Home > NJ > Mercer County > Trenton > Zip 08620

Zip Code 08620 — Trenton, NJ

08620 is a ZIP Code associated with Trenton, NJ, located within Mercer. The postal region supports an estimated population of 11,621 residents across Data Pending housing units, with a population density of 498.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.168250, -74.649560)

Data MetricLocal Statistic
Postal / Zip Code08620
Primary CityTrenton
State / ProvinceNJ
CountyMercer
Total Population11,621
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density498.0 people/sq mi
TimezoneAmerica/New_York

How 08620 Compares

MetricZIP 08620Mercer CountyNJ State Average
Population11,621395,6719,343,809
Median IncomeData PendingN/AN/A
Population Density498.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 08515Chesterfield3.6 mi8,373N/A
Zip 08691Robbinsville3.9 mi16,607N/A
Zip 08610Trenton3.9 mi33,465N/A
Zip 08690Trenton4.0 mi18,841N/A
Zip 08501Allentown5.2 mi6,364N/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 →