Elmsford, New York Zip Codes
📍 Elmsford is in Westchester County, New York with 1 zip code; the most populous is 10523.
Elmsford is a USPS city name in Westchester County, New York with a Census population of approximately 9,773 across its ZIP codes. Westchester County as a whole has 92 ZIP codes in this directory. Below you'll find every zip code serving Elmsford 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 Elmsford Zip Codes
Elmsford at a Glance
Elmsford has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 10523, has 9,773 residents.
Elmsford's ZIP has a household income of $115,809 and a home value of $526,000, a price-to-income ratio of 4.5, far above the 2.9 New York ZIP median. Median rent across these ZIPs is $3,004 a month.
55% of households in Elmsford own their home (statewide ZIP median 80%). 51% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 7.1%, below the 9.9% statewide ZIP median. Overall density is about 2,715 residents per square mile across 4 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.
Elmsford Zip Code Map
Interactive map of Elmsford, New York zip codes. Click any marker for details.