Marietta is located in Cobb County, GA. The population is 57,564, making Marietta the largest city in Cobb County.
There are 58 public schools in Marietta with an average Homefacts rating of B+. The total crime rate for Marietta is moderate , and there are 21 registered sex offenders residing in the city. Unemployment in Marietta is low and the median home sales price is $0. Detailed and up-to-date Marietta property reports are available for any property address.