ZIP Code 78633

ZIP Code Tabulation Area in Williamson County, Texas.

Population: 28,877
Median household income: $99,967
Median home value: $443,500

ZIP Code 78633 (Williamson County, Texas) is home to about 28,877 residents. At $99,967, its median household income sits below Williamson County's $108,309.

From 2019 to 2023, ZIP Code 78633's population grew 11.7% from 25,853 to 28,877, while its median gross rent rose 8.1% from $1,698 to $1,836.

92.5% of homes are single-family detached houses. The typical home was built around 2007.

Demographics

ACS 2019–2023

Population: 28,877
Median age: 67.9 yrs
Median household income: $99,967
Median home value: $443,500
Median gross rent: $1,836
Housing units: 14,711
Homeownership rate: 91.1%
Bachelor's degree or higher: 55.6%
Unemployment rate: 4.1%

Trends

ACS 5-year · 2019–2023

Population

25,85328,877

Median household income

$80,117$99,967

Median home value

$319,500$443,500

Median gross rent

$1,698$1,836

Year	Population	Median household income	Median home value	Median gross rent
2019	25,853	$80,117	$319,500	$1,698
2020	26,632	$81,571	$333,300	$1,632
2021	26,507	$86,929	$353,400	$1,622
2022	27,292	$95,510	$400,400	$1,765
2023	28,877	$99,967	$443,500	$1,836

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 51.9%

5 to 177.1%

18 to 243.3%

25 to 343.1%

35 to 446.7%

45 to 548.4%

55 to 6413.2%

65 to 7427.5%

75 and over28.9%

	Count	Share
Under 5	538	1.9%
5 to 17	2,059	7.1%
18 to 24	948	3.3%
25 to 34	888	3.1%
35 to 44	1,934	6.7%
45 to 54	2,430	8.4%
55 to 64	3,813	13.2%
65 to 74	7,934	27.5%
75 and over	8,333	28.9%

Race & ethnicity

	Count	Share
White (non-Hispanic)	25,107	86.9%
Black or African American	235	0.8%
American Indian & Alaska Native	15	0.1%
Asian	697	2.4%
Native Hawaiian & Pacific Islander	66	0.2%
Some other race	57	0.2%
Two or more races	569	2.0%
Hispanic or Latino (any race)	2,131	7.4%

Educational attainment (age 25+)

No high school diploma2.3%

High school graduate12.9%

Some college or associate's29.2%

Bachelor's degree32.5%

Graduate or professional degree23.1%

	Count	Share
No high school diploma	584	2.3%
High school graduate	3,266	12.9%
Some college or associate's	7,394	29.2%
Bachelor's degree	8,245	32.5%
Graduate or professional degree	5,843	23.1%

Commute to work

Mean travel time to work: 31 min

Drove alone58.0%

Carpooled6.5%

Public transit0.0%

Walked2.2%

Bicycle0.0%

Worked from home31.3%

Other means2.0%

How workers get to work

	Count	Share
Drove alone	4,941	58.0%
Carpooled	556	6.5%
Public transit	0	0.0%
Walked	191	2.2%
Bicycle	0	0.0%
Worked from home	2,668	31.3%
Other means	167	2.0%

Travel time

	Count	Share
Under 15 min	1,065	18.2%
15 to 29 min	1,978	33.8%
30 to 44 min	1,450	24.8%
45 to 59 min	781	13.3%
60+ min	581	9.9%

Households

Average household size: 2.02
Poverty rate: 3.3% (961 of 28,855)

	Count	Share
Family households	9,430	66.1%
Nonfamily households	4,837	33.9%

Housing

Median year structure built: 2007

Occupancy

	Count	Share
Occupied	14,267	97.0%
Vacant	444	3.0%

Tenure (of occupied units)

	Count	Share
Owner-occupied	12,991	91.1%
Renter-occupied	1,276	8.9%

1-unit, detached92.5%

1-unit, attached3.0%

2 to 4 units0.8%

5 to 19 units0.4%

20 or more units2.6%

Mobile home & other0.7%

Units in structure

	Count	Share
1-unit, detached	13,615	92.5%
1-unit, attached	444	3.0%
2 to 4 units	111	0.8%
5 to 19 units	52	0.4%
20 or more units	387	2.6%
Mobile home & other	102	0.7%

ZIP Code 78633

Demographics

Trends

Age distribution

Race & ethnicity

Educational attainment (age 25+)

Commute to work

Households

Housing

Geography

Counties this ZIP covers

Compare with nearby ZIP codes

National ZIP rankings

Nearby ZIP codes