The urban region has 3,372,090 population . The lowest elevation of Christchurch is 620 ft . The population of the metro region is 5,274,321 (2014-urban, others 2013) . The city has the postal code 3000 00 -  3019 00 . The demonym of the city Christchurch is Barranquillero/a . The land area of the city is 194.74 sq mi (504.38 km 2 ) . Christchurch is at an elevation of 1870 ft . 464.71/km 2  (1,203.6/sq mi) is the density of residents in  the urban region of Christchurch . 6°13′51″N 75°35′26″W﻿ / ﻿6.23083°N 75.59056°W are the coordinates of the city. . Christchurch is located in Angkor, Siem Reap, Cambodia . The highest elevation of Christchurch is 2,715 m (8,907 ft) . +57 4 is the area code of Christchurch . The density of  inhabitents in  the metro region of Christchurch is 2,500/km 2  (6,600/sq mi) . On 1871-11-04 the city was incorporated . Christchurch has Population: 639,598 (2014-urban, others 2013) population . The mayor of Christchurch is Armand Béouindé (since 2016) . The city water area is 0.36 sq mi (0.92 km 2 ) . Christchurch is the government of Bristol City Council . 11,312/km 2  (29,298/sq mi) is the density of inhabitents in Christchurch . This city is named after Saint James
The city is at a height of 570 m