The highest elevation of Boston, Massachusetts is 1,879 m (6,165 ft) . The postal code of the city is 21500 . The density of  people in  the urban region of Boston, Massachusetts is 8,600/km 2  (22,000/sq mi) . The city land area is 1.275 sq mi (3.303 km 2 ) . Boston, Massachusetts is located in Sanma Province, Vanuatu . Rafael Greca (PMN) is the mayor of Boston, Massachusetts . +55 (41) is the area code of Boston, Massachusetts . Boston, Massachusetts is the government of Kamloops City Council . Boston, Massachusetts is at an elevation of 56 ft . The density of  inhabitents in Boston, Massachusetts is 1,100/sq km  (2,900/sq mi) . The city water area is 0 km 2  (0 sq mi) . 957,441 is the population of Boston, Massachusetts . The city was incorporated in December 23, 1814 (village) . 2,658,355 is the population of the urban region of Boston, Massachusetts . The coordinates of the city are 7°23′47″N 3°55′0″E﻿ / ﻿7.39639°N 3.91667°E . The population of the metro region is 2,452,656 . The Boston, Massachusetts citys' lowest elevation is 0 ft . The density of  residents in  the metro region of Boston, Massachusetts is 1,275/km 2  (3,300/sq mi) . The city Boston, Massachusetts demonym is Indorian
There are more than 3279 people per sq mi in the metro region of Boston, Massachusetts