UNESCO World Heritage Site is the government of Bristol City Council . The lowest elevation of UNESCO World Heritage Site is 1 m  . UNESCO World Heritage Site is located in England . The province of the city UNESCO World Heritage Site is Alborz . The population of the urban region is 2,947,722 . The coordinates of the city are 12°8′11″N 86°15′5″W﻿ / ﻿12.13639°N 86.25139°W . The density of  inhabitents in UNESCO World Heritage Site is 1,100/sq km  (2,800/sq mi) . The mayor of UNESCO World Heritage Site is Vladimir Panov . UNESCO World Heritage Site is at an elevation of 131 m . The density of  inhabitents in  the urban region of UNESCO World Heritage Site is 3,300/km 2  (8,600/sq mi) . The density of  inhabitents in  the metro region of UNESCO World Heritage Site is 6,600/km 2  (17,000/sq mi) . This city is named after Confluence of Grand River and Gunnison River . The highest elevation of UNESCO World Heritage Site is 2,715 m (8,907 ft) . The city is 47.84 sq mi (123.90 km 2 ) in area . The land area of the city is 5.39 sq mi (13.96 km 2 ) . The postal code of the city is 1100 . The city UNESCO World Heritage Site demonym is Yerevantsi(s), Yerevanite(s) . The water area of the city is 21 km 2  (8 sq mi) . +966-12 is the area code of UNESCO World Heritage Site
2947722 citizen live in the urban region of UNESCO World Heritage Site