ZIP code 06426 is officially located in the state of Connecticut, primarily serving the city of Essex. It falls under the administrative jurisdiction of Middlesex County. When planning mail delivery, logistics routing, or demographic research, 06426 operates within the Eastern Time (ET) timezone and supports the 657 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 06426 ZIP Code Tabulation Area is approximately 35,657. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $82,426.