89.63 sq mi (232.14 km 2 ) is the area of the city namedBoston, Massachusetts . The city land area is 48.42 sq mi (125.41 km 2 ) . The city water area is 41.21 sq mi (106.73 km 2 ) . Boston, Massachusetts is at an elevation of 141 ft . The metro region is 4,500 sq mi (11,700 km 2 ) in area . 1,770 sq mi (4,600 km 2 ) is the area of the urban region of Boston, Massachusetts
The urban region is less than 2649 sq mi