The Chennai, Madras city highest elevation is 770 m (2,530 ft) . The population of the urban region is 3,372,090 . Armand Béouindé (since 2016) is the mayor of Chennai, Madras . The water area of the city is 1.420 sq mi (3.677 km 2 )  13.73% .  The city area code is +966-12 . Chennai, Madras is named for Miami-Illinois:  shikaakwa  ,  (wild onion or wild garlic) . The city Chennai, Madras demonym is Brasiliense . Chennai, Madras is located in Zulia . Area: 116 km2 (45 sq mi) is the area of the city namedChennai, Madras . Chennai, Madras is at an elevation of 13 m . The city land area is 314.95 sq mi (815.72 km 2 ) . 4,800/km 2  (12,000/sq mi) is the density of inhabitents in  the urban region of Chennai, Madras . The Chennai, Madras citys' lowest elevation is 5,740 ft  . 26°10′S 28°18′E﻿ / ﻿26.167°S 28.300°E are the coordinates of the city. . The density of  people in Chennai, Madras is 1,100/km 2  (2,800/sq mi) . Chennai, Madras is the government of Bristol City Council . The city Chennai, Madras province is Cebu (geographically only) . On September 20, 1917 the city was incorporated . The metro region has 16,100,000 population . The postal code of the city is 21500
100.63 percentage is land in Chennai, Madras