The urban region is Area: 2,787 km2 (1,076 sq mi) in areaThe urban region has 2,947,722 population . The mayor of Surabaya City is Hou You-yi (KMT) . 4,097/km 2  (10,610/sq mi) is the density of residents in Surabaya City . The lowest elevation of Surabaya City is 0 ft . The postal code of the city is 21500 . The city Surabaya City demonym is Saigonese . 026 is the area code of Surabaya City . On 1871 (Huntington) the city was incorporated . The area of the city is Area: 350.5 km2 (135.3 sq mi)Population (2016) : 1,200,337 is the population of Surabaya City . The province of the city Surabaya City is Guayas . Surabaya City is located in Chile . The density of  residents in  the metro region of Surabaya City is 1,352.5/km 2  (3,527/sq mi) . 39°08′N 117°11′E﻿ / ﻿39.133°N 117.183°E are the coordinates of the city. . The land area of the city is 16.0 sq mi (41.4 km 2 ) . Surabaya City is at an elevation of 455 m . Surabaya City is named for Christopher Columbus . The highest elevation of Surabaya City is 14,110 ft (4,300 m) . The density of  inhabitents in  the urban region of Surabaya City is 2,305/km 2  (5,970/sq mi) . Area: 5,925 km2 (2,288 sq mi) is the area of the metro region of Surabaya City
There are 3527 people per sq mi in the metro region of Surabaya City