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ZIP Code Database - Facts & Stats

Data Last Updated: July 1, 2022

ZIP Codes for City of Merrimac, MA

Merrimac, MA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 01860StandardEssex6,338351 / 978

Timezone(s):Eastern (GMT -05:00)
Counties:ESSEX, MA
Population:6,338 (More Details)
Male Population:3,057
Female Population:3,281
Median Age:44
ZIP Codes:1
Area Codes:2
Total Area:828 square miles (county)
Land Area:493 square miles (county)
Water Area:336 square miles (county)

Merrimac, MA Demographic Information *

There is no Census data for the city of MERRIMAC, MA. We have pulled information for the ZIP Code 01860 instead.
Total population6,338
Male population3,057
Female population3,281
Median age (years)43.7
White Population6,149
Black Population40
Indian Population10
Asian Population41
Hawaiian Population0
Hispanic Population115
Median age (Male)42.9
Median age (Female)44.3
Total households2,417
Family households (families)1,741
Average household size2.61
Average family size3.09
Total housing units2,555
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 7/1/2022],
  2. Internal Data Creation [Last Updated: 7/1/2022],
  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],