The city Davao City province is Guayas . The population of the metro region is 13,542,900 . The land area of the city is 340.5 sq mi (881.9 sq km) . 71 is the area code of Davao City . The density of  inhabitents in Davao City is 5,165.1/km 2  (13,378/sq mi) . The density of  inhabitents in  the urban region of Davao City is 2,300/km 2  (6,100/sq mi) . 1,352.5/km 2  (3,527/sq mi) is the density of people in  the metro region of Davao City . Davao City is located in Colombia . The coordinates of the city are 7°15′55″S 112°44′33″E﻿ / ﻿7.26528°S 112.74250° . The lowest elevation of Davao City is 2,838 ft . Davao City is at an elevation of 72 ft . The city Davao City demonym is Istanbulite  . On 1871 (Huntington) the city was incorporated . The population of the urban region is Population (2014): 5,160,512 . The city water area is 0.736 sq mi (1.905 sq km) 36.58% . The postal code of the city is 080020 . The area of the city is Area: 223 km2 (86 sq mi) . This city is named after Christopher Columbus
Davao City has an area of 901 sq mi