Bridgewater is a town in Lunenburg County, Nova Scotia, Canada, at the navigable limit of the LaHave River. With a 2021 population of 8,790, Bridgewater is the largest town in the South Shore region. Priding itself as "The Main Street of the South Shore," Bridgewater has long been established as the primary commercial and professional service centre in the southern half of the province. The community boasts a diverse local economy, as well as larger national and international employers.