Zip Code 77550
Galveston, Texas — Galveston County
📍 ZIP code 77550 is in Galveston, Galveston County, Texas.
ZIP code 77550 is located in Galveston, Galveston County, Texas. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 23,542. The area code for ZIP code 77550 is 713.
Quick Answer
Zip code 77550 is in Galveston, Texas (Galveston County). It has a population of 23,542, median household income of $46,262, and median home value of $283,800.
Population
23,542
Income
$46,262
Home Value
$283,800
Climate
90°F / 48°F
About Zip Code 77550
Zip code 77550 is located in Galveston, Texas, within Galveston County. Home to approximately 23,542 residents, this area sits at an elevation of 10 ft and falls within the Central (CST/CDT) timezone. The local area code is 713.
The median household income is $46,262 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $283,800, and the cost of living index is 78 (22% below the national average of 100).
Summers average a high of 90°F while winters drop to 48°F. The area receives about 44 in of rain annually. The zip code covers 7.5 square miles of land area and 1.1 square miles of water.
Key Statistics
23,542
$46,262
$283,800
Central (CST/CDT)
713
10 ft
7.5 sq mi
39.1
15,811
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Compare With Nearby Zip Codes
| Metric | 77550 | 77551 | 77650 | 77554 | 77590 | 77568 |
|---|---|---|---|---|---|---|
| City | Galveston, TX | Galveston, TX | Port Bolivar, TX | Galveston, TX | Texas City, TX | La Marque, TX |
| Population | 23,542 | 22,031 | 2,362 | 9,973 | 33,145 | 21,118 |
| Median Income | $46,262 | $59,792 | $71,700 | $87,093 | $63,274 | $72,912 |
| Home Value | $283,800 | $278,100 | $363,900 | $430,500 | $168,400 | $209,300 |
| Cost of Living | 78 | 82 | 111 | 130 | 64 | 73 |
| Median Age | 39.1 | 37.2 | 63.5 | 56.8 | 36.1 | 36.4 |
Cost of Living
100 = National Average. Galveston's cost of living is 22% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
6.1x
Demographics
Zip code 77550 has a population of 23,542 people with a median age of 39.1. There are 15,811 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Galveston (77550) population trend from 2010 to 2024
↓ -28.4%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
90°F
48°F
44 in
0 in
Galveston experiences hot summers with average highs around 90°F. Winters are mild with lows averaging 48°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$283,800
Median Household Income
$46,262
With 15,811 housing units across 7.5 square miles, 77550 has a housing density of 2,108 units per square mile. The home price-to-income ratio is 6.1x.
Location & Geography
Latitude
29.3105°
Longitude
-94.7758°
Land Area
7.5 sq mi
Water Area
1.1 sq mi
Nearby Zip Codes
Zip codes closest to 77550 (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 77550's $46,262. 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 77550 (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 77550 along with 3 other zip codes.
What county is zip code 77550 in?
Zip code 77550 is located in Galveston County, Texas.
What is the population of zip code 77550?
The population of zip code 77550 is 23,542 with a median age of 39.1.
Is 77550 in Galveston, Texas?
Yes, zip code 77550 is in Galveston, Galveston County, Texas. The area code is 713.
Frequently Asked Questions
What city is zip code 77550 in?
Zip code 77550 is in Galveston, Texas. It is part of Galveston County and uses the Central (CST/CDT) timezone.
What is zip code 77550?
Zip code 77550 is a U.S. postal code in Galveston, Texas (Galveston County). It has a population of 23,542 and covers 7.5 square miles.
What is the population of zip code 77550?
The population of zip code 77550 (Galveston, TX) is 23,542 with a median age of 39.1. There are approximately 15,811 housing units in this area.
What is the median income in zip code 77550?
The median household income in zip code 77550 (Galveston, TX) is $46,262 per year. The cost of living index is 78 (100 = national average).
What is the average home price in zip code 77550?
The median home value in zip code 77550 (Galveston, TX) is $283,800. The cost of living index is 78 compared to the national average of 100.
What county is zip code 77550 in?
Zip code 77550 is located in Galveston County, Texas. The primary city is Galveston.
What is the area code for zip code 77550?
Zip code 77550 in Galveston, TX uses area code 713. It is located in the Central (CST/CDT) timezone.
Is zip code 77550 a good place to live?
Zip code 77550 (Galveston, TX) has a cost of living index of 78 (100 = national average), a median household income of $46,262, and median home values of $283,800. The median age is 39.1. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 77550?
The cost of living index for zip code 77550 (Galveston, TX) is 78, where 100 represents the national average. This area is below the national average. Median home value: $283,800.
What schools serve zip code 77550?
Zip code 77550 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.