 2019:$N/A 
CY 2018:$N/A 
CY 2017:$N/A 
Centerline Miles - 2021
IH Highways:27.492More data
US Highways:60.737More data
State Highways, Spurs, Loops, Business Routes:126.202More data
Farm or Ranch to Market Roads and Spurs:260.408More data
Pass, Park and Recreation Roads:0.000More data
Frontage Roads:96.377More data
On-System Subtotal:571.216More data
City Streets:1,683.139More data
Certified County Roads:1,560.843More data
Toll Road Authority Roads:21.612More data
Federal Roads:25.732More data
Off-System Subtotal:3,291.326More data
Center Line Miles: County Total:3,862.542More data
Lane Miles - 2021
IH Highways:166.073More data
US Highways:262.122More data
State Highways, Spurs, Loops, Business Routes:452.953More data
Farm or Ranch to Market Roads and Spurs:617.974More data
Pass, Park and Recreation Roads:0.000More data
Frontage Roads:218.008More data
On-System Subtotal:1,717.130More data
City Streets:3,595.650More data
Certified County Roads:3,161.476More data
Toll Road Authority Roads:84.748More data
Federal Roads:51.464More data
Off-System Subtotal:6,893.338More data
County Total:8,610.468More data
County Business Patterns (Census Bureau):     «CBP 2020»
Gross Domestic Product (BEA):     «GDP 2021»
County Agricultural Profile (USDA):     «Census of Agriculture 2017»
State & County QuickFacts (Census Bureau):     «Williamson County QuickFacts»
State & County Narrative Profiles (Census Bureau):     «Narrative Profiles»
County History (Handbook of Texas Online):     «Williamson County History»
Texas Almanac (Texas State Historical Association):     «Williamson County»

Special Districts in Williamson County.
School Districts in Williamson County.
History of City Tax Rates in Williamson County.

Airports in Williamson County.
Hospitals in Williamson County.
Prisons in Williamson County.