78733 ZIP Code — Austin, TX

Travis County, Texas

ZIP code 78733 is located in Austin, Texas, within Travis County. It covers approximately 11.20 square miles and serves a population of 9,014 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 512.

About ZIP code 78733

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $859,100. Owner-occupancy is high at 89%, well above the national average.

The gap between median ($193,786) and mean household income suggests income inequality — a small number of higher earners pull the average up.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 25 minutes is near the national average. Remote work is prevalent — 24% of workers work from home.

Educational attainment is high — 81% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 78733 reflects a community defined by a highly educated population, high homeownership, and a high rate of remote workers.

9,014

population

11.20

sq mi land

Standard

ZIP type

Central (CT)

timezone

78733 ZIP code map

Cities in ZIP code 78733

Below are the cities the US Postal Service accepts for ZIP code 78733. Using any city not on this list may result in mail delivery delays.

City	Status
Austin	Acceptable
Austin	Preferred

Nearby ZIP codes

78735 Austin (3.8 mi) 78730 Austin (4 mi) 78732 Austin (4.2 mi) 78746 Austin (4.5 mi) 78736 Austin (5.7 mi) 78734 Austin (6.1 mi) 78738 Austin (6.9 mi) 78731 Austin (6.9 mi) 78703 Austin (7.3 mi) 78726 Austin (7.7 mi) 78750 Austin (7.9 mi) 78749 Austin (8 mi)

Demographics updated 06/2026

Population
Total population	9,014
Population density	805 / sq mi
State FIPS	48
County FIPS	453

Geography
Land area	11.20 sq mi
Water area	0.23 sq mi
Latitude	30.3207
Longitude	-97.8831
Timezone	Central (CT)
Area code	512

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.4%	30.7%	39.5%
$50k – $100k	15.5%	29.5%	30.1%
$100k – $200k	30.8%	27.7%	22.6%
Over $200k	42.3%	12.1%	7.8%

Demographics & statistics

9,014

Population

805

People per sq mi

43.3

Median age

$193,786

Median household income

$92,282

Per capita income

$859,100

Median home value

$3,013

Median monthly rent

89.2%

Home ownership

1.8%

Poverty rate

3.4%

Unemployment

3,021

Housing units

80.7%

Bachelor's or higher

Age distribution

Male Female

152

Under 5

135

434

5–9

386

613

10–14

546

373

15–19

333

20–24

189

25–34

168

798

35–44

712

757

45–54

675

426

55–59

380

275

60–64

246

602

65–74

536

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	2,817	31.3%
18 and over	6,197	68.7%
65 and over	1,288	14.3%
Median age	43.3 years

Race & ethnicity

White 63%

Asian 13.7%

Two or more races 12.1%

Hispanic or Latino 9%

Black or African American 1.5%

Other race 0.7%

Group	Count	%
White	6,242	63%
Asian	1,354	13.7%
Two or more races	1,196	12.1%
Hispanic or Latino	893	9%
Black or African American	153	1.5%
Other race	69	0.7%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.4%	30.7%	39.5%
$50k – $100k	15.5%	29.5%	30.1%
$100k – $200k	30.8%	27.7%	22.6%
Over $200k	42.3%	12.1%	7.8%

$15k–$25k 4.5%

$25k–$35k 3.0%

$35k–$50k 1.0%

$50k–$75k 5.4%

$75k–$100k 5.6%

$100k–$150k 15.2%

$150k–$200k 16.9%

$200k+ 48.4%

Range	% of households
$15k–$25k	4.5%
$25k–$35k	3.0%
$35k–$50k	1.0%
$50k–$75k	5.4%
$75k–$100k	5.6%
$100k–$150k	15.2%
$150k–$200k	16.9%
$200k+	48.4%
Median income	$193,786

Housing

Home values

$150k–$200k 0.7%

$200k–$300k 3.4%

$300k–$500k 11.5%

$500k–$1M 51.1%

$1M+ 33.3%

Housing overview

Metric	Value
Median home value	$859,100
Median rent / month	$3,013
Owner occupied	89.2%
Renter occupied	10.8%
Vacant	8.5%
Single-family detached	94.5%
Large apartment buildings	0.0%
Mobile homes	3.2%
Median rooms	7.9
Avg household size (owned)	2.94

Year built

Era	%
2020 or later	0.8%
2010–2019	4.8%
2000–2009	18.6%
1990–1999	35.6%
1980–1989	27.9%
1970–1979	5.4%
1960–1969	1.6%
1950–1959	4.2%
1940–1949	0.6%
1939 or earlier	0.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	0.4%
2 bedrooms	5.2%
3 bedrooms	33.0%
4 bedrooms	40.2%
5+ bedrooms	20.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.2%
1 vehicle	9.1%
2 vehicles	62.6%
3 or more	27.1%

Heating fuel

Fuel type	%
Utility gas	14.2%
Electricity	60.0%
Propane / LP gas	23.7%
Solar	1.6%
No fuel used	0.2%

Households & families

Household type	Count	%
Married-couple family	2,401	78.2%
Cohabiting couple	0	0.0%
Male householder, no spouse	219	7.1%
Female householder, no spouse	449	14.6%
Households with children under 18	1,520	49.5%
Households with seniors (65+)	874	28.5%
Average household size	2.94

Marital status

Status	Male	Female
Never married	24.0%	13.8%
Married	70.0%	75.7%
Separated	0.0%	1.4%
Widowed	0.1%	2.3%
Divorced	6.0%	6.9%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.3%

HS graduate 5.9%

Some college, no degree 11.5%

Associate's degree 1.5%

Bachelor's degree 40.8%

Graduate / professional 40.0%

Metric	%
HS diploma or higher	99.7%
Bachelor's or higher	80.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	172	5.7%
Kindergarten	48	1.6%
Elementary school	1,677	55.6%
High school	890	29.5%
College / grad school	228	7.6%

Employment

Industry of employment

Professional & management 25.8%

Education & healthcare 16.0%

Finance & real estate 13.3%

Manufacturing 12.9%

Retail trade 12.3%

Public administration 5.8%

Other services 3.3%

Arts, food & hospitality 2.6%

Construction 2.5%

Wholesale trade 2.2%

Transportation & utilities 1.5%

Information 1.4%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	66.0%
Service	8.2%
Sales & office	19.9%
Natural resources & construction	2.7%
Production & transportation	3.3%

Employment type

Type	%
Private sector	80.2%
Government	11.9%
Self-employed	7.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	73.4%
Carpool	1.6%
Public transit	0.0%
Walk	0.5%
Work from home	23.7%
Other means	0.8%
Avg commute (minutes)	24.5

Poverty

All people 1.8%

Under 18 years 3.0%

18 and over 1.2%

Married-couple families 0.0%

Female-led households 10.0%

Income support

Source	% of households
Social Security	24.2%
Retirement income	25.8%
Supplemental Security	0.9%
Cash public assistance	0.4%
Food stamps / SNAP	1.1%

Health indicators

Condition	%
Obesity	25.4%
High blood pressure	23.5%
High cholesterol	33.0%
Diabetes	6.6%
Heart disease	3.8%
Stroke	1.6%
Asthma	8.0%
Arthritis	16.7%
Kidney disease	1.9%
Pulmonary disease	3.4%
Cancer	5.4%

Behavior / access	%
Smoking	9.1%
Binge drinking	20.1%
No physical activity	12.3%
Less than 7 hrs sleep	27.2%
Depression	21.3%
Fair or poor health	7.9%
Poor mental health	11.8%
Poor physical health	6.7%
No health insurance	11.0%
Visited doctor (checkup)	69.9%
Visited dentist	73.1%
Cholesterol screening	93.2%
Teeth loss	4.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	187	3.0%

Disability	%
Any disability	7.1%
Under 18	2.8%
18–64 years	7.2%
65 and over	16.3%

Health insurance coverage

Type	%
Private insurance	86.2%
Public insurance	16.2%
No insurance	6.8%
Uninsured under 19	9.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	8,727	96.8%
Spanish	222	2.5%
Other Indo-European	0	0.0%
Asian & Pacific Islander	93	1.1%
Other languages	129	1.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,341	81.4%
Born in same state	6,824	75.7%
Born in different state	3,969	44.0%
Foreign born	517	5.7%
Naturalized citizen	1,673	18.6%
Not a US citizen	975	58.3%

Ancestry

Ancestry	Count	%
French	1,163	12.9%
Italian	773	8.6%
Arab	175	1.9%
Polish	110	1.2%

Ancestry	Count	%
English	100	1.1%
Irish	25	0.3%
Dutch	20	0.2%
German	13	0.1%

Technology access

Metric	% of households
Computer access	34.0%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 78733

What city is ZIP code 78733 in?

ZIP code 78733 is primarily assigned to Austin, Texas.

What county is ZIP code 78733 in?

ZIP code 78733 falls within Travis County, Texas.

How educated is the population of ZIP code 78733?

81% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 78733 family-oriented?

31% of residents in ZIP code 78733 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 78733 mostly owner-occupied?

89% of occupied units in ZIP code 78733 are owner-occupied, well above the national average.

What is the median household income in ZIP code 78733?

The median household income in ZIP code 78733 is $193,786, above the national median of ~$75,000.

What timezone is ZIP code 78733 in?

ZIP code 78733 observes the CST timezone.