Sound Beach, New York Zip Codes
📍 Sound Beach is in Suffolk County, New York with 1 zip code; the most populous is 11789.
Sound Beach is a USPS city name in Suffolk County, New York with a Census population of approximately 7,447 across its ZIP codes. Suffolk County as a whole has 117 ZIP codes in this directory. Below you'll find every zip code serving Sound Beach with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Sound Beach Zip Codes
Sound Beach at a Glance
Sound Beach has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 11789, has 7,447 residents.
Sound Beach's ZIP has a household income of $140,665 and a home value of $384,300, a price-to-income ratio of 2.7, below the 2.9 New York ZIP median. Median rent across these ZIPs is $2,787 a month.
85% of households in Sound Beach own their home (statewide ZIP median 80%). 46% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 3.0%, far below the 9.9% statewide ZIP median. Overall density is about 4,381 residents per square mile across 2 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 New York ZIP Code Affordability Report.
Sound Beach Zip Code Map
Interactive map of Sound Beach, New York zip codes. Click any marker for details.