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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Wilmington, MA

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Area Code(s):978
Timezone(s):Eastern (GMT -05:00)
City Population:22,325 (More Details)
CBSA:Boston-Cambridge-Newton, MA-NH
Congressional District(s):06
Land Area:818 square miles (county)
Water Area:29 square miles (county)

1 ZIP Code

Wilmington, MA ZIP Code Boundaries

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Wilmington, MA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Wilmington, MA Demographic Information *

Total population**22,325
Male population10,949
Female population11,376
Median age (years)41.1
White Population20,869
Black Population174
Indian Population18
Asian Population831
Hawaiian Population13
Hispanic Population403
Median age (Male)40.2
Median age (Female)41.9
Total households7,532
Family households (families)6,020
Average household size2.93
Average family size3.3
Total housing units7,808
* Demographic data is based on 2010 Census for the City of WILMINGTON.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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],