77551 ZIP Code — Galveston, TX

Galveston County, Texas

ZIP code 77551 is located in Galveston, Texas, within Galveston County. It covers approximately 3.95 square miles and serves a population of 22,521 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 409.

About ZIP code 77551

The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character. Median home value is $242,800. Owner-occupancy sits near the national average at 48%.

The gap between median ($56,620) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 18% of residents, above the national average. 35% 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 20 minutes is near the national average.

Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.

21% of residents lack health insurance, above the national average.

Overall, ZIP code 77551 reflects a community defined by economic challenges above the national average and a significant Social Security-dependent population.

22,521

population

3.95

sq mi land

Standard

ZIP type

Central (CT)

timezone

77551 ZIP code map

Cities in ZIP code 77551

Below are the cities the US Postal Service accepts for ZIP code 77551. Using any city not on this list may result in mail delivery delays.

City	Status
Galveston	Preferred

Nearby ZIP codes

77555 Galveston (2.9 mi) 77550 Galveston (4.3 mi) 77590 Texas City (7.7 mi) 77554 Galveston (7.7 mi) 77563 Hitchcock (10.4 mi) 77568 La Marque (10.5 mi) 77568 La Marque (10.5 mi) 77591 Texas City (13.6 mi) 77510 Santa Fe (17.2 mi) 77510 Santa Fe (17.2 mi) 77539 Dickinson (17.7 mi) 77539 Dickinson (17.7 mi)

Demographics updated 07/2026

Population
Total population	22,521
Population density	5,702 / sq mi
State FIPS	48
County FIPS	167

Geography
Land area	3.95 sq mi
Water area	1.02 sq mi
Latitude	29.2770
Longitude	-94.8343
Timezone	Central (CT)
Area code	409

Total population by age

Gender

Race & ethnicity

Economics updated 07/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.9%	34.4%	39.5%
$50k – $100k	27.7%	27.3%	30.1%
$100k – $200k	19.3%	27.8%	22.6%
Over $200k	5.1%	10.5%	7.8%

Demographics & statistics

22,521

Population

5,702

People per sq mi

37.1

Median age

$56,620

Median household income

$34,681

Per capita income

$242,800

Median home value

$1,251

Median monthly rent

47.5%

Home ownership

17.7%

Poverty rate

5.1%

Unemployment

6,061

Housing units

27.5%

Bachelor's or higher

Age distribution

Male Female

546

Under 5

505

666

5–9

615

688

10–14

635

669

15–19

618

790

20–24

730

2,168

25–34

2,003

1,414

35–44

1,306

1,226

45–54

1,134

744

55–59

688

729

60–64

673

1,216

65–74

1,124

570

75–84

527

279

85+

258

← Male

Female →

Age summary

Group	Count	%
Under 18	4,368	19.4%
18 and over	18,153	80.6%
65 and over	3,974	17.6%
Median age	37.1 years

Race & ethnicity

White 54.6%

Hispanic or Latino 14.3%

Two or more races 13.5%

Black or African American 12.8%

Other race 2.4%

Asian 1.6%

American Indian / Alaska Native 0.6%

Native Hawaiian / Pacific Islander 0.2%

Group	Count	%
White	14,348	54.6%
Hispanic or Latino	3,768	14.3%
Two or more races	3,537	13.5%
Black or African American	3,377	12.8%
Other race	620	2.4%
Asian	416	1.6%
American Indian / Alaska Native	167	0.6%
Native Hawaiian / Pacific Islander	56	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.9%	34.4%	39.5%
$50k – $100k	27.7%	27.3%	30.1%
$100k – $200k	19.3%	27.8%	22.6%
Over $200k	5.1%	10.5%	7.8%

Under $10k 6.0%

$10k–$15k 6.4%

$15k–$25k 11.7%

$25k–$35k 8.4%

$35k–$50k 13.3%

$50k–$75k 12.7%

$75k–$100k 10.8%

$100k–$150k 15.2%

$150k–$200k 7.0%

$200k+ 8.4%

Range	% of households
Under $10k	6.0%
$10k–$15k	6.4%
$15k–$25k	11.7%
$25k–$35k	8.4%
$35k–$50k	13.3%
$50k–$75k	12.7%
$75k–$100k	10.8%
$100k–$150k	15.2%
$150k–$200k	7.0%
$200k+	8.4%
Median income	$56,620

Housing

Home values

Under $50k 1.0%

$50k–$100k 8.4%

$100k–$150k 10.2%

$150k–$200k 16.2%

$200k–$300k 28.9%

$300k–$500k 22.7%

$500k–$1M 11.6%

$1M+ 1.0%

Housing overview

Metric	Value
Median home value	$242,800
Median rent / month	$1,251
Owner occupied	47.5%
Renter occupied	52.5%
Vacant	15.6%
Single-family detached	52.7%
Large apartment buildings	15.5%
Mobile homes	0.1%
Median rooms	4.7
Avg household size (owned)	2.31

Year built

Era	%
2020 or later	0.3%
2010–2019	4.7%
2000–2009	3.7%
1990–1999	6.5%
1980–1989	19.3%
1970–1979	22.9%
1960–1969	17.7%
1950–1959	11.1%
1940–1949	6.6%
1939 or earlier	7.0%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	19.8%
2 bedrooms	39.7%
3 bedrooms	28.0%
4 bedrooms	8.6%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	10.0%
1 vehicle	42.9%
2 vehicles	32.9%
3 or more	14.2%

Heating fuel

Fuel type	%
Utility gas	40.6%
Electricity	58.3%
Propane / LP gas	0.5%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	3,626	39.5%
Cohabiting couple	382	4.2%
Male householder, no spouse	2,024	22.1%
Female householder, no spouse	3,142	34.2%
Households with children under 18	2,293	25.0%
Households with seniors (65+)	3,107	33.9%
Average household size	2.24

Marital status

Status	Male	Female
Never married	37.4%	35.3%
Married	41.0%	40.7%
Separated	1.9%	2.9%
Widowed	3.4%	6.6%
Divorced	16.3%	14.5%

Education

Less than 9th grade 5.8%

Some HS, no diploma 9.1%

HS graduate 27.6%

Some college, no degree 21.5%

Associate's degree 8.6%

Bachelor's degree 17.3%

Graduate / professional 10.3%

Metric	%
HS diploma or higher	85.1%
Bachelor's or higher	27.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	377	6.7%
Kindergarten	121	2.2%
Elementary school	2,099	37.5%
High school	1,096	19.6%
College / grad school	1,909	34.1%

Employment

Industry of employment

Education & healthcare 27.2%

Arts, food & hospitality 18.2%

Retail trade 11.6%

Professional & management 8.4%

Transportation & utilities 7.5%

Finance & real estate 6.0%

Other services 4.9%

Construction 4.7%

Manufacturing 4.1%

Public administration 4.1%

Wholesale trade 1.3%

Agriculture & mining 1.0%

Information 0.9%

Occupation

Category	%
Management, business & arts	35.6%
Service	24.3%
Sales & office	21.2%
Natural resources & construction	6.5%
Production & transportation	12.5%

Employment type

Type	%
Private sector	71.6%
Government	19.4%
Self-employed	8.5%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	75.9%
Carpool	10.2%
Public transit	0.3%
Walk	2.3%
Work from home	7.6%
Other means	3.7%
Avg commute (minutes)	20.1

Poverty

All people 17.7%

Under 18 years 24.8%

18 and over 15.8%

Married-couple families 11.2%

Female-led households 18.5%

Income support

Source	% of households
Social Security	34.5%
Retirement income	22.2%
Supplemental Security	4.1%
Cash public assistance	1.8%
Food stamps / SNAP	13.0%

Health indicators

Condition	%
Obesity	38.0%
High blood pressure	37.1%
High cholesterol	33.6%
Diabetes	13.1%
Heart disease	6.4%
Stroke	3.2%
Asthma	9.4%
Arthritis	22.6%
Kidney disease	3.1%
Pulmonary disease	6.6%
Cancer	5.6%

Behavior / access	%
Smoking	18.5%
Binge drinking	17.1%
No physical activity	27.5%
Less than 7 hrs sleep	35.7%
Depression	20.8%
Fair or poor health	19.3%
Poor mental health	15.4%
Poor physical health	11.9%
No health insurance	30.5%
Visited doctor (checkup)	71.5%
Visited dentist	50.0%
Cholesterol screening	87.8%
Teeth loss	14.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,480	8.2%

Disability	%
Any disability	16.9%
Under 18	5.5%
18–64 years	12.3%
65 and over	43.9%

Health insurance coverage

Type	%
Private insurance	56.9%
Public insurance	37.4%
No insurance	20.9%
Uninsured under 19	14.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	21,470	95.3%
Spanish	2,502	11.7%
Other Indo-European	2,148	10.0%
Asian & Pacific Islander	231	1.1%
Other languages	93	0.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	18,897	83.9%
Born in same state	18,585	82.5%
Born in different state	13,656	60.6%
Foreign born	312	1.4%
Naturalized citizen	3,624	16.1%
Not a US citizen	1,570	43.3%

Ancestry

Ancestry	Count	%
Italian	1,919	8.5%
French	1,220	5.4%
Arab	319	1.4%
Polish	180	0.8%
English	148	0.7%

Ancestry	Count	%
Dutch	120	0.5%
German	90	0.4%
Irish	32	0.1%
Norwegian	19	0.1%

Technology access

Metric	% of households
Computer access	40.7%
Internet access	92.8%

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

Frequently asked questions about ZIP code 77551

What city is ZIP code 77551 in?

ZIP code 77551 is primarily assigned to Galveston, Texas.

What county is ZIP code 77551 in?

ZIP code 77551 falls within Galveston County, Texas.

What is the poverty rate in ZIP code 77551?

18% of residents in ZIP code 77551 live below the poverty line, above the national average.

What is the population of ZIP code 77551?

ZIP code 77551 has an estimated population of 22,521 residents, with a density of 5,696 people per square mile.

What is the median household income in ZIP code 77551?

The median household income in ZIP code 77551 is $56,620, below the national median of ~$75,000.

What is the typical home value in ZIP code 77551?

The median home value in ZIP code 77551 is $242,800.

What timezone is ZIP code 77551 in?

ZIP code 77551 observes the CST timezone.