Rockingham (also Sallie) is an unincorporated community and census-designated place (CDP) in central Bacon County, Georgia, United States. It lies along State Route 32 to the east of the city of Alma, the county seat of Bacon County. Its elevation is . As of the 2020 census, its population was 230.
A post office called Rockingham was established in 1902, and remained in operation until 1939. The community was named after Rockingham, North Carolina, the native home of a share of the first settlers.
Rockingham first appeared as a census designated place in the 2010 U.S. census.
In 2020, its population was 230, while at the 2010 census it had a population of 248.