Zip Code 08520 — Hightstown, NJ

ZIP Code 08520 is associated with Hightstown, NJ, in Mercer County. The listed population estimate is 29,504; estimated density is 631.5 people per square mile. Among records with population estimates, it ranks #6 of 22 in Mercer County and #99 of 595 in NJ.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.255550, -74.532690)

Data MetricLocal Statistic
Postal / Zip Code08520
Primary CityHightstown
State / ProvinceNJ
CountyMercer
Total Population29,504
Population Density631.5 people/sq mi
TimezoneAmerica/New_York

How 08520 Compares

MetricZIP 08520Mercer County recordsNJ records
Population estimate29,504395,671 (sum)9,343,809 (sum)
Population Density631.5 /sq mi----
County population rank#6 of 22----
State population rank#99 of 595----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in NJ

ZIP CodeCityDistancePopulation estimate
ZIP 08561Windsor2.6 mi325
ZIP 08555Roosevelt3.9 mi996
ZIP 08512Cranbury4.6 mi12,928
ZIP 08691Robbinsville4.7 mi16,607
ZIP 08550Princeton Junction4.9 mi21,067

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 →