The density of  people in Delhi is 850/km 2  (2,200/sq mi) . The city water area is 28.08 km 2  (10.84 sq mi) . The urban region has 3,372,090 population . The land area of the city is 153.33 sq mi (397.13 km 2 ) . The city has the postal code 8320000 . Delhi is the government of Bristol City Council . The area of the city is 68.17 sq mi (176.56 sq km) . 8,600/km 2  (22,000/sq mi) is the density of inhabitents in  the urban region of Delhi . The city was incorporated in 1 October 1984 . The demonym of the city Delhi is Indori . Delhi is at an elevation of 9350 ft . The density of  people in  the metro region of Delhi is 720/km 2  (1,900/sq mi) .  The city area code is 57 + 5 . The Delhi city highest elevation is 324 m (1,063 ft) . Delhi is located in Philippines . This city is named after Christopher Columbus . Kwon Young-jin , (Liberty Korea) is the mayor of Delhi
613 sq mi area of the city Delhi is water