The area of the city is Area : 1,706.8 km2 (659.0 sq mi) . The lowest elevation of Tianjin is 1,240 ft . Tri Rismaharini is the mayor of Tianjin .  The city area code is +55 (41) . The density of  people in  the metro region of Tianjin is 1,500/km 2  (3,900/sq mi) . Area : 598.75 km2 (231.18 sq mi) is the area of the urban region of Tianjin . This city is named after Harry Culver . 15,000/km 2  (40,000/sq mi) is the density of people in Tianjin . The land area of the city is 8.921 sq mi (23.106 km 2 ) . 14,708.8/km 2  (38,096/sq mi) is the density of people in  the urban region of Tianjin . The highest elevation of Tianjin is 424 m (1,391 ft) . The province of the city Tianjin is Pichincha . The demonym of the city Tianjin is Cartagenero(s) (in Spanish) . The city was incorporated in 1842 . Tianjin is the government of Bristol City Council . The area of the metro region is Area: 1,152 km2 (445 sq mi)The metro region has Population: 12,491,300 (2016) population . The city water area is 4.46 sq km  (1.72 sq mi) . Tianjin is located in Sanma Province, Vanuatu . Tianjin is at an elevation of 43 m . The postal code of the city is 16000 . The coordinates of the city are 20°10′12″S 28°34′48″E﻿ / ﻿20.17000°S 28.58000°E
770 m (2,530 ft) is the highest peak in the Tianjin city.