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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Catonsville, MD

Catonsville, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 21228StandardBaltimore47,577

Timezone(s):Eastern (GMT -05:00)
Population:41,567 (More Details)
Male Population:19,877
Female Population:21,690
Median Age:40
ZIP Codes:1
Area Codes:3
Total Area:682 square miles (county)
Land Area:598 square miles (county)
Water Area:83 square miles (county)

Catonsville, MD Demographic Information *

Total population41,567
Male population19,877
Female population21,690
Median age (years)39.6
White Population31,278
Black Population6,043
Indian Population118
Asian Population2,613
Hawaiian Population27
Hispanic Population1,408
Median age (Male)36.9
Median age (Female)42.1
Total households15,698
Family households (families)9,331
Average household size2.34
Average family size3.01
Total housing units16,464
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 11/1/2022],
  2. Internal Data Creation [Last Updated: 11/1/2022],
  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],