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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Caldwell, NJ

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Counties:ESSEX, NJ
Area Code(s):973, 862, 201
Timezone(s):Eastern (GMT -05:00)
City Population:7,822 (More Details)
CBSA:New York-Newark-Jersey City, NY-NJ-PA
Congressional District(s):10, 11
Land Area:126 square miles (county)
Water Area:3 square miles (county)

2 ZIP Codes

Caldwell, NJ ZIP Code Boundaries

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Caldwell, NJ Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
07007P.O. Box00.00%WEST CALDWELL

Caldwell, NJ Demographic Information *

Total population**7,822
Male population3,660
Female population4,162
Median age (years)40.4
White Population6,788
Black Population260
Indian Population8
Asian Population369
Hawaiian Population3
Hispanic Population786
Median age (Male)39
Median age (Female)41.8
Total households3,359
Family households (families)1,796
Average household size2.19
Average family size3.01
Total housing units3,510
* Demographic data is based on 2010 Census for the City of CALDWELL.
** 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],