Chennai Madras is the government of Ministry of Culture . The metro region has Population: 13,123,948 population . The Chennai Madras citys' lowest elevation is 5,740 ft  . +966-12 is the area code of Chennai Madras . The city was incorporated in March 6, 1836 (city) . The area of the city is Area: 116 km2 (45 sq mi) . The Chennai Madras city highest elevation is 1,390 m (4,560 ft) . 14°41′34″N 17°26′48″W﻿ / ﻿14.69278°N 17.44667° are the coordinates of the city. . Chennai Madras is at an elevation of 33 ft . The city Chennai Madras province is Sindh . The density of  residents in  the urban region of Chennai Madras is 7,500/km 2  (19,000/sq mi) . The city Chennai Madras demonym is Capetonian . Pedrito Tomas Pereira Caballero is the mayor of Chennai Madras . This city is named after Cartagena, Spain . The city water area is 0.49 sq mi (1.27 km 2 ) . The area of the urban region is 606.5 sq km (234.2 sq mi) . 4,300/km 2  (11,000/sq mi) (2019) is the density of residents in  the metro region of Chennai Madras . The density of  residents in Chennai Madras is 7,133.2/km 2  (18,537.9/sq mi) . The postal code of the city is 080020
The peak of Chennai Madras is at 324 m (1,063 ft)