Home > NJ > Somerset County > Rocky Hill > Zip 08553

Zip Code 08553 — Rocky Hill, NJ

08553 is a ZIP Code associated with Rocky Hill, NJ, located within Somerset. The postal region supports an estimated population of 819 residents across Data Pending housing units, with a population density of 517.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.400110, -74.640510)

Data MetricLocal Statistic
Postal / Zip Code08553
Primary CityRocky Hill
State / ProvinceNJ
CountySomerset
Total Population819
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density517.7 people/sq mi
TimezoneAmerica/New_York

How 08553 Compares

MetricZIP 08553Somerset CountyNJ State Average
Population819328,6039,343,809
Median IncomeData PendingN/AN/A
Population Density517.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 08528Kingston1.5 mi321N/A
Zip 08540Princeton2.6 mi50,388N/A
Zip 08542Princeton3.3 mi2,533N/A
Zip 08558Skillman3.4 mi7,648N/A
Zip 08502Belle Mead3.4 mi11,849N/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 →