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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Bay City, TX

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Area Code(s):979
Timezone(s):Central (GMT -06:00)
City Population:17,614 (More Details)
CBSA:Bay City, TX
Congressional District(s):22, 27
Land Area:1,100 square miles (county)
Water Area:512 square miles (county)

2 ZIP Codes

Bay City, TX ZIP Code Boundaries

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Bay City, TX Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
77404P.O. Box00.00%SARGENT

Bay City, TX Demographic Information *

Total population**17,614
Male population8,637
Female population8,977
Median age (years)34.5
White Population11,395
Black Population2,818
Indian Population121
Asian Population144
Hawaiian Population5
Hispanic Population7,639
Median age (Male)33.2
Median age (Female)35.7
Total households6,648
Family households (families)4,538
Average household size2.61
Average family size3.19
Total housing units7,856
* Demographic data is based on 2010 Census for the City of BAY CITY.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],