Williamson County, Texas

Williamson County covers 1,116 sq mi of land and has about 672,688 residents. 26 zip codes lie mainly within it, spread across 14 cities and towns. Zip codes that only partly reach into the county are listed on each zip's own page.

Population

672,688

603/sq mi

Median household income

$111K

U.S. $81K

Median home value

$447K

U.S. $333K

Median rent

$1,796

U.S. $1,413

Median age

37.3

U.S. 38.9

Poverty rate

6.4%

U.S. 12.5%

Cities and towns

Zip codes in Williamson County

26 total

Zip	City	Type	Population	IncomeMedian income	Home value
76527	Florence	Residential	4,918	$81,574	$345,400
76530	Granger	Residential	2,598	$106,250	$288,300
76537	Jarrell	Residential	16,272	$98,199	$290,900
76573	Schwertner	Residential	0	—	—
76574	Taylor	Residential	20,242	$78,568	$297,500
76578	Thrall	Residential	1,762	$105,063	$341,300
78613	Cedar Park	Residential	89,956	$125,487	$496,200
78615	Coupland	Residential	1,637	$80,938	$441,200
78626	Georgetown	Residential	48,072	$100,431	$387,700
78627	Georgetown · PO box	PO box / unique	—	—	—
78628	Georgetown	Residential	50,822	$125,635	$496,600
78630	Cedar Park · PO box	PO box / unique	—	—	—
78633	Georgetown	Residential	29,309	$100,936	$464,600
78634	Hutto	Residential	46,413	$114,426	$375,200
78642	Liberty Hill	Residential	26,434	$132,958	$506,600
78646	Leander · PO box	PO box / unique	—	—	—
78664	Round Rock	Residential	62,060	$87,417	$358,200
78665	Round Rock	Residential	66,171	$122,680	$474,100
78673	Walburg · PO box	PO box / unique	—	—	—
78674	Weir	Residential	108	—	$47,500
78680	Round Rock · PO box	PO box / unique	—	—	—
78681	Round Rock	Residential	56,691	$137,819	$497,300
78682	Round Rock · PO box	PO box / unique	—	—	—
78683	Round Rock · PO box	PO box / unique	—	—	—
78717	Austin	Residential	37,262	$145,325	$652,200
78729	Austin	Residential	30,460	$86,438	$476,200

Williamson County at a glance

Compared with the U.S.

Household income distribution

<$25k

$25–50k

10%

$50–75k

14%

$75–100k

12%

$100–150k

21%

$150–200k

15%

$200k+

20%

Highest education (adults 25+)

No diploma

High school

18%

Some college

20%

Associate's

Bachelor's

31%

Graduate

18%

How people get to work

Drove alone

64%

Carpooled

Transit

0.3%

Walked

0.8%

Bicycle

0.2%

Worked from home

25%

Other

At a glance

	Williamson	U.S.
Own their home	66.4%	65.2%
Bachelor's degree or higher	48.4%	35.7%
Work from home	25.4%	15.1%
Households with broadband	95.8%	91%
Without health insurance	9.8%	8.4%
Foreign-born	16.2%	14.1%
Veterans (of adults)	7.6%	6.2%
Unemployment	3.9%	5.2%
Average commute	27.9 min	26.4 min