The metro region has 2,238,569 population . The water area of the city is 0.736 sq mi (1.905 km 2 ) 36.58% . Evanston, Illinois is the government of National Park Service . 9°1′48″N 38°44′24″E﻿ / ﻿9.03000°N 38.74000°E are the coordinates of the city. . The mayor of Evanston, Illinois is Maung Maung Soe . The density of  residents in Evanston, Illinois is 0.032/sq km  (0.083/sq mi) . The urban region has 5,490,000 (2014-urban, others 2013) population . The city province is Liaoning . Evanston, Illinois is named for Cartagena, Spain . The city is Area: 418 km2 (161 sq mi) in area . The land area of the city is 39.28 sq mi (101.74 km 2 ) . The lowest elevation of Evanston, Illinois is 5,740 ft  . The density of  residents in  the urban region of Evanston, Illinois is 14,708.8/km 2  (38,096/sq mi) . 2,200/km 2  (5,700/sq mi) is the density of inhabitents in  the metro region of Evanston, Illinois . The city Evanston, Illinois demonym is Catanesi . The city has the postal code 21500
The area of this city is less than 631 sq mi