Loganville is a city in Walton and Gwinnett counties, Georgia, United States. The population was 16,516 as of 2023. Loganville is located …Loganville is a city in Walton and Gwinnett counties, Georgia, United States. The population was 16,516 as of 2023. Loganville is located about 36 mi east of Atlanta and is part of the Atlanta metropolitan area.