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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of Mendham, NJ

Mendham, NJ Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 07945StandardMorris9,539862 / 973

Timezone(s):Eastern (GMT -05:00)
Counties:MORRIS, NJ
Population:4,981 (More Details)
Male Population:2,382
Female Population:2,599
Median Age:45
ZIP Codes:1
Area Codes:2
Total Area:482 square miles (county)
Land Area:460 square miles (county)
Water Area:21 square miles (county)

Mendham, NJ Demographic Information *

Total population4,981
Male population2,382
Female population2,599
Median age (years)45.1
White Population4,767
Black Population51
Indian Population2
Asian Population102
Hawaiian Population4
Hispanic Population135
Median age (Male)43.3
Median age (Female)46.6
Total households1,722
Family households (families)1,326
Average household size2.74
Average family size3.19
Total housing units1,798
* Demographic data is based on 2010 Census.

Mendham, NJ Other Information

  • Located in MORRIS County, New Jersey
  • Mendham, NJ is also known as:

383 Cities within 30 miles of Mendham, NJ Products


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  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],