Zip Code 77551
Galveston, Texas — Galveston County
📍 ZIP code 77551 is in Galveston, Galveston County, Texas.
ZIP code 77551 is located in Galveston, Galveston County, Texas. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 22,031. The area code for ZIP code 77551 is 713.
Quick Answer
Zip code 77551 is in Galveston, Texas (Galveston County). It has a population of 22,031, median household income of $59,792, and median home value of $278,100.
Population
22,031
Income
$59,792
Home Value
$278,100
Climate
91°F / 49°F
About Zip Code 77551
Zip code 77551 is located in Galveston, Texas, within Galveston County. Home to approximately 22,031 residents, this area sits at an elevation of 5 ft and falls within the Central (CST/CDT) timezone. The local area code is 713.
The median household income is $59,792 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $278,100, and the cost of living index is 82 (18% below the national average of 100).
Summers average a high of 91°F while winters drop to 49°F. The area receives about 47 in of rain annually. The zip code covers 3.8 square miles of land area and 0.9 square miles of water.
Key Statistics
22,031
$59,792
$278,100
Central (CST/CDT)
713
5 ft
3.8 sq mi
37.2
11,184
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Compare With Nearby Zip Codes
| Metric | 77551 | 77550 | 77554 | 77590 | 77568 | 77563 |
|---|---|---|---|---|---|---|
| City | Galveston, TX | Galveston, TX | Galveston, TX | Texas City, TX | La Marque, TX | Hitchcock, TX |
| Population | 22,031 | 23,542 | 9,973 | 33,145 | 21,118 | 10,212 |
| Median Income | $59,792 | $46,262 | $87,093 | $63,274 | $72,912 | $80,199 |
| Home Value | $278,100 | $283,800 | $430,500 | $168,400 | $209,300 | $198,700 |
| Cost of Living | 82 | 78 | 130 | 64 | 73 | 83 |
| Median Age | 37.2 | 39.1 | 56.8 | 36.1 | 36.4 | 44 |
Cost of Living
100 = National Average. Galveston's cost of living is 18% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
4.7x
Demographics
Zip code 77551 has a population of 22,031 people with a median age of 37.2. There are 11,184 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Galveston (77551) population trend from 2010 to 2024
↓ -1.1%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
91°F
49°F
47 in
0 in
Galveston experiences hot summers with average highs around 91°F. Winters are mild with lows averaging 49°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$278,100
Median Household Income
$59,792
With 11,184 housing units across 3.8 square miles, 77551 has a housing density of 2,943 units per square mile. The home price-to-income ratio is 4.7x.
Location & Geography
Latitude
29.2782°
Longitude
-94.8333°
Land Area
3.8 sq mi
Water Area
0.9 sq mi
Nearby Zip Codes
Zip codes closest to 77551 (Galveston, TX) with distances:
All Zip Codes in Galveston, TX
Other zip codes serving Galveston:
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 77551's $59,792. A way to compare Galveston to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 77551 (Galveston, TX). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Galveston, Texas?
Galveston, Texas uses zip code 77551 along with 3 other zip codes.
What county is zip code 77551 in?
Zip code 77551 is located in Galveston County, Texas.
What is the population of zip code 77551?
The population of zip code 77551 is 22,031 with a median age of 37.2.
Is 77551 in Galveston, Texas?
Yes, zip code 77551 is in Galveston, Galveston County, Texas. The area code is 713.
Frequently Asked Questions
What city is zip code 77551 in?
Zip code 77551 is in Galveston, Texas. It is part of Galveston County and uses the Central (CST/CDT) timezone.
What is zip code 77551?
Zip code 77551 is a U.S. postal code in Galveston, Texas (Galveston County). It has a population of 22,031 and covers 3.8 square miles.
What is the population of zip code 77551?
The population of zip code 77551 (Galveston, TX) is 22,031 with a median age of 37.2. There are approximately 11,184 housing units in this area.
What is the median income in zip code 77551?
The median household income in zip code 77551 (Galveston, TX) is $59,792 per year. The cost of living index is 82 (100 = national average).
What is the average home price in zip code 77551?
The median home value in zip code 77551 (Galveston, TX) is $278,100. The cost of living index is 82 compared to the national average of 100.
What county is zip code 77551 in?
Zip code 77551 is located in Galveston County, Texas. The primary city is Galveston.
What is the area code for zip code 77551?
Zip code 77551 in Galveston, TX uses area code 713. It is located in the Central (CST/CDT) timezone.
Is zip code 77551 a good place to live?
Zip code 77551 (Galveston, TX) has a cost of living index of 82 (100 = national average), a median household income of $59,792, and median home values of $278,100. The median age is 37.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 77551?
The cost of living index for zip code 77551 (Galveston, TX) is 82, where 100 represents the national average. This area is below the national average. Median home value: $278,100.
What schools serve zip code 77551?
Zip code 77551 in Galveston, Texas is served by the local school district of Galveston County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.