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ZIP Code Database - Facts & Stats

Data Last Updated: February 1, 2023

ZIP Codes for City of Tomball, TX

Tomball, TX Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulation
ZIP Code 77337P.O. BoxHarris0
ZIP Code 77375StandardHarris39,351
ZIP Code 77377StandardHarris28,708

Timezone(s):Central (GMT -06:00)
Counties:HARRIS, TX
Population:10,753 (More Details)
Male Population:4,988
Female Population:5,765
Median Age:40
ZIP Codes:3
Area Codes:3
Total Area:1,777 square miles (county)
Land Area:1,704 square miles (county)
Water Area:73 square miles (county)

Tomball, TX Demographic Information *

Total population10,753
Male population4,988
Female population5,765
Median age (years)39.8
White Population8,890
Black Population681
Indian Population84
Asian Population120
Hawaiian Population7
Hispanic Population1,830
Median age (Male)35.3
Median age (Female)43.4
Total households4,390
Family households (families)2,607
Average household size2.35
Average family size3.02
Total housing units4,859
* Demographic data is based on 2010 Census. Products


  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],