178.46 km 2  (68.90 sq mi) is the area of the city namedChangsha . The city water area is 186 km 2  (72 sq mi) . 1,600/km 2  (4,200/sq mi) (2011) is the density of inhabitents in Changsha . +57 2 is the area code of Changsha . Changsha is located in Angkor, Siem Reap, Cambodia . This city is named after Christopher Columbus . The city Changsha province is Gauteng . The city was incorporated in 1842 . The density of  inhabitents in  the metro region of Changsha is 1,600/sq km  (4,200/sq mi) . Oscar Moreno (PDP-Laban) is the mayor of Changsha . The demonym of the city Changsha is cuzqueno/a . Changsha is at an elevation of 15641734 m . The population of the urban region is 2,658,355 . The Changsha citys' lowest elevation is 2,838 ft . The land area of the city is 39.28 sq mi (101.74 km 2 ) . The city has the postal code EC1701 . 3,423/km 2  (8,870/sq mi) is the density of inhabitents in  the urban region of Changsha . 3,303,786 is the population of the metro region of Changsha . The Changsha city highest elevation is 2,715 m (8,907 ft)
The city Changsha is 1600/sq km populace in it's metro region