78633 ZIP Code — Georgetown, TX

Williamson County, Texas

ZIP code 78633 is located in Georgetown, Texas, within Williamson County. It covers approximately 78.47 square miles and serves a population of 27,292 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 737/512.

About ZIP code 78633

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $400,400. Owner-occupancy is high at 92%, well above the national average.

The gap between median ($95,510) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average. 71% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average. Remote work is prevalent — 25% of workers work from home.

Educational attainment is high — 56% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Notable community characteristics include a notable veteran presence at 16% of civilians, above the national average of 7%.

Overall, ZIP code 78633 reflects a community defined by a highly educated population, a strong veteran community, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

27,292

population

78.47

sq mi land

Standard

ZIP type

Central (CT)

timezone

78633 ZIP code map

Cities in ZIP code 78633

Below are the cities the US Postal Service accepts for ZIP code 78633. Using any city not on this list may result in mail delivery delays.

City	Status
Georgetown	Preferred

Nearby ZIP codes

78628 Georgetown (6.4 mi) 76527 Florence (6.9 mi) 76537 Jarrell (10.4 mi) 78642 Liberty Hill (11.1 mi) 78626 Georgetown (11.4 mi) 78665 Round Rock (15.1 mi) 78681 Round Rock (15.2 mi) 78681 Round Rock (15.2 mi) 78682 Round Rock (16.2 mi) 76571 Salado (16.7 mi) 78717 Austin (17 mi) 78613 Cedar Park (17.1 mi)

Demographics updated 06/2026

Population
Total population	27,292
Population density	348 / sq mi
State FIPS	48
County FIPS	491

Geography
Land area	78.47 sq mi
Water area	1.28 sq mi
Latitude	30.7387
Longitude	-97.7517
Timezone	Central (CT)
Area code	737/512

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	28.6%	23.0%	39.5%
$50k – $100k	32.6%	30.5%	30.1%
$100k – $200k	28.9%	34.7%	22.6%
Over $200k	9.9%	11.8%	7.8%

Demographics & statistics

27,292

Population

348

People per sq mi

67.9

Median age

$95,510

Median household income

$62,780

Per capita income

$400,400

Median home value

$1,765

Median monthly rent

91.6%

Home ownership

4.0%

Poverty rate

3.9%

Unemployment

12,919

Housing units

56.4%

Bachelor's or higher

Age distribution

Male Female

185

Under 5

229

339

5–9

421

414

10–14

512

358

15–19

444

173

20–24

214

323

25–34

400

800

35–44

992

1,006

45–54

1,247

538

55–59

666

1,154

60–64

1,430

3,497

65–74

4,334

2,787

75–84

3,453

615

85+

761

← Male

Female →

Age summary

Group	Count	%
Under 18	2,471	9.1%
18 and over	24,821	90.9%
65 and over	15,447	56.6%
Median age	67.9 years

Race & ethnicity

White 89.1%

Two or more races 4%

Hispanic or Latino 3.2%

Asian 1.7%

Other race 0.9%

Black or African American 0.9%

Native Hawaiian / Pacific Islander 0.1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	25,139	89.1%
Two or more races	1,136	4%
Hispanic or Latino	915	3.2%
Asian	490	1.7%
Other race	252	0.9%
Black or African American	241	0.9%
Native Hawaiian / Pacific Islander	19	0.1%
American Indian / Alaska Native	15	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	28.6%	23.0%	39.5%
$50k – $100k	32.6%	30.5%	30.1%
$100k – $200k	28.9%	34.7%	22.6%
Over $200k	9.9%	11.8%	7.8%

Under $10k 1.4%

$10k–$15k 2.4%

$15k–$25k 4.5%

$25k–$35k 5.7%

$35k–$50k 8.5%

$50k–$75k 14.4%

$75k–$100k 16.9%

$100k–$150k 20.1%

$150k–$200k 12.6%

$200k+ 13.6%

Range	% of households
Under $10k	1.4%
$10k–$15k	2.4%
$15k–$25k	4.5%
$25k–$35k	5.7%
$35k–$50k	8.5%
$50k–$75k	14.4%
$75k–$100k	16.9%
$100k–$150k	20.1%
$150k–$200k	12.6%
$200k+	13.6%
Median income	$95,510

Housing

Home values

Under $50k 1.1%

$50k–$100k 1.3%

$100k–$150k 0.7%

$150k–$200k 0.9%

$200k–$300k 17.7%

$300k–$500k 48.6%

$500k–$1M 27.3%

$1M+ 2.4%

Housing overview

Metric	Value
Median home value	$400,400
Median rent / month	$1,765
Owner occupied	91.6%
Renter occupied	8.4%
Vacant	3.7%
Single-family detached	91.8%
Large apartment buildings	3.1%
Mobile homes	0.8%
Median rooms	6.1
Avg household size (owned)	2.07

Year built

Era	%
2020 or later	1.5%
2010–2019	34.4%
2000–2009	38.1%
1990–1999	21.0%
1980–1989	3.1%
1970–1979	1.0%
1960–1969	0.4%
1950–1959	0.4%
1940–1949	0.0%
1939 or earlier	0.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.9%
1 bedroom	1.9%
2 bedrooms	41.9%
3 bedrooms	34.9%
4 bedrooms	17.7%
5+ bedrooms	2.7%

Vehicles per household

Vehicles	% of households
No vehicle	2.0%
1 vehicle	42.1%
2 vehicles	43.5%
3 or more	12.4%

Heating fuel

Fuel type	%
Utility gas	60.9%
Electricity	29.6%
Propane / LP gas	8.6%
Wood	0.1%
Solar	0.2%
No fuel used	0.1%

Households & families

Household type	Count	%
Married-couple family	8,617	63.7%
Cohabiting couple	403	3.0%
Male householder, no spouse	1,012	7.5%
Female householder, no spouse	3,499	25.9%
Households with children under 18	1,343	9.9%
Households with seniors (65+)	10,057	74.3%
Average household size	2.01

Marital status

Status	Male	Female
Never married	11.2%	9.2%
Married	78.2%	63.6%
Separated	0.7%	0.2%
Widowed	5.3%	15.5%
Divorced	4.6%	11.6%

Education

Less than 9th grade 1.0%

Some HS, no diploma 1.2%

HS graduate 13.1%

Some college, no degree 20.3%

Associate's degree 7.9%

Bachelor's degree 33.6%

Graduate / professional 22.8%

Metric	%
HS diploma or higher	97.8%
Bachelor's or higher	56.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	72	2.4%
Kindergarten	184	6.1%
Elementary school	1,429	47.7%
High school	764	25.5%
College / grad school	547	18.3%

Employment

Industry of employment

Education & healthcare 22.6%

Professional & management 19.6%

Finance & real estate 9.0%

Arts, food & hospitality 8.8%

Manufacturing 7.2%

Retail trade 7.0%

Construction 6.9%

Public administration 6.4%

Other services 4.3%

Transportation & utilities 3.4%

Wholesale trade 2.4%

Information 1.7%

Agriculture & mining 0.6%

Occupation

Category	%
Management, business & arts	56.3%
Service	12.7%
Sales & office	20.8%
Natural resources & construction	4.3%
Production & transportation	5.9%

Employment type

Type	%
Private sector	76.7%
Government	14.7%
Self-employed	8.3%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	62.4%
Carpool	7.3%
Public transit	0.0%
Walk	2.7%
Work from home	24.7%
Other means	2.9%
Avg commute (minutes)	28.4

Poverty

All people 4.0%

Under 18 years 0.0%

18 and over 4.4%

Married-couple families 2.8%

Female-led households 8.2%

Income support

Source	% of households
Social Security	70.9%
Retirement income	57.1%
Supplemental Security	2.0%
Cash public assistance	0.4%
Food stamps / SNAP	0.8%

Health indicators

Condition	%
Obesity	28.3%
High blood pressure	44.4%
High cholesterol	47.4%
Diabetes	13.5%
Heart disease	9.5%
Stroke	3.7%
Asthma	7.9%
Arthritis	35.6%
Kidney disease	3.8%
Pulmonary disease	7.3%
Cancer	11.9%

Behavior / access	%
Smoking	9.8%
Binge drinking	13.1%
No physical activity	18.7%
Less than 7 hrs sleep	25.9%
Depression	18.7%
Fair or poor health	12.9%
Poor mental health	10.0%
Poor physical health	10.2%
No health insurance	14.8%
Visited doctor (checkup)	79.8%
Visited dentist	70.9%
Cholesterol screening	96.0%
Teeth loss	7.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	3,901	15.8%

Disability	%
Any disability	16.5%
Under 18	4.4%
18–64 years	8.4%
65 and over	23.2%

Health insurance coverage

Type	%
Private insurance	81.6%
Public insurance	59.6%
No insurance	2.3%
Uninsured under 19	6.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	26,878	98.5%
Spanish	315	1.2%
Other Indo-European	252	0.9%
Asian & Pacific Islander	32	0.1%
Other languages	24	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	25,690	94.1%
Born in same state	25,336	92.8%
Born in different state	10,737	39.3%
Foreign born	354	1.3%
Naturalized citizen	1,602	5.9%
Not a US citizen	1,318	82.3%

Ancestry

Ancestry	Count	%
French	6,049	22.2%
Italian	2,945	10.8%
Arab	1,909	7%
Polish	544	2%
English	540	2%

Ancestry	Count	%
Dutch	285	1%
Irish	206	0.8%
German	132	0.5%
Norwegian	28	0.1%

Technology access

Metric	% of households
Computer access	49.6%
Internet access	97.5%

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

Frequently asked questions about ZIP code 78633

What city is ZIP code 78633 in?

ZIP code 78633 is primarily assigned to Georgetown, Texas.

What county is ZIP code 78633 in?

ZIP code 78633 falls within Williamson County, Texas.

Does ZIP code 78633 have an older population?

57% of residents in ZIP code 78633 are 65 or older, above the national average of ~17%.

Does ZIP code 78633 have a large retiree population?

71% of households in ZIP code 78633 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 78633 mostly owner-occupied?

92% of occupied units in ZIP code 78633 are owner-occupied, well above the national average.

How educated is the population of ZIP code 78633?

56% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What timezone is ZIP code 78633 in?

ZIP code 78633 observes the CST timezone.