The city has the postal code 3000 00 -  3019 00 . The mayor of Jersey City, New Jersey is Evelyn Trejo de Rosales (UNT) . Jersey City, New Jersey is the government of Parks Canada . The lowest elevation of Jersey City, New Jersey is 865 m  . The metro region has Population: 13,123,948 population . 2,813/km 2  (7,290/sq mi) is the density of residents in  the metro region of Jersey City, New Jersey . The area of the city is 19.4 sq mi (50.2 sq km) . The city water area is 0.36 sq mi (0.92 km 2 ) . Jersey City, New Jersey is named for Society of the Cincinnati . The highest elevation of Jersey City, New Jersey is 5,364 m (17,598 ft) . Jersey City, New Jersey is at an elevation of 33 ft . The density of  inhabitents in Jersey City, New Jersey is 1,100/sq km  (2,900/sq mi) . The coordinates of the city are 12°8′11″N 86°15′5″W﻿ / ﻿12.13639°N 86.25139°W . The city was incorporated in December 23, 1814 (village) . The land area of the city is 47.35 sq mi (122.63 km 2 )
Official address of residents of the city Jersey City, New Jersey has zip code 3000 00 -  3019 00