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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Cockeysville, MD

Cockeysville, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 21030StandardBaltimore24,355410 / 443

Timezone(s):Eastern (GMT -05:00)
Population:20,776 (More Details)
Male Population:10,114
Female Population:10,662
Median Age:35
ZIP Codes:1
Area Codes:2
Total Area:682 square miles (county)
Land Area:598 square miles (county)
Water Area:83 square miles (county)

Cockeysville, MD Demographic Information *

Total population20,776
Male population10,114
Female population10,662
Median age (years)34.6
White Population12,865
Black Population3,796
Indian Population73
Asian Population2,616
Hawaiian Population2
Hispanic Population1,651
Median age (Male)33.8
Median age (Female)35.4
Total households9,316
Family households (families)4,888
Average household size2.21
Average family size2.94
Total housing units10,071
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],