About This Place
Bridgewater is a city in McCook County, South Dakota, United States. The population was 492 at the 2010 census.
Bridgewater is located at 43°33′1″N 97°30′1″W / 43.55028°N 97.50028°W / 43.55028; -97.50028 (43.550192, -97.500319).
According to the United States Census Bureau, the city has a total area of 1.1 square miles (2.9 km²), all of it land.