Bridgewater is a town located in Plymouth County, in the state of Massachusetts, United States. As of the 2020 U.S. Census, the town’s population was 28,633. Bridgewater is located nearly 25 miles (40 km) south of Boston and approximately 35 miles east of Providence, Rhode Island.

According to the United States Census Bureau, the town has a total Place of 28.2 square miles (73 km), of which 27.5 square miles (71 km²) is house and 0.7 square miles (1.8 km) (2.62%) is water. Bridgewater is 99th out of the 351 communities in the Commonwealth of Massachusetts, and eighth out of the twenty-seven municipalities in Plymouth County in terms of house area. The town is bordered by West Bridgewater to the northwest, East Bridgewater to the northeast, Halifax to the east, Middleborough to the south, and Raynham to the west. Bridgewater is nearly five miles south of Brockton, 10 miles northeast of Taunton, and 25 miles south of Boston, of which it is a suburb.

Neighborhoods in Bridgewater add up Stanley, Scotland Park, Pratt Town, Paper Mill Village, and South Bridgewater.

Bridgewater lies along the Taunton River, which has several other rivers and brooks which branch off the main waterway. There are furthermore several ponds, the largest of which is Lake Nippenicket along the western edge of the town. There is a divulge forest, a town forest, several conservation areas and a large allowance of the Hockomock Swamp Wildlife Management Area, in the western allowance of town. Parts of this swamp present rise to the so-called Bridgewater Triangle, a small area of concentrated reports of weird Fortean phenomena, colonial “dark days”, Bigfoot and rarefied black panthers, UFO sightings, and other strange encounters, a phrase coined by Loren Coleman, author of Mysterious America, often compared to the Bermuda Triangle.