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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Greenwich, NJ

Greenwich, NJ Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 08323StandardCumberland804

Timezone(s):Eastern (GMT -05:00)
Population:2,755 (More Details)
Male Population:1,324
Female Population:1,431
Median Age:36
ZIP Codes:1
Area Codes:2
Total Area:678 square miles (county)
Land Area:484 square miles (county)
Water Area:194 square miles (county)

Greenwich, NJ Demographic Information *

Total population2,755
Male population1,324
Female population1,431
Median age (years)35.8
White Population2,027
Black Population292
Indian Population4
Asian Population305
Hawaiian Population2
Hispanic Population247
Median age (Male)35.2
Median age (Female)36.1
Total households805
Family households (families)722
Average household size3.42
Average family size3.62
Total housing units818
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  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],