Union County South Carolina (Vacant / Not In Use) has 3 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include Buffalo Mill Historic District, Central Graded School, South Street--South Church Street Historic District.
Some of the country's most noteable architects helped create the Union County places including Whaley,W.B.Smith and & Co.. Prominent architectural styles found in Union Country are Late 19th And Early 20th Century American Movements, Queen Anne and Romanesque.