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What county is Galveston, TX in?

Updated · Data: U.S. Census Bureau

Galveston, Texas is in Galveston County.

Galveston at a glance

Population53,3483rd largest place in Galveston County
Land area41.0 sq mi1,300 people per sq mi
Share of Galveston County15%of the county's residents live here
County seatYes
Time zoneCentralAmerica/Chicago
Nearest county line5.5 mito Brazoria County

How close is Galveston to a county line?

The center of Galveston (its Census internal point) is about 5.5 mi from the Brazoria County line. Homes near the edge of town can be much closer; if you live near a line, check your address and the lookup will tell you how far you are from it.

What ZIP codes are in Galveston?

6 ZIP codes use the name Galveston or are centered in it. Shares are of each ZIP's land; a ZIP named after a town can reach beyond its city limits.

ZIPPost office nameCounty (land share)
77550GalvestonGalveston County
77551GalvestonGalveston County
77552GalvestonGalveston County
77553GalvestonGalveston County
77554GalvestonGalveston County
77555GalvestonGalveston County

About Galveston County

County seat: Galveston. FIPS code 48167. Population 354,721. All Galveston County facts.

Towns near Galveston

  • Hitchcock: 7.1 mi away, Galveston County
  • Tiki Island: 8.3 mi away, Galveston County
  • Bayou Vista: 9.8 mi away, Galveston County
  • La Marque: 13 mi away, Galveston County
  • Santa Fe: 16 mi away, Galveston County
  • Texas City: 18 mi away, Galveston County

Galveston has about 53,348 people. It is an incorporated city or town.

Sources: ACS 2019-2023 5-year (residents by county, table B01003); Census TIGER/Line 2024 and Gazetteer 2024 (land, location); Census 2020 ZCTA file and GeoNames (ZIP codes). Data as of November 1, 2026. Not affiliated with any government agency.

FAQ

Frequently asked questions

What county is Galveston, TX in?
Galveston, Texas is in Galveston County. The county seat of Galveston County is Galveston.
What ZIP codes are in Galveston, TX?
77550, 77551, 77552, 77553, 77554, 77555.
Is Galveston the county seat of Galveston County?
Yes.
What time zone is Galveston, TX in?
Central time (America/Chicago).
How do I know which county my Galveston address is in?
Use the address lookup at your home, or check your appraisal district record.

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