ZIP code 12136 is officially located in the state of New york, primarily serving the city of Old chatham. It falls under the administrative jurisdiction of Columbia County. When planning mail delivery, logistics routing, or demographic research, 12136 operates within the Eastern Time (ET) timezone and supports the 227 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 12136 ZIP Code Tabulation Area is approximately 35,927. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $52,136.