Postal Codes

77551 ZIP Code

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ZIP code 77551 covers Galveston, Texas, with a population of about 22,031 and a median household income of $59,792.

Population
22,0315,572 per square mile
Median age
37.21.5 points below the US average
Median household income
$59,79222% below the Texas median
Poverty rate
18.7%6.3 points above the US average
Typical home value
$245,189up 8.2% in five years
Median rent
$1,342about the Texas median
Degree or higher
29.3%5.7 points below the US average
Homeownership
48.7%16.3 points below the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
394

Where 77551 is

Galveston, Texas — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population22,031
Median age37.2
Family households58.5%
Born outside the US16.5%
Speaks a language other than English at home30.8%
White (non-Hispanic)47%
Black (non-Hispanic)14%
Asian (non-Hispanic)1.9%
Hispanic or Latino34.9%
Veterans7.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$59,792
Income per person$36,520
Poverty rate18.7%
Households on SNAP or cash assistance15.5%

Household income distribution

Under $10k5.8%
$10–15k6.0%
$15–20k5.6%
$20–25k5.7%
$25–30k3.1%
$30–35k5.1%
$35–40k4.1%
$40–45k3.4%
$45–50k4.9%
$50–60k6.5%
$60–75k7.2%
$75–100k10.7%
$100–125k9.3%
$125–150k6.9%
$150–200k8.2%
$200k or more7.5%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed8,810
Mean adjusted gross income$67,188
Returns declaring $200,000 or more4.8%
Returns, under $25k36.4%
Returns, $25k–$50k25.1%
Returns, $50k–$75k14.5%
Returns, $75k–$100k7.4%
Returns, $100k–$200k11.8%
Returns, $200k or more4.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$278,100
Median gross rent$1,342
Rent as a share of household income34.1%
Owner-occupied48.7%
Vacant homes17.5%
Median year built1973

What the homes are

Detached house54.1%
Attached house2.2%
2 to 4 units9.7%
5 to 19 units18.8%
20 or more units15%
Mobile home0.2%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$245,189as of 2026-07
Typical home value, 1 yeardown 4.9%
Typical home value, 5 yearsup 8.2%
Typical home value, 10 yearsup 72.3%
Typical asking rent$1,215as of 2026-07
Typical asking rent, 1 yearup 3.7%
Typical home value since 2000
200120132026$279,604$88,320

$88,320 in 2001 to $245,189 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5%
Bachelor's degree or higher29.3%
High school diploma or higher86%
Works from home9.6%
Drives to work alone76.3%
Takes public transport0.2%
Commutes 45 minutes or more10.6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity36.7% 3.3 pts above the national average of 33.4%
Diagnosed diabetes15.3% 3.3 pts above the national average of 12%
Currently smokes14.1% 0.9 pts above the national average of 13.2%
High blood pressure39.9% 5.8 pts above the national average of 34.1%
Fair or poor general health24.2% 3.9 pts above the national average of 20.3%
No health insurance (18–64)18.3% 7 pts above the national average of 11.3%
Depression21.5% same as the national average of 21.9%
No leisure-time physical activity29.8% 4.4 pts above the national average of 25.4%
Arthritis26.5% 1.4 pts above the national average of 25.1%
Binge drinking16.3% same as the national average of 16%
Taking blood pressure medication78.1% 3.4 pts above the national average of 74.7%
Cancer (non-skin)7.5% same as the national average of 7.7%
Current asthma10% same as the national average of 10.4%
Coronary heart disease7.4% 1.2 pts above the national average of 6.2%
Routine check-up in past year75.5% 1.2 pts below the national average of 76.7%
Cholesterol screening86% same as the national average of 85.9%
Cognitive disability15.4% 0.6 pts above the national average of 14.8%
Colorectal screening62.2% 2.1 pts below the national average of 64.3%
COPD7.5% 0.9 pts above the national average of 6.6%
Visited a dentist53.1% 8.2 pts below the national average of 61.3%
Any disability34% 3.3 pts above the national average of 30.7%
Hearing disability7.7% 1 pts above the national average of 6.7%
High cholesterol37.8% 1.6 pts above the national average of 36.2%
Independent living disability9.3% 0.9 pts above the national average of 8.4%
Mammography use73.3% 2.6 pts below the national average of 75.9%
Poor mental health (14+ days)17.1% same as the national average of 16.8%
Mobility disability17.2% 3.2 pts above the national average of 14%
Poor physical health (14+ days)14.8% 1.3 pts above the national average of 13.5%
Self-care disability5% 1 pts above the national average of 4%
Sleeps under 7 hours38.7% 2.3 pts above the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost14.2% 1.2 pts above the national average of 13%
Vision disability6.9% 1.3 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments394
People employed5,755
Annual payroll$180,948,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 63.7% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 11 census tracts this ZIP code covers
Expected annual loss63.6 out of 100
Community resilience96.3 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave94.8Very High at its worst in this ZIP code
Coastal flooding93.1Relatively High at its worst in this ZIP code
Hurricane89.1Relatively High at its worst in this ZIP code
Tornado73.3Relatively High at its worst in this ZIP code
Lightning73.2Relatively High at its worst in this ZIP code
Ice storm65.3Relatively Moderate at its worst in this ZIP code
Heat wave56.1Relatively Moderate at its worst in this ZIP code
Hail45.1Relatively Low at its worst in this ZIP code
River flooding39.5Relatively Moderate at its worst in this ZIP code
Wildfire27.7Relatively Moderate at its worst in this ZIP code
Strong wind26.2Relatively Low at its worst in this ZIP code
Winter weather17.2Relatively Low at its worst in this ZIP code
Drought13.7Very Low at its worst in this ZIP code
Earthquake10.2Very Low at its worst in this ZIP code
Landslide5.2Very Low at its worst in this ZIP code
Compared with Texas and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPTexasUnited States
Median household income$59,792$76,292$78,538
Income per person$36,520$39,446$43,289
Poverty rate18.7%13.8%12.4%
Median home value$278,100$260,400$303,400
Median gross rent$1,342$1,339$1,348
Homeownership48.7%62.6%65%
Bachelor's degree or higher29.3%33.1%35%
Unemployment rate5%5.1%5.2%
Works from home9.6%12.8%13.5%
Born outside the US16.5%17.2%13.9%
Median age37.235.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationGALVESTON SCHOLES FLD, TX US2.8 km away
Rain in a year47 in
Snow in a year0 in

Average high and low by month

January63.2°F / 48.9°F4.3 in rain
February66.4°F / 52.3°F2.14 in rain
March72°F / 58.4°F3.02 in rain
April78°F / 65°F2.06 in rain
May84°F / 72.4°F3.04 in rain
June89.5°F / 78.1°F4.23 in rain
July91.3°F / 79.7°F3.41 in rain
August92°F / 79.8°F4.71 in rain
September88.7°F / 76.1°F6.65 in rain
October82.1°F / 68.6°F5.15 in rain
November72.4°F / 58.7°F4.28 in rain
December65.5°F / 51.6°F4.23 in rain, 0.1 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket18% of this ZIP code's area
Far from a supermarket21% of this ZIP code's area
No vehicle and far from a supermarket24% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Galveston Independent School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability69more vulnerable than 69% of US census tracts
Socioeconomic status76more vulnerable than 76% of US census tracts
Household characteristics58more vulnerable than 58% of US census tracts
Racial and ethnic minority status64more vulnerable than 64% of US census tracts
Housing type and transport50more vulnerable than 50% of US census tracts
Walkability9.1 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

77550 Galveston, TX4.3 km away
77555 Galveston, TX6.7 km away
77592 Texas City, TX6.7 km away
77553 Galveston, TX6.8 km away
77552 Galveston, TX12.7 km away
77554 Galveston, TX14.2 km away
77590 Texas City, TX16 km away
77568 La Marque, TX17.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Galveston County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area3.95 sq mi
Water area1.02 sq mi
Population density5,572 people per sq mi
Latitude, longitude29.2766, -94.8303

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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