Marengo County Alabama
Marengo County Alabama is a county of the state of Alabama. As of the 2010 census, the population was 21,027. The largest city is Demopolis, Alabama and the county seat is Linden, Alabama. Marengo County Alabama is home to the Alabama Rural Heritage Center and Chickasaw State Park. The Tombigbee River and Black Warrior River form portions of the western and northern county borders and provide recreational opportunities.