The city was incorporated in December 23, 1814 (village) . 1,407.2 sq mi (3,645 sq km) is the area of the urban region of Tianjin . 6°13′51″N 75°35′26″W﻿ / ﻿6.23083°N 75.59056°W are the coordinates of the city. . The Tianjin citys' lowest elevation is 1,240 ft . Tianjin is located in Iwaki, Fukushima, Japan . The land area of the city is 316.42 km 2  (122.17 sq mi) . The density of  residents in  the urban region of Tianjin is 2,300/km 2  (6,100/sq mi) . The density of  inhabitents in  the metro region of Tianjin is 1,275/km 2  (3,300/sq mi) . The demonym of the city Tianjin is Indorian . This city is named after Rao Jodha . Federico Gutiérrez, 2016-2019 is the mayor of Tianjin . Tianjin is at an elevation of 7380 ft . 850/km 2  (2,200/sq mi) is the density of people in Tianjin . The city has the postal code 9XXXXXX . Tianjin is the government of Ministry of Culture .  The city area code is +55 81 . The city province is Jilin . The city water area is 4.46 sq km  (1.72 sq mi) . The Tianjin city highest elevation is 14,110 ft (4,300 m) . The metro region has Population: 12,491,300 (2016) population
Tianjin is governed by Swedish Ice Hockey Association