The coordinates of the city are 26°10′S 28°18′E﻿ / ﻿26.167°S 28.300°E . The city Chengdu demonym is Caleño . The city water area is 1.420 sq mi (3.677 km 2 )  13.73% . The Chengdu city highest elevation is 14,110 ft (4,300 m) . 464.71/km 2  (1,203.6/sq mi) is the density of people in  the urban region of Chengdu . 3,435,394 is the population of the urban region of Chengdu .  The city area code is 57 + 5 . 5,165.1/km 2  (13,378/sq mi) is the density of inhabitents in Chengdu . The postal code of the city is 16000 . The city province is Alberta . The lowest elevation of Chengdu is 1 m  . This city is named after Rao Jodha . Chengdu is at an elevation of 2250 m . The land area of the city is 1,117.11 km 2  (431.32 sq mi) . The density of  inhabitents in  the metro region of Chengdu is 1,275/sq km (3,300/sq mi) . The city was incorporated in 1799 (Guyandotte) . 1,401,687 is the population of the metro region of Chengdu . Chengdu is located in People's Republic of China . The city is Area: 223 km2 (86 sq mi) in area . The mayor of Chengdu is Mohammad Reza Kalaie
Chengdu was constituted as a city in 1799 (Guyandotte)