Roberta is a city in Crawford County, Georgia, United States. The population was 1,007 at the 2010 census. It is part of the Macon metr…Roberta is a city in Crawford County, Georgia, United States. The population was 1,007 at the 2010 census. It is part of the Macon metropolitan statistical area. In the early nineteenth century, Indian agent Benjamin Hawkins built his plantation on the Flint River near Roberta. This was also a trading post and the Creek Agency.