Roslyn, New York Zip Codes
📍 Roslyn is in Nassau County, New York with 1 zip code; the most populous is 11576.
Roslyn is a USPS city name in Nassau County, New York with a Census population of approximately 12,796 across its ZIP codes. Nassau County as a whole has 110 ZIP codes in this directory. Below you'll find every zip code serving Roslyn 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 Roslyn Zip Codes
Roslyn at a Glance
Roslyn has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 11576, has 12,796 residents.
Roslyn's ZIP has a household income of $232,279 and a home value of $1,214,500, a price-to-income ratio of 5.2, far above the 2.9 New York ZIP median. Median rent across these ZIPs is $2,239 a month.
90% of households in Roslyn own their home (statewide ZIP median 80%). 80% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 4.4%, far below the 9.9% statewide ZIP median. Overall density is about 2,782 residents per square mile across 5 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.
Roslyn Zip Code Map
Interactive map of Roslyn, New York zip codes. Click any marker for details.