On December 23, 1814 (village) the city was incorporated . The Hyderabad citys' lowest elevation is 0 m  . The population of Hyderabad is 595,061 . The land area of the city is 16.0 sq mi (41.4 sq km) . +55 (41) is the area code of Hyderabad . The city province is Sichuan . The urban region has Population: 3,160,000 (2006) population . The metro region is 3,913 sq mi (10,130 km 2 ) in area . Hyderabad is located in England . The density of  people in  the metro region of Hyderabad is 1,275/km 2  (3,300/sq mi) . The demonym of the city Hyderabad is Recifense . 14,100/km 2  (37,000/sq mi) is the density of residents in  the urban region of Hyderabad . The coordinates of the city are 0°57′50″N 74°47′47″W﻿ / ﻿10.96389°N 74.79639°W . Hyderabad is named for Henry E. Huntington . The city water area is 0.736 sq mi (1.905 sq km) 36.58% . The mayor of Hyderabad is Rafael Greca (PMN) . The Hyderabad city highest elevation is 1,390 m (4,560 ft)
Hyderabad was legally declared as a city in December 23, 1814 (village)