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Zip Code 06420 — Salem, CT

06420 is a ZIP Code associated with Salem, CT, located within Southeastern Connecticut. The postal region supports an estimated population of 4,368 residents across Data Pending housing units, with a population density of 57.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.484920, -72.267330)

Data MetricLocal Statistic
Postal / Zip Code06420
Primary CitySalem
State / ProvinceCT
CountySoutheastern Connecticut
Total Population4,368
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density57.1 people/sq mi
TimezoneAmerica/New_York

How 06420 Compares

MetricZIP 06420Southeastern Connecticut CountyCT State Average
Population4,368281,3713,624,508
Median IncomeData PendingN/AN/A
Population Density57.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 06370Oakdale4.4 mi7,327N/A
Zip 06334Bozrah6.3 mi2,249N/A
Zip 06415Colchester6.4 mi16,038N/A
Zip 06423East Haddam6.5 mi5,182N/A
Zip 06353Montville6.9 mi439N/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 →