Columbia is the capital city of the U.S. state of South Carolina. It is the second-most populous city in the state, with a population of 136,632 at the 2020 census. The Columbia metropolitan area has an estimated 870,000 residents. Columbia serves as the county seat of Richland County, and portions of the city extend into neighboring Lexington County and Kershaw County. The name "Columbia", a poetic term referring to the U.S., derives from the name of Christopher Columbus, who explored the Caribbean on behalf of the Spanish Empire. The name of the city is often abbreviated as "Cola", leading to its nickname "Soda City".
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