the 12 counties listed above with under 75,000 residents are usually not included in any other metropolitan definition except the omb/census bureau's msa and csa. hall county forms the gainesville, ga metropolitan statistical area, but with astronomical growth to over 190,000 residents, is now also part of the atlanta csa. the official tourism website of the state of georgia features a "metro atlanta" tourism region that includes only nine counties: fulton, dekalb, gwinnett, cobb, clayton, coweta, douglas, fayette, and henry.