North River, New York Zip Codes
📍 North River is in Warren County, New York with 1 zip code; the most populous is 12856.
North River is a USPS city name in Warren County, New York with a Census population of approximately 300 across its ZIP codes. Warren County as a whole has 23 ZIP codes in this directory. Below you'll find every zip code serving North River 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 North River Zip Codes
North River at a Glance
North River has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 12856, has 300 residents.
North River's ZIP has a household income of $58,714 and a home value of $223,300, a price-to-income ratio of 3.8, above the 2.9 New York ZIP median.
52% of households in North River own their home (statewide ZIP median 80%). 73% of adults hold a bachelor's degree, far above the 31% statewide median. Overall density is about 5 residents per square mile across 64 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.
North River Zip Code Map
Interactive map of North River, New York zip codes. Click any marker for details.