St. Matthews is a town in Calhoun County, South Carolina, United States. The population was 2,021 at the 2010 census, a decline from 2,107 in 2000. It is the county seat of Calhoun County. St. Matthews is part of the Columbia, South Carolina Metropolitan Statistical Area. The town holds an annual Purple Martin festival in April which includes food, music, cars, and more. From Wikipedia
