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ZIP Code Database - Facts & Stats

Data Last Updated: July 1, 2021

ZIP Codes for City of Westminster, MD



Westminster, MD Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 21157StandardCarroll36,920443 / 410 / 667
ZIP Code 21158StandardCarroll20,234443 / 410 / 667


Timezone(s):Eastern (GMT -05:00)
Counties:CARROLL, MD
 
Population:18,590 (More Details)
Male Population:8,836
Female Population:9,754
Median Age:33
 
ZIP Codes:2
Cities:1
Counties:1
Area Codes:3
 
Total Area:453 square miles (county)
Land Area:448 square miles (county)
Water Area:5 square miles (county)

Westminster, MD Demographic Information *

Total population18,590
Male population8,836
Female population9,754
Median age (years)33.3
White Population15,990
Black Population1,303
Indian Population65
Asian Population415
Hawaiian Population5
Hispanic Population1,123
Median age (Male)31
Median age (Female)35.8
Total households7,161
Family households (families)4,117
Average household size2.39
Average family size3.12
Total housing units7,684
* Demographic data is based on 2010 Census.


Westminster, MD Other Information

  • Located in CARROLL County, Maryland
  • Westminster, MD is also known as:
    • CARROLLTON, MD


180 Cities within 30 miles of Westminster, MD


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References

  1. U.S. Postal Service, https://www.usps.com
  2. ZIP-Codes.com Internal Data Creation [Last Updated: 7/1/2021], https://www.zip-codes.com
  3. U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
  4. U.S. Census [Updated Yearly], https://www.census.gov
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov