Cobb County, county in Georgia, United States. As of 2020 county had an estimated population of 762,944 inhabitants. The county was created 190 years ago in 1832. Its county seat is "Marietta".
Cities, Towns, Neighborhoods & Other Populated Places in Cobb County.
|Mableton||Census-designated place in Cobb County, Georgia||Cobb||37,115|
|Marietta||City in Georgia, United States||Cobb||60,786|