South Salem, New York Zip Codes
📍 South Salem is in Westchester County, New York with 1 zip code; the most populous is 10590.
South Salem is a USPS city name in Westchester County, New York with a Census population of approximately 7,314 across its ZIP codes. Westchester County as a whole has 92 ZIP codes in this directory. Below you'll find every zip code serving South Salem 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 South Salem Zip Codes
South Salem at a Glance
South Salem has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 10590, has 7,314 residents.
South Salem's ZIP has a household income of $198,563 and a home value of $727,600, a price-to-income ratio of 3.7, above the 2.9 New York ZIP median. Median rent across these ZIPs is $2,262 a month.
94% of households in South Salem own their home (statewide ZIP median 80%). 69% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 4.8%, far below the 9.9% statewide ZIP median. Overall density is about 550 residents per square mile across 13 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.
South Salem Zip Code Map
Interactive map of South Salem, New York zip codes. Click any marker for details.