Hoover is a city in Jefferson and Shelby counties in north central Alabama, United States. Hoover is the largest suburban city in Alabama and the sixth largest city in Alabama. The population was 92,606 at the 2020 census. Hoover is part of the Birmingham, AL Metropolitan Statistical Area and is also included in the Birmingham-Cullman-Talladega, AL Combined Statistical Area. Hoover's territory is along the foothills of the Appalachian Mountains.