This city is named after Christopher Columbus . The density of  inhabitents in  the urban region of Davao City is 2,300/km 2  (6,100/sq mi) . Davao City is located in Colombia . The province of the city Davao City is Guayas . 1,352.5/km 2  (3,527/sq mi) is the density of people in  the metro region of Davao City . The area of the city is Area: 223 km2 (86 sq mi) . The population of the urban region is Population (2014): 5,160,512 . 7°15′55″S 112°44′33″E﻿ / ﻿7.26528°S 112.74250° are the coordinates of the city. .  The city area code is 71 . The demonym of the city Davao City is Istanbulite  . The city has the postal code 080020 . The water area of the city is 0.736 sq mi (1.905 sq km) 36.58% . The Davao City citys' lowest elevation is 2,838 ft . The city land area is 340.5 sq mi (881.9 sq km) . 5,165.1/km 2  (13,378/sq mi) is the density of people in Davao City . Davao City is at an elevation of 72 ft . The population of the metro region is 13,542,900 . On 1871 (Huntington) the city was incorporated
The city Davao City is 3129km 2 populace in it's urban region