Mount Kisco, New York Zip Codes
📍 Mount Kisco is in Westchester County, New York with 1 zip code; the most populous is 10549.
Mount Kisco is a USPS city name in Westchester County, New York with a Census population of approximately 15,858 across its ZIP codes. Westchester County as a whole has 92 ZIP codes in this directory. Below you'll find every zip code serving Mount Kisco 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 Mount Kisco Zip Codes
Mount Kisco at a Glance
Mount Kisco has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 10549, has 15,858 residents.
Mount Kisco's ZIP has a household income of $122,327 and a home value of $652,800, a price-to-income ratio of 5.3, far above the 2.9 New York ZIP median. Median rent across these ZIPs is $1,686 a month.
74% of households in Mount Kisco own their home (statewide ZIP median 80%). 60% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 7.4%, below the 9.9% statewide ZIP median. Overall density is about 830 residents per square mile across 19 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.
Mount Kisco Zip Code Map
Interactive map of Mount Kisco, New York zip codes. Click any marker for details.