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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Quantico, MD

Quantico, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 21856StandardWicomico1,035

Timezone(s):Eastern (GMT -05:00)
Population:133 (More Details)
Male Population:66
Female Population:67
Median Age:41
ZIP Codes:1
Area Codes:3
Total Area:400 square miles (county)
Land Area:374 square miles (county)
Water Area:26 square miles (county)

Quantico, MD Demographic Information *

Total population133
Male population66
Female population67
Median age (years)40.6
White Population128
Black Population4
Indian Population0
Asian Population0
Hawaiian Population0
Hispanic Population7
Median age (Male)36.5
Median age (Female)44.5
Total households47
Family households (families)37
Average household size2.7
Average family size2.95
Total housing units55
* 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],