The Cobb County Courthouse is located at 100 Cherokee Street, Marietta GA 30090; phone: 770-528-1000.
Cobb County, the 81st created in Georgia, was incorporated in 1832 from Cherokee County. It was named for Thomas Willis Cobb who served as a Superior Court Judge and a U.S. Senator. The county seat, Marietta, was named for Cobb's wife.