The urban region is 335.4 sq mi (539.7 km 2 ) in area . On 1 October 1984 the city was incorporated .  The city area code is +57 4 . Population: 639,598 (2014-urban, others 2013) is the population of Addis Ababa . The highest elevation of Addis Ababa is 424 m (1,391 ft) . 2,305/km 2  (5,970/sq mi) is the density of people in  the urban region of Addis Ababa . The Addis Ababa citys' lowest elevation is 1,240 ft . This city is named after Quitu . The city water area is 4.46 sq km  (1.72 sq mi) . The coordinates of the city are 0°57′50″N 74°47′47″W﻿ / ﻿10.96389°N 74.79639°W . Addis Ababa is at an elevation of 123 m . The demonym of the city Addis Ababa is Yerevantsi(s), Yerevanite(s) . Population: 12,491,300 (2016) is the population of the metro region of Addis Ababa . Tomas Osmena is the mayor of Addis Ababa . The city Addis Ababa province is Gauteng . Addis Ababa is located in Melanesia . The density of  people in  the metro region of Addis Ababa is 1,275/sq km (3,300/sq mi) . The land area of the city is 5.39 sq mi (13.96 km 2 ) . The density of  people in Addis Ababa is 350/sq mi (140/km 2 )
There are 3300 residents per sq mi in the metro region of Addis Ababa