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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Mechanicsville, MD

Mechanicsville, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 20659StandardSaint Marys23,498

Timezone(s):Eastern (GMT -05:00)
Population:1,508 (More Details)
Male Population:727
Female Population:781
Median Age:39
ZIP Codes:1
Area Codes:2
Total Area:764 square miles (county)
Land Area:357 square miles (county)
Water Area:407 square miles (county)

Mechanicsville, MD Demographic Information *

Total population1,508
Male population727
Female population781
Median age (years)38.8
White Population1,337
Black Population107
Indian Population1
Asian Population13
Hawaiian Population0
Hispanic Population41
Median age (Male)39.3
Median age (Female)38.1
Total households515
Family households (families)406
Average household size2.93
Average family size3.28
Total housing units550
* 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],