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Zip Code 07006 — Caldwell, NJ

ZIP Code 07006 is associated with Caldwell, NJ, in Essex County. The listed population estimate is 26,654; estimated density is 1,101.5 people per square mile. Among records with population estimates, it ranks #18 of 31 in Essex County and #116 of 595 in NJ.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.852210, -74.281700)

Data MetricLocal Statistic
Postal / Zip Code07006
Primary CityCaldwell
State / ProvinceNJ
CountyEssex
Total Population26,654
Population Density1,101.5 people/sq mi
TimezoneAmerica/New_York

How 07006 Compares

MetricZIP 07006Essex County recordsNJ records
Population estimate26,654863,415 (sum)9,343,809 (sum)
Population Density1,101.5 /sq mi----
County population rank#18 of 31----
State population rank#116 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 07021Essex Fells1.7 mi2,361
ZIP 07004Fairfield2.4 mi7,824
ZIP 07044Verona2.4 mi14,545
ZIP 07068Roseland2.6 mi6,268
ZIP 07009Cedar Grove2.8 mi13,535

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 →