The water area of the city is 4.46 sq km  (1.72 sq mi) . 35°50′08″N 51°00′37″E﻿ / ﻿35.83556°N 51.01028°E are the coordinates of the city. . +57 2 is the area code of Abuja . The Abuja citys' lowest elevation is 620 ft . Abuja is at an elevation of 8 m . The land area of the city is 16.0 sq mi (41.4 sq km) . The city Abuja demonym is Marabin, Maracaibero(a), Maracucho(a) . This city is named after Moses Cleaveland . On November 7, 1861, as Denver City, C.T. the city was incorporated . The density of  residents in Abuja is 3,351/km 2  (8,680/sq mi) . The urban region has 1,033,622 population . The highest elevation of Abuja is 33 m (108 ft) . The postal code of the city is 8320000 . 2,500/km 2  (6,600/sq mi) is the density of inhabitents in  the metro region of Abuja . 957,441 is the population of Abuja . The mayor of Abuja is Mzwandile Masina (ANC) . The province of the city Abuja is Oran Province . Abuja is located in Japan . The density of  residents in  the urban region of Abuja is 7,500/km 2  (19,000/sq mi)
On July 22, 1882 the city was awarded the legal declaration of a municipal charter.