Rockland is a town in Plymouth County, Massachusetts, United States. The population was 17,489 at the 2010 census. As of December 31, 2009, there were 11,809 registered voters in the community.
Rockland was settled by European settlers, as a northeastern region of neighboring Abington in 1673. The town separated and incorporated as Rockland on March 9, 1874. It is named for the town’s rocky nature, which was better suited for mills and industry than for farming. During King Philip’s War, the town was the site of an encampment during his raids on the town of Scituate.