Columbia, South Carolina
Columbia is the capital and second largest city of the U.S. state of South Carolina, with a population estimate of 134,309 as of 2016. The city serves as the county seat of Richland County, and a portion of the city extends into neighboring Lexington County. It is the center of the Columbia metropolitan statistical area, which had a population of 767,598 as of the 2010 United States Census, growing to 817,488 by July 1, 2016, according to 2015 U.S. Census estimates. The name "Columbia" is a poetic term used for the United States, originating from the name of Christopher Columbus.
Columbia County, Arkansas
Dorcheat Bayou flows through Columbia County from its origin in Nevada County southward into Webster Parish, Louisiana, before emptying into Lake Bistineau.As of the 2000 census, there were 25,603 people, 9,981 households, and 6,747 families residing in the county. The population density was 33 people per square mile (13/km²). There were 11,566 housing units at an average density of 15 per square mile (6/km²). The racial makeup of the county was 62.08% White, 36.06% Black or African American, 0.26% Native American, 0.34% Asian, 0.03% Pacific Islander, 0.46% from other races, and 0.77% from two or more races. 1.05% of the population were Hispanic or Latino of any race.