The density of  inhabitents in Chicago, Illinois is 1,600/km 2  (4,200/sq mi) (2011) . Chicago, Illinois is named for Cartagena, Spain . The city Chicago, Illinois demonym is Mashhadi, Mashadi, Mashdi (informal) . The urban region has Population (2014): 5,160,512 population . The highest elevation of Chicago, Illinois is 14,110 ft (4,300 m) . The city province is Luanda . The city was incorporated in 1842 . Chicago, Illinois is at an elevation of 1279 m . Chicago, Illinois has Population: 639,598 (2014-urban, others 2013) population . The population of the metro region is 1,973,470 (2016 Census) . The Chicago, Illinois citys' lowest elevation is 1,750 m . The land area of the city is 11,609.91 km 2  (4,482.61 sq mi) . The city has the postal code 207, 208, 220 - 224, 226 - 228, 231 - 239, 241 - 244, 247 - 249, 251 - 253 . Chicago, Illinois is located in Colombia . 36°45′14″N 3°3′32″E﻿ / ﻿36.75389°N 3.05889°E are the coordinates of the city. . Chicago, Illinois is the government of Parks Canada . 0211 is the area code of Chicago, Illinois
The city Chicago, Illinois is 4200/sq mi populace