Demopolis is located in Marengo County, AL. The population is 7,439, making Demopolis the largest city in Marengo County.
There are 4 public schools in Demopolis with an average Homefacts rating of B-. , and there are 20 registered sex offenders residing in the city. Unemployment in Demopolis is low and the median home sales price is $0. Detailed and up-to-date Demopolis property reports are available for any property address.