6,413/km 2  (16,610/sq mi) is the density of inhabitents in Boston, Massachusetts . The lowest elevation of Boston, Massachusetts is 1 m  . The area of the metro region is Area: 1,876 km2 (724 sq mi) . The province of the city Boston, Massachusetts is Algiers Province . The city land area is 11,609.91 km 2  (4,482.61 sq mi) . The city was incorporated in July 22, 1882 . Boston, Massachusetts is the government of Bristol City Council . The postal code of the city is 130000 . 210.9/km 2  (546.2/sq mi) is the density of residents in  the metro region of Boston, Massachusetts . Boston, Massachusetts is located in Republic of the Congo . Boston, Massachusetts is named for Christopher Columbus . The coordinates of the city are 41°18′N 69°16′E﻿ / ﻿41.300°N 69.267° . Boston, Massachusetts is at an elevation of 237 m .  The city area code is +55 (41) . The demonym of the city Boston, Massachusetts is Indorian . The city water area is 129.3 km 2  (49.9 sq mi) . The city is 351 km 2  (136 sq mi) in area . 7,500/km 2  (19,000/sq mi) is the density of inhabitents in  the urban region of Boston, Massachusetts . The urban region has 8,220,207 population
736 km 2 is covered by the city