Home > NY > Suffolk County > Sound Beach > Zip 11789

Zip Code 11789 — Sound Beach, NY

11789 is a ZIP Code associated with Sound Beach, NY, located within Suffolk. The postal region supports an estimated population of 7,369 residents across Data Pending housing units, with a population density of 1,681.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.957590, -72.972140)

Data MetricLocal Statistic
Postal / Zip Code11789
Primary CitySound Beach
State / ProvinceNY
CountySuffolk
Total Population7,369
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,681.1 people/sq mi
TimezoneAmerica/New_York

How 11789 Compares

MetricZIP 11789Suffolk CountyNY State Average
Population7,3691,476,04419,771,902
Median IncomeData PendingN/AN/A
Population Density1,681.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 11764Miller Place1.5 mi12,551N/A
Zip 11778Rocky Point2.4 mi12,390N/A
Zip 11766Mount Sinai2.8 mi10,750N/A
Zip 11786Shoreham4.4 mi6,459N/A
Zip 11777Port Jefferson4.8 mi9,396N/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 →