Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

ZIP Codes for City of Mont Belvieu, TX

Mont Belvieu, TX Covers 5 ZIP Codes

ZIP CodeTypeCountyPopulation
ZIP Code 77520StandardHarris36,489
ZIP Code 77521StandardHarris49,507
ZIP Code 77523StandardChambers17,031
ZIP Code 77535StandardLiberty31,295
ZIP Code 77580P.O. BoxChambers312

Timezone(s):Central (GMT -06:00)
Population:3,835 (More Details)
Male Population:1,903
Female Population:1,932
Median Age:36
ZIP Codes:5
Area Codes:5
Total Area:1,176 square miles (county)
Land Area:1,158 square miles (county)
Water Area:18 square miles (county)

Mont Belvieu, TX Demographic Information *

Total population3,835
Male population1,903
Female population1,932
Median age (years)36.3
White Population3,356
Black Population110
Indian Population35
Asian Population22
Hawaiian Population5
Hispanic Population478
Median age (Male)36.3
Median age (Female)36.3
Total households1,307
Family households (families)1,077
Average household size2.93
Average family size3.23
Total housing units1,426
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 1/1/2023],
  2. Internal Data Creation [Last Updated: 1/1/2023],
  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],