South Rockwood is a village in Monroe County in the U.S. state of Michigan. The population was 1,587 at the 2020 census. The village is located within Berlin Charter Township. South Rockwood was founded in 1863 by John Strong, who named the community after Rockwood, Ontario. The nearby community of Rockwood was located just to the north an…South Rockwood is a village in Monroe County in the U.S. state of Michigan. The population was 1,587 at the 2020 census. The village is located within Berlin Charter Township. South Rockwood was founded in 1863 by John Strong, who named the community after Rockwood, Ontario. The nearby community of Rockwood was located just to the north and had been settled a few years earlier. Strong established the South Rockwood post office on July 5, 1877. South Rockwood incorporated as a village in 1955.