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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Oldwick, NJ

Oldwick, NJ Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 08858P.O. BoxHunterdon144908

Timezone(s):Eastern (GMT -05:00)
Population:144 (More Details)
Male Population:77
Female Population:67
Median Age:50
ZIP Codes:1
Area Codes:1
Total Area:437 square miles (county)
Land Area:428 square miles (county)
Water Area:10 square miles (county)

Oldwick, NJ Demographic Information *

There is no Census data for the city of OLDWICK, NJ. We have pulled information for the ZIP Code 08858 instead.
Total population144
Male population77
Female population67
Median age (years)49.5
White Population139
Black Population0
Indian Population0
Asian Population4
Hawaiian Population0
Hispanic Population9
Median age (Male)46.5
Median age (Female)50.5
Total households68
Family households (families)34
Average household size2.12
Average family size2.97
Total housing units80
* 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],