Home > NJ > Middlesex County > Iselin > Zip 08830

Zip Code 08830 — Iselin, NJ

08830 is a ZIP Code associated with Iselin, NJ, located within Middlesex. The postal region supports an estimated population of 19,551 residents across Data Pending housing units, with a population density of 2,387.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.569640, -74.317190)

Data MetricLocal Statistic
Postal / Zip Code08830
Primary CityIselin
State / ProvinceNJ
CountyMiddlesex
Total Population19,551
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2,387.4 people/sq mi
TimezoneAmerica/New_York

How 08830 Compares

MetricZIP 08830Middlesex CountyNJ State Average
Population19,551881,6259,343,809
Median IncomeData PendingN/AN/A
Population Density2,387.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 07067Colonia1.6 mi18,587N/A
Zip 07095Woodbridge1.9 mi20,756N/A
Zip 08863Fords2.2 mi12,771N/A
Zip 08820Edison2.6 mi39,978N/A
Zip 07001Avenel2.7 mi17,121N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →