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

Note: Corrected/updated 2013 property tax data for Anderson, Andrews, Angelina, Ector, Hale, Hood and Montgomery on April 29, 2015.

POPULATION (Census Bureau)
County Population     «History»   «Group Quarters»
Estimate 2019:590,551More data
Estimate 2018:566,463 
Estimate 2017:546,251 
Estimate 2016:527,622 
Estimate 2015:507,133 
Estimate 2014:487,913 
Estimate 2013:470,017 
Estimate 2012:455,750 
Estimate 2011:442,031 
Census 2010:422,679More data
Census 2000:249,967More data
Population of the County Seat (Georgetown)
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.):55,385More data
Bartlett city (pt.):1,044More data
Cedar Park city (pt.):71,015More data
Coupland city:317More data
Florence city:1,274More data
Georgetown city:79,604More data
Granger city:1,505More data
Hutto city:27,947More data
Jarrell city:1,832More data
Leander city (pt.):60,351More data
Liberty Hill city:2,931More data
Pflugerville city (pt.):238More data
Round Rock city (pt.):131,593More data
Taylor city:17,383More data
Thorndale city (pt.):2More data
Thrall city:977More data
Weir city:530More data
County Size in Square Miles (Census Bureau and EPA)
Land Area:1,118.3More data
Water Area:16.1More data
Total Area:1,134.4More data
Population Density Per Square Mile
2010:377.97More data
Urban and Rural Population of the County, 2010 (Census Bureau)
Percent Urban:88.01More data
Percent Rural:11.99More data
Ethnicity - 2018 (Census Bureau)
Percent Hispanic:24.8%More data
Race - 2018 (Census Bureau)
Percent White Alone:81.2%More data
Percent African American Alone:7.2%More data
Percent American Indian and Alaska Native Alone:0.9%More data
Percent Asian Alone:7.7%More data
Percent Native Hawaiian and Other Pacific Islander Alone:0.2%More data
Percent Multi-Racial:2.8%More data
Race and Ethnicity - 2018 (Census Bureau)
Percent Not Hispanic White Alone:58.6%More data
Percent Not Hispanic Black Alone:6.5%More data
Age - 2018 (Census Bureau)     «Age Groups»
17 and Under:25.6%More data
65 and Older:12.2%More data
85 and Older:1.2%More data
Median Age:36.5More data
Per Capita Income - 2018 (BEA):$50,776More data
Total Personal Income - 2018 (BEA):$28,775,524,000More data
Median Household Income - 2018 (Census Bureau):$87,817More data
Poverty - 2018 (Census Bureau)
Percent of Population in Poverty:6.4%More data
Percent of Population under 18 in Poverty:7.9%More data
Educational Attainment (Census Bureau, 2014-2018 American Community Survey 5-Year Estimate)
Percent high school graduate and higher, Age 25 and over:93.2% 
Percent bachelor's degree or higher, Age 25 and over:41.1% 
Pay (BLS)
Average Annual Pay - 2018:$55,645More data
Average Annual Pay - 2017:$54,271 
Average Annual Pay - 2016:$51,405 
Average Annual Pay - 2015:$51,557 
Average Annual Pay - 2014:$50,491 
Annual Unemployment Rate, Not Adjusted (Texas Workforce Commission)
Unemployment Rate - 2019:2.8More data
Unemployment Rate - 2018:3.0 
Unemployment Rate - 2017:3.3 
Unemployment Rate - 2016:3.4 
Unemployment Rate - 2015:3.4 
COUNTY FINANCES (Texas Comptroller of Public Accounts)
Property Taxes - 2018
Total County Tax Rate:     «Detailed Tax Rates»$0.459029More data
Total Market Value:     «Values and Levies»$72,732,892,034More data
Total Appraised Value Available for County Taxation:$65,284,504,891More data
Total Actual Levy:$299,751,502More data
For property tax information about a specific property, contact the Appraisal District.
Sales Tax Allocation History
CY 2019:$N/AMore data
CY 2018:$N/A 
CY 2017:$N/A 
CY 2016:$N/A 
CY 2015:$N/A 
Centerline Miles - 2018
IH Highways:27.451More data
US Highways:60.616More data
State Highways, Spurs, Loops, Business Routes:120.924More data
Farm or Ranch to Market Roads and Spurs:262.907More data
Pass, Park and Recreation Roads:0.000More data
Frontage Roads:96.054More data
On-System Subtotal:567.952More data
City Streets:1,307.217More data
Certified County Roads:1,389.294More data
Toll Road Authority Roads:22.281More data
Federal Roads:25.732More data
Off-System Subtotal:2,744.524More data
Center Line Miles: County Total:3,312.476More data
Lane Miles - 2018
IH Highways:164.706More data
US Highways:258.947More data
State Highways, Spurs, Loops, Business Routes:412.262More data
Farm or Ranch to Market Roads and Spurs:614.525More data
Pass, Park and Recreation Roads:0.000More data
Frontage Roads:216.300More data
On-System Subtotal:1,666.740More data
City Streets:2,822.980More data
Certified County Roads:2,801.177More data
Toll Road Authority Roads:85.201More data
Federal Roads:51.464More data
Off-System Subtotal:5,760.822More data
County Total:7,427.562More data
County Business Patterns (Census Bureau):     «CBP 2017»
Gross Domestic Product (BEA):     «GDP 2018»
County Agricultural Profile (USDA):     «Census of Agriculture 2017»
State & County QuickFacts (Census Bureau):     «Williamson County QuickFacts»
State & County Narrative Profiles (Census Bureau):     «Narrative Profiles (Beta)»
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.