Oneida, New York Zip Codes
📍 Oneida is in Madison County, New York with 1 zip code; the most populous is 13421.
Oneida is a USPS city name in Madison County, New York with a Census population of approximately 12,742 across its ZIP codes. Madison County as a whole has 23 ZIP codes in this directory. Below you'll find every zip code serving Oneida 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 Oneida Zip Codes
Oneida at a Glance
Oneida has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 13421, has 12,742 residents.
Oneida's ZIP has a household income of $63,732 and a home value of $147,800, a price-to-income ratio of 2.3, below the 2.9 New York ZIP median. Median rent across these ZIPs is $846 a month.
68% of households in Oneida own their home (statewide ZIP median 80%). 26% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 11.4%, above the 9.9% statewide ZIP median. Overall density is about 318 residents per square mile across 40 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.
Oneida Zip Code Map
Interactive map of Oneida, New York zip codes. Click any marker for details.