Jersey City, New Jersey is at an elevation of 33 ft . The city land area is 47.35 sq mi (122.63 km 2 ) . The population of the metro region is Population: 13,123,948 . The water area of the city 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) . The city has the postal code 3000 00 -  3019 00 . 2,813/km 2  (7,290/sq mi) is the density of residents in  the metro region of Jersey City, New Jersey . The Jersey City, New Jersey citys' lowest elevation is 2,838 ft . The coordinates of the city are 12°8′11″N 86°15′5″W﻿ / ﻿12.13639°N 86.25139°W . The density of  inhabitents in Jersey City, New Jersey is 1,100/sq km  (2,900/sq mi) . The mayor of Jersey City, New Jersey is Evelyn Trejo de Rosales (UNT) . 19.4 sq mi (50.2 sq km) is the area of the city namedJersey City, New Jersey . Jersey City, New Jersey is the government of Parks Canada . On December 23, 1814 (village) the city was incorporated
Jersey City, New Jersey was constituted as a city in 1871-11-04