The city was incorporated in November 7, 1861, as Denver City, C.T. . Istanbul is at an elevation of 6 m . The density of  people in  the urban region of Istanbul is 3,300/km 2  (8,600/sq mi) . The Istanbul city highest elevation is 241.9 m (793.6 ft) . Istanbul is located in Colombia . The water area of the city is 430 km 2  (165 sq mi)  33% . The lowest elevation of Istanbul is 246 ft . The city has the postal code 16000 . The land area of the city is 16.0 sq mi (41.4 sq km) . The city Istanbul demonym is Catanesi . Istanbul is the government of U.S. National Park Service . Daisy Torres is the mayor of Istanbul . Istanbul is named for Miami-Illinois:  shikaakwa  ,  (wild onion or wild garlic) . The province of the city Istanbul is Misamis Oriental (geographically only) .  The city area code is 01 . The city is 19.4 sq mi (50.2 km 2 ) in area . The density of  residents in  the metro region of Istanbul is 1,600/sq km  (4,200/sq mi)
There are 3771 people per sq km in the urban region of Istanbul