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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of Iselin, NJ

Iselin, NJ Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 08830StandardMiddlesex18,459732 / 908

Timezone(s):Eastern (GMT -05:00)
Population:18,695 (More Details)
Male Population:9,142
Female Population:9,553
Median Age:39
ZIP Codes:1
Area Codes:2
Total Area:323 square miles (county)
Land Area:309 square miles (county)
Water Area:14 square miles (county)

Iselin, NJ Demographic Information *

Total population18,695
Male population9,142
Female population9,553
Median age (years)38.5
White Population7,753
Black Population1,257
Indian Population62
Asian Population8,623
Hawaiian Population0
Hispanic Population1,332
Median age (Male)37.3
Median age (Female)39.9
Total households6,445
Family households (families)4,893
Average household size2.9
Average family size3.39
Total housing units6,718
* Demographic data is based on 2010 Census.

Iselin, NJ Other Information

404 Cities within 30 miles of Iselin, 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],