what part of atlanta is gwinnett county in
Gwinnett County, Georgia Gwinnett County is a county in the north central portion of the U.S. state of Georgia.[1] As of 2016, the population is estimated to be 907,135, making it the second-most populous county in Georgia.[2] Its county seat is Lawrenceville.[3] The county is named for Button Gwinnett, one of the signers of the Declaration of Independence.[4]