Cossayuna, New York Zip Codes
📍 Cossayuna is in Washington County, New York with 1 zip code; the most populous is 12823.
Cossayuna is a USPS city name in Washington County, New York with a Census population of approximately 682 across its ZIP codes. Washington County as a whole has 21 ZIP codes in this directory. Below you'll find every zip code serving Cossayuna 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 Cossayuna Zip Codes
Cossayuna at a Glance
Cossayuna has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 12823, has 682 residents.
Cossayuna's ZIP has a household income of $114,450 and a home value of $195,200, a price-to-income ratio of 1.7, below the 2.9 New York ZIP median.
95% of households in Cossayuna own their home (statewide ZIP median 80%). 74% of adults hold a bachelor's degree, far above the 31% statewide median. Overall density is about 175 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.
Cossayuna Zip Code Map
Interactive map of Cossayuna, New York zip codes. Click any marker for details.