The city water area is 6.80 sq mi (17.62 sq km )  3.0% . The city was incorporated in 1871 (Huntington) . The density of  residents in Tbilisi is 1,100/sq km  (2,900/sq mi) . Tbilisi is the government of Municipality of Quito . The area of the urban region is 2,122 sq mi (5,496 sq km ) . Tbilisi is located in Sanma Province, Vanuatu . 1,500/km 2  (3,900/sq mi) is the density of inhabitents in  the metro region of Tbilisi . The Tbilisi city highest elevation is 5,364 m (17,598 ft) . The coordinates of the city are 00°14′S 78°31′W﻿ / ﻿0.233°S 78.517°W . 8,653,521 , 8,917,749 (Extended UA) is the population of the metro region of Tbilisi . The postal code of the city is EC1701 . The mayor of Tbilisi is Federico Gutiérrez, 2016-2019 . The lowest elevation of Tbilisi is 190 m  . The land area of the city is 11,609.91 km 2  (4,482.61 sq mi) . The demonym of the city Tbilisi is Durbanite . Tbilisi is at an elevation of 934.6 m . The area of the city is Area: 116 km2 (45 sq mi) .  The city area code is +226 . This city is named after Calgary, Mull . 7,500/km 2  (19,000/sq mi) is the density of people in  the urban region of Tbilisi
There are less than 3810 inhabitents per sq mi in the metro region of Tbilisi