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