78737 ZIP Code — Austin, TX

Hays County, Texas

ZIP code 78737 is located in Austin, Texas, within Hays County. It covers approximately 36.44 square miles and serves a population of 24,951 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 512/737.

About ZIP code 78737

The housing stock consists of predominantly single-family detached homes. Much of the housing stock is relatively new, reflecting recent development activity. Median home value is $628,800. Owner-occupancy is high at 89%, well above the national average.

The gap between median ($151,635) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 6% is below the national average.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 29 minutes is near the national average. Remote work is prevalent — 35% of workers work from home.

Educational attainment is high — 64% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 78737 reflects a community defined by a highly educated population, high homeownership, and a high rate of remote workers.

24,951

population

36.44

sq mi land

Standard

ZIP type

Central (CT)

timezone

78737 ZIP code map

Cities in ZIP code 78737

Below are the cities the US Postal Service accepts for ZIP code 78737. Using any city not on this list may result in mail delivery delays.

City	Status
Austin	Preferred

Nearby ZIP codes

78739 Austin (4.2 mi) 78736 Austin (5.7 mi) 78652 Manchaca (6.1 mi) 78749 Austin (6.3 mi) 78619 Driftwood (7.5 mi) 78748 Austin (8.2 mi) 78735 Austin (8.7 mi) 78738 Austin (9.2 mi) 78745 Austin (9.8 mi) 78610 Buda (10 mi) 78733 Austin (11 mi) 78620 Dripping Springs (11.6 mi)

Demographics updated 07/2026

Population
Total population	24,951
Population density	685 / sq mi
State FIPS	48
County FIPS	209

Geography
Land area	36.44 sq mi
Water area	0.00 sq mi
Latitude	30.1756
Longitude	-97.9590
Timezone	Central (CT)
Area code	512/737

Total population by age

Gender

Race & ethnicity

Economics updated 07/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.7%	35.3%	39.5%
$50k – $100k	22.3%	31.9%	30.1%
$100k – $200k	39.3%	23.5%	22.6%
Over $200k	26.7%	9.3%	7.8%

Demographics & statistics

24,951

Population

685

People per sq mi

36.9

Median age

$151,635

Median household income

$60,301

Per capita income

$628,800

Median home value

$2,075

Median monthly rent

88.7%

Home ownership

6.4%

Poverty rate

6.0%

Unemployment

7,121

Housing units

63.6%

Bachelor's or higher

Age distribution

Male Female

781

Under 5

730

1,922

5–9

1,795

1,199

10–14

1,119

869

15–19

811

262

20–24

245

833

25–34

777

2,529

35–44

2,362

1,704

45–54

1,591

598

55–59

558

600

60–64

560

968

65–74

903

445

75–84

416

193

85+

181

← Male

Female →

Age summary

Group	Count	%
Under 18	8,761	35.1%
18 and over	16,190	64.9%
65 and over	3,106	12.4%
Median age	36.9 years

Race & ethnicity

White 64.9%

Two or more races 15.3%

Hispanic or Latino 12.5%

Asian 3.3%

Black or African American 2.1%

Other race 1.8%

American Indian / Alaska Native 0.1%

Group	Count	%
White	18,492	64.9%
Two or more races	4,362	15.3%
Hispanic or Latino	3,554	12.5%
Asian	938	3.3%
Black or African American	597	2.1%
Other race	521	1.8%
American Indian / Alaska Native	41	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.7%	35.3%	39.5%
$50k – $100k	22.3%	31.9%	30.1%
$100k – $200k	39.3%	23.5%	22.6%
Over $200k	26.7%	9.3%	7.8%

Under $10k 1.7%

$10k–$15k 0.4%

$15k–$25k 4.1%

$25k–$35k 4.5%

$35k–$50k 2.0%

$50k–$75k 7.2%

$75k–$100k 6.4%

$100k–$150k 22.4%

$150k–$200k 12.1%

$200k+ 39.2%

Range	% of households
Under $10k	1.7%
$10k–$15k	0.4%
$15k–$25k	4.1%
$25k–$35k	4.5%
$35k–$50k	2.0%
$50k–$75k	7.2%
$75k–$100k	6.4%
$100k–$150k	22.4%
$150k–$200k	12.1%
$200k+	39.2%
Median income	$151,635

Housing

Home values

Under $50k 1.8%

$50k–$100k 0.2%

$100k–$150k 0.7%

$150k–$200k 1.4%

$200k–$300k 1.9%

$300k–$500k 22.6%

$500k–$1M 60.6%

$1M+ 10.8%

Housing overview

Metric	Value
Median home value	$628,800
Median rent / month	$2,075
Owner occupied	88.7%
Renter occupied	11.3%
Vacant	3.3%
Single-family detached	90.1%
Large apartment buildings	3.4%
Mobile homes	1.8%
Median rooms	7.3
Avg household size (owned)	3.34

Year built

Era	%
2020 or later	4.1%
2010–2019	33.7%
2000–2009	28.5%
1990–1999	13.6%
1980–1989	9.3%
1970–1979	9.5%
1960–1969	0.3%
1950–1959	0.6%
1940–1949	0.0%
1939 or earlier	0.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	3.9%
2 bedrooms	6.8%
3 bedrooms	31.7%
4 bedrooms	45.0%
5+ bedrooms	11.9%

Vehicles per household

Vehicles	% of households
No vehicle	2.9%
1 vehicle	13.1%
2 vehicles	52.6%
3 or more	31.4%

Heating fuel

Fuel type	%
Utility gas	41.5%
Electricity	48.5%
Propane / LP gas	7.8%
Wood	0.3%
Solar	0.2%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	5,819	75.3%
Cohabiting couple	284	3.7%
Male householder, no spouse	876	11.3%
Female householder, no spouse	750	9.7%
Households with children under 18	4,054	52.5%
Households with seniors (65+)	2,153	27.9%
Average household size	3.22

Marital status

Status	Male	Female
Never married	24.9%	15.6%
Married	66.7%	72.3%
Separated	0.9%	0.6%
Widowed	0.8%	5.8%
Divorced	6.6%	5.7%

Education

Less than 9th grade 0.5%

Some HS, no diploma 1.8%

HS graduate 9.6%

Some college, no degree 19.9%

Associate's degree 4.5%

Bachelor's degree 39.4%

Graduate / professional 24.2%

Metric	%
HS diploma or higher	97.6%
Bachelor's or higher	63.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1,007	11.9%
Kindergarten	418	4.9%
Elementary school	4,623	54.5%
High school	1,541	18.2%
College / grad school	887	10.5%

Employment

Industry of employment

Professional & management 23.6%

Education & healthcare 16.2%

Finance & real estate 10.2%

Public administration 8.3%

Other services 8.0%

Manufacturing 7.7%

Arts, food & hospitality 7.5%

Retail trade 5.3%

Transportation & utilities 4.1%

Construction 3.8%

Information 2.4%

Wholesale trade 1.6%

Agriculture & mining 1.2%

Occupation

Category	%
Management, business & arts	62.6%
Service	9.2%
Sales & office	17.9%
Natural resources & construction	3.6%
Production & transportation	6.7%

Employment type

Type	%
Private sector	74.8%
Government	15.6%
Self-employed	9.2%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	55.7%
Carpool	5.6%
Public transit	0.2%
Walk	1.2%
Work from home	34.5%
Other means	2.8%
Avg commute (minutes)	28.7

Poverty

All people 6.4%

Under 18 years 7.8%

18 and over 5.6%

Married-couple families 4.5%

Female-led households 11.8%

Income support

Source	% of households
Social Security	24.7%
Retirement income	23.8%
Supplemental Security	0.6%
Cash public assistance	0.3%
Food stamps / SNAP	1.0%

Health indicators

Condition	%
Obesity	26.9%
High blood pressure	27.4%
High cholesterol	35.1%
Diabetes	8.1%
Heart disease	4.7%
Stroke	2.0%
Asthma	8.1%
Arthritis	19.4%
Kidney disease	2.2%
Pulmonary disease	4.2%
Cancer	6.3%

Behavior / access	%
Smoking	11.4%
Binge drinking	19.3%
No physical activity	14.6%
Less than 7 hrs sleep	27.3%
Depression	19.8%
Fair or poor health	9.3%
Poor mental health	12.1%
Poor physical health	7.6%
No health insurance	13.7%
Visited doctor (checkup)	70.6%
Visited dentist	72.9%
Cholesterol screening	93.2%
Teeth loss	6.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	880	5.4%

Disability	%
Any disability	5.9%
Under 18	2.2%
18–64 years	2.8%
65 and over	29.0%

Health insurance coverage

Type	%
Private insurance	87.7%
Public insurance	15.7%
No insurance	6.2%
Uninsured under 19	5.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	23,440	93.9%
Spanish	472	2.0%
Other Indo-European	212	0.9%
Asian & Pacific Islander	144	0.6%
Other languages	116	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	23,252	93.2%
Born in same state	22,937	91.9%
Born in different state	13,884	55.6%
Foreign born	315	1.3%
Naturalized citizen	1,699	6.8%
Not a US citizen	1,338	78.8%

Ancestry

Ancestry	Count	%
French	3,518	14.1%
Italian	2,420	9.7%
Arab	1,273	5.1%
English	502	2%
German	255	1%

Ancestry	Count	%
Dutch	124	0.5%
Polish	81	0.3%
Irish	68	0.3%
Norwegian	15	0.1%

Technology access

Metric	% of households
Computer access	31.0%
Internet access	98.6%

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

Frequently asked questions about ZIP code 78737

What city is ZIP code 78737 in?

ZIP code 78737 is primarily assigned to Austin, Texas.

What county is ZIP code 78737 in?

ZIP code 78737 falls within Hays County, Texas.

Is ZIP code 78737 family-oriented?

35% of residents in ZIP code 78737 are under 18, reflecting a younger, family-oriented community.

How educated is the population of ZIP code 78737?

64% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 78737 mostly owner-occupied?

89% of occupied units in ZIP code 78737 are owner-occupied, well above the national average.

What is the median household income in ZIP code 78737?

The median household income in ZIP code 78737 is $151,635, above the national median of ~$75,000.

What timezone is ZIP code 78737 in?

ZIP code 78737 observes the CST timezone.