The density of  people in  the urban region of Boston, Massachusetts is 8,600/km 2  (22,000/sq mi) . The density of  residents in  the metro region of Boston, Massachusetts is 1,275/km 2  (3,300/sq mi) . Boston, Massachusetts has 957,441 population . The city has the postal code 21500 . 2,452,656 is the population of the metro region of Boston, Massachusetts . Boston, Massachusetts is at an elevation of 17 m . On December 23, 1814 (village) the city was incorporated . The mayor of Boston, Massachusetts is Rafael Greca (PMN) . The water area of the city is 0 km 2  (0 sq mi) . The population of the urban region is 2,658,355 . The land area of the city is 1.275 sq mi (3.303 km 2 ) . Boston, Massachusetts is the government of Kamloops City Council .  The city area code is +55 (41) . The Boston, Massachusetts city highest elevation is 1,879 m (6,165 ft) . 7°23′47″N 3°55′0″E﻿ / ﻿7.39639°N 3.91667°E are the coordinates of the city. . The city Boston, Massachusetts demonym is Indorian . Boston, Massachusetts is located in Sanma Province, Vanuatu . 1,100/sq km  (2,900/sq mi) is the density of residents in Boston, Massachusetts . The Boston, Massachusetts citys' lowest elevation is 0 m 
Boston, Massachusetts was legally declared as a city in December 23, 1814 (village)