As of the 2010 census, the city had a total population of 56,579. The City of Marietta is one of Atlanta Georgia metropolitan area’s largest suburbs and located in central Cobb County.At 23 square miles, Marietta is one of Georgia’s most populous cities, with 56,579 residents calling the city home. The National Civic League judged Marietta one of the 10 best communities in the nation as a 2006 All-America City, the oldest and most-respected community recognition award in the country. CNN named Marietta one of the top 25 places in the United States to retire in 2011.


 Marietta Georgia Subdivisions