The city Chennai Madras demonym is Durbanite . The Chennai Madras city highest elevation is 33 m (108 ft) . The urban region has Population (2014): 5,160,512 population . Chennai Madras is located in South Africa . The city has the postal code 95100 .  The city area code is 01 . 33°27′S 70°40′W﻿ / ﻿33.450°S 70.667°W are the coordinates of the city. . The Chennai Madras citys' lowest elevation is 75 m  . The population of the metro region is 13,542,900 . On 1842 the city was incorporated . 2,300/km 2  (6,100/sq mi) is the density of inhabitents in  the urban region of Chennai Madras . The city province is Lusaka Province . The city land area is 840 km 2  (325 sq mi) . 9,821/km 2  (25,436/sq mi) (2017) is the density of people in Chennai Madras . The area of the city is Area: 223 km2 (86 sq mi) . Chennai Madras is at an elevation of 990 m . The water area of the city is 4.46 sq km  (1.72 sq mi) . The mayor of Chennai Madras is Oscar Malapitan
Land covers 857 km 2 area of the city