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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Fallston, MD

Fallston, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 21047StandardHarford11,873

Timezone(s):Eastern (GMT -05:00)
Counties:HARFORD, MD
Population:8,958 (More Details)
Male Population:4,431
Female Population:4,527
Median Age:45
ZIP Codes:1
Area Codes:3
Total Area:527 square miles (county)
Land Area:437 square miles (county)
Water Area:90 square miles (county)

Fallston, MD Demographic Information *

Total population8,958
Male population4,431
Female population4,527
Median age (years)45.4
White Population8,564
Black Population106
Indian Population18
Asian Population149
Hawaiian Population0
Hispanic Population125
Median age (Male)45.3
Median age (Female)45.4
Total households3,107
Family households (families)2,699
Average household size2.88
Average family size3.1
Total housing units3,216
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  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],