For geographic and demographic information on the census-designated place Bridgewater, please see the article Bridgewater (CDP), Massachusetts.

Bridgewater is a town located in Plymouth County, in the state of Massachusetts, United States. As of the 2010 U.S. Census, the town's population was 26,563. Bridgewater is located approximately south of Boston and approximately 35 miles east of Providence, Rhode Island. It is named after Bridgwater, Somerset, England.