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ZIP Code Database - Facts & Stats

Data Last Updated: September 1, 2021

ZIP Codes for City of Jarrettsville, MD

Jarrettsville, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 21084StandardHarford7,652443 / 410

Timezone(s):Eastern (GMT -05:00)
Counties:HARFORD, MD
Population:2,916 (More Details)
Male Population:1,483
Female Population:1,433
Median Age:44
ZIP Codes:1
Area Codes:2
Total Area:527 square miles (county)
Land Area:437 square miles (county)
Water Area:90 square miles (county)

Jarrettsville, MD Demographic Information *

Total population2,916
Male population1,483
Female population1,433
Median age (years)43.7
White Population2,809
Black Population34
Indian Population3
Asian Population20
Hawaiian Population0
Hispanic Population30
Median age (Male)42.6
Median age (Female)44.7
Total households988
Family households (families)857
Average household size2.95
Average family size3.19
Total housing units1,026
* Demographic data is based on 2010 Census.

Jarrettsville, MD Other Information

189 Cities within 30 miles of Jarrettsville, MD Products


  1. U.S. Postal Service [Last Updated: 9/1/2021],
  2. Internal Data Creation [Last Updated: 9/1/2021],
  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],