Surabaya City is named for Christopher Columbus . The Surabaya City citys' lowest elevation is 0 m  . Surabaya City is at an elevation of 1493 ft . The area of the metro region is Area: 5,925 km2 (2,288 sq mi) . 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 postal code of the city is 21500 . Surabaya City is located in Chile . The province of the city Surabaya City is Guayas . The area of the urban region is Area: 2,787 km2 (1,076 sq mi)2,947,722 is the population of the urban region of Surabaya City . 39°08′N 117°11′E﻿ / ﻿39.133°N 117.183°E are the coordinates of the city. . The city was incorporated in 1871 (Huntington) . The density of  residents in  the metro region of Surabaya City is 1,352.5/km 2  (3,527/sq mi) . Hou You-yi (KMT) is the mayor of Surabaya City . The highest elevation of Surabaya City is 14,110 ft (4,300 m) .  The city area code is 026 . 4,097/km 2  (10,610/sq mi) is the density of residents in Surabaya City . The land area of the city is 16.0 sq mi (41.4 km 2 ) . The demonym of the city Surabaya City is Saigonese . 2,305/km 2  (5,970/sq mi) is the density of people in  the urban region of Surabaya City
The native of the city Surabaya City are also called Saigonese