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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Linthicum Heights, MD

Linthicum Heights, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 21090StandardAnne Arundel9,784

Timezone(s):Eastern (GMT -05:00)
Population:9,784 (More Details)
Male Population:4,772
Female Population:5,012
Median Age:44
ZIP Codes:1
Area Codes:3
Total Area:588 square miles (county)
Land Area:415 square miles (county)
Water Area:173 square miles (county)

Linthicum Heights, MD Demographic Information *

There is no Census data for the city of LINTHICUM HEIGHTS, MD. We have pulled information for the ZIP Code 21090 instead.
Total population9,784
Male population4,772
Female population5,012
Median age (years)44.2
White Population8,744
Black Population318
Indian Population30
Asian Population410
Hawaiian Population11
Hispanic Population268
Median age (Male)42.6
Median age (Female)45.2
Total households3,732
Family households (families)2,657
Average household size2.62
Average family size3.05
Total housing units3,962
* 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],