The mayor of Columbia, South Carolina is Pedrito Tomas Pereira Caballero . Columbia, South Carolina has Population (2012): 3,937,451 population . This city is named after Quitu . Columbia, South Carolina is located in Germany . 9,584.10/sq mi (3,717.14/km 2) is the density of people in Columbia, South Carolina . 14,100/km 2  (37,000/sq mi) is the density of inhabitents in  the urban region of Columbia, South Carolina . The water area of the city is 21 km 2  (8 sq mi) . The city has the postal code 080020 . Columbia, South Carolina is the government of National Park Service . The population of the metro region is 4,597,134 . The urban region is 234.72 km 2  (90.63 sq mi) in area .  The city area code is 22 . The city Columbia, South Carolina province is Sichuan . The Columbia, South Carolina city highest elevation is 770 m (2,530 ft) . The density of  residents in  the metro region of Columbia, South Carolina is 1,500/km 2  (3,900/sq mi) . The demonym of the city Columbia, South Carolina is Indorian . The coordinates of the city are  39°1′10″N 125°44′17″E﻿ / ﻿39.01944°N 125.73806°E . The city land area is 138.75 sq mi (359.36 km 2 ) . The city was incorporated in 1799 (Guyandotte) . The Columbia, South Carolina citys' lowest elevation is 246 ft
Columbia, South Carolina was legally declared as a city in February 17, 1909