Home > NJ > Morris County > Rockaway > Zip 07866

Zip Code 07866 — Rockaway, NJ

07866 is a ZIP Code associated with Rockaway, NJ, located within Morris. The postal region supports an estimated population of 22,663 residents across Data Pending housing units, with a population density of 380.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.953100, -74.486390)

Data MetricLocal Statistic
Postal / Zip Code07866
Primary CityRockaway
State / ProvinceNJ
CountyMorris
Total Population22,663
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density380.3 people/sq mi
TimezoneAmerica/New_York

How 07866 Compares

MetricZIP 07866Morris CountyNJ State Average
Population22,663504,0489,343,809
Median IncomeData PendingN/AN/A
Population Density380.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 07842Hibernia0.9 mi56N/A
Zip 07801Dover3.5 mi27,128N/A
Zip 07005Boonton4.0 mi15,307N/A
Zip 07834Denville4.5 mi18,385N/A
Zip 07046Mountain Lakes4.9 mi4,585N/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 →