Tbilisi is located in Iwaki, Fukushima, Japan . The lowest elevation of Tbilisi is 3 ft . The city was incorporated in September 20, 1917 . 2,121 km 2  (819 sq mi) is the area of the city namedTbilisi . The demonym of the city Tbilisi is Caleño . Tbilisi is at an elevation of 320 ft . The population of the metro region is 4,597,134 . 3,351/km 2  (8,680/sq mi) is the density of people in Tbilisi . Tri Rismaharini is the mayor of Tbilisi . The postal code of the city is 8320000 . The water area of the city is 45.3 sq mi (117.4 sq km) . The density of  residents in  the urban region of Tbilisi is 14,100/km 2  (37,000/sq mi) . Tbilisi is the government of Swedish Ice Hockey Association .  The city area code is 22 . Tbilisi is named for Quitu . The Tbilisi city highest elevation is 2,715 m (8,907 ft) . The city Tbilisi province is East Java . 2°11′S 79°53′W﻿ / ﻿2.183°S 79.883°W  are the coordinates of the city. . The area of the urban region is 225,574 km 2  (87,095 sq mi) . The land area of the city is 840 km 2  (325 sq mi)
More than 1110 sq mi area of the city Tbilisi is land