Home > NJ > Mercer County > Trenton > Zip 08628

Zip Code 08628 — Trenton, NJ

08628 is a ZIP Code associated with Trenton, NJ, located within Mercer. The postal region supports an estimated population of 9,831 residents across Data Pending housing units, with a population density of 492.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.267050, -74.822350)

Data MetricLocal Statistic
Postal / Zip Code08628
Primary CityTrenton
State / ProvinceNJ
CountyMercer
Total Population9,831
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density492.8 people/sq mi
TimezoneAmerica/New_York

How 08628 Compares

MetricZIP 08628Mercer CountyNJ State Average
Population9,831395,6719,343,809
Median IncomeData PendingN/AN/A
Population Density492.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 08618Trenton2.2 mi35,634N/A
Zip 08638Trenton3.3 mi22,816N/A
Zip 08560Titusville3.8 mi3,245N/A
Zip 08608Trenton4.4 mi1,250N/A
Zip 08534Pennington4.6 mi13,272N/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 →