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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Midlothian, MD

Midlothian, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 21543P.O. BoxAllegany140

Timezone(s):Eastern (GMT -05:00)
Population:320 (More Details)
Male Population:157
Female Population:163
Median Age:48
ZIP Codes:1
Area Codes:2
Total Area:430 square miles (county)
Land Area:424 square miles (county)
Water Area:6 square miles (county)

Midlothian, MD Demographic Information *

Total population320
Male population157
Female population163
Median age (years)47.8
White Population318
Black Population0
Indian Population0
Asian Population1
Hawaiian Population0
Hispanic Population3
Median age (Male)46.2
Median age (Female)49.8
Total households134
Family households (families)105
Average household size2.39
Average family size2.7
Total housing units144
* 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],