Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Mount Arlington, NJ

Mount Arlington, NJ Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 07856StandardMorris3,944973 / 862

Timezone(s):Eastern (GMT -05:00)
Counties:MORRIS, NJ
Population:5,050 (More Details)
Male Population:2,329
Female Population:2,721
Median Age:46
ZIP Codes:1
Area Codes:2
Total Area:482 square miles (county)
Land Area:460 square miles (county)
Water Area:21 square miles (county)

Mount Arlington, NJ Demographic Information *

Total population5,050
Male population2,329
Female population2,721
Median age (years)45.8
White Population4,567
Black Population117
Indian Population9
Asian Population181
Hawaiian Population2
Hispanic Population415
Median age (Male)43.8
Median age (Female)47.6
Total households2,283
Family households (families)1,347
Average household size2.21
Average family size2.88
Total housing units2,545
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],