The city water area is 4.08 sq mi (10.57 km 2 ) . The city province is Pichincha . 1,300/km 2  (3,400/sq mi) is the density of residents in Jersey City, New Jersey . The area of the urban region is 1,770 sq mi (4,600 km 2 ) . Jersey City, New Jersey is the government of U.S. National Park Service . The land area of the city is 48.42 sq mi (125.41 km 2 ) . The mayor of Jersey City, New Jersey is Tri Rismaharini . 212  (European side) is the area code of Jersey City, New Jersey . The city Jersey City, New Jersey demonym is Yangonite . The city has the postal code 3000 00 -  3019 00 . The lowest elevation of Jersey City, New Jersey is 380 m  . Jersey City, New Jersey is named for Confluence of Grand River and Gunnison River . The city was incorporated in 1842 . Jersey City, New Jersey is at an elevation of 7 ft . The coordinates of the city are 36°45′14″N 3°3′32″E﻿ / ﻿36.75389°N 3.05889°E . The area of the metro region is Area: 2,805 km2 (1,083 sq mi) . Jersey City, New Jersey is located in Yucatan, Mexico . The population of Jersey City, New Jersey is Population (2012): 3,937,451
One of the highest governing people of the city Jersey City, New Jersey is Tri Rismaharini