Oxford is a city in Newton County, Georgia, United States. The population was 2,308 as of the 2020 census. It is part of the Atlanta metropolita…Oxford is a city in Newton County, Georgia, United States. The population was 2,308 as of the 2020 census. It is part of the Atlanta metropolitan area. It is the location of Oxford College of Emory University. Much of the city is part of the Oxford Historic District on the National Register of Historic Places.