ZIP code 35135 is officially located in the state of Alabama, primarily serving the city of Riverside. It falls under the administrative jurisdiction of St. Clair County. When planning mail delivery, logistics routing, or demographic research, 35135 operates within the Central Time (CT) timezone and supports the 306 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 35135 ZIP Code Tabulation Area is approximately 30,406. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $135,135.