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Zip Code 77551 — Galveston, TX

77551 is a ZIP Code associated with Galveston, TX, located within Galveston. The postal region supports an estimated population of 21,696 residents across Data Pending housing units, with a population density of 2,118.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (29.279030, -94.835020)

Data MetricLocal Statistic
Postal / Zip Code77551
Primary CityGalveston
State / ProvinceTX
CountyGalveston
Total Population21,696
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2,118.8 people/sq mi
TimezoneAmerica/Chicago

How 77551 Compares

MetricZIP 77551Galveston CountyTX State Average
Population21,696379,96730,188,035
Median IncomeData PendingN/AN/A
Population Density2,118.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 77550Galveston4.1 mi23,489N/A
Zip 77555Galveston4.2 mi2N/A
Zip 77554Galveston6.4 mi10,414N/A
Zip 77590Texas City8.6 mi31,642N/A
Zip 77568La Marque11.0 mi23,083N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →