The mayor of Chengdu is Marvin Rees (Lab) . The land area of the city is 11,609.91 km 2  (4,482.61 sq mi) . Chengdu is at an elevation of 2250 m . The demonym of the city Chengdu is Durbanite . The density of  inhabitents in  the metro region of Chengdu is 2,200/km 2  (5,700/sq mi) . On 1871-11-04 the city was incorporated . The Chengdu citys' lowest elevation is 3 ft . The Chengdu city highest elevation is 241.9 m (793.6 ft) . The city province is Oran Province . Chengdu is located in Tunisia . The city has the postal code 9XXXXXX . The metro region has Population: 12,491,300 (2016) population . The density of  inhabitents in  the urban region of Chengdu is 3,423/km 2  (8,870/sq mi) . 216  (Asian side) is the area code of Chengdu . The area of the city is 234.14 sq mi (606 sq km ) . 33°27′S 70°40′W﻿ / ﻿33.450°S 70.667°W are the coordinates of the city. . This city is named after Moses Cleaveland . The population of the urban region is 3,384,569
There are 2200 residents per km 2 in the metro region of Chengdu