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Zip Code 07457 — Riverdale, NJ

07457 is a ZIP Code associated with Riverdale, NJ, located within Morris. 07457 ranks #36 out of 50 ZIP codes in Morris County by population (and #457 out of 598 in NJ). The area supports an estimated population of 4,112 residents across Data Pending housing units, with a population density of 783.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.992120, -74.312500)

Data MetricLocal Statistic
Postal / Zip Code07457
Primary CityRiverdale
State / ProvinceNJ
CountyMorris
Total Population4,112
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density783.6 people/sq mi
TimezoneAmerica/New_York

How 07457 Compares

MetricZIP 07457Morris CountyNJ State Average
Population4,112504,048 (Total)9,343,809 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density783.6 /sq mi----
County Pop Rank#36 of 50----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 07442Pompton Lakes1.6 mi11,047N/A
Zip 07444Pompton Plains1.7 mi10,971N/A
Zip 07403Bloomingdale2.2 mi7,685N/A
Zip 07420Haskell2.6 mi5,316N/A
Zip 07440Pequannock3.3 mi4,670N/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 →