The South Carolina State House is the building housing the government of the U.S. state of South Carolina, which includes the South Carolina General Assembly and the offices of the Governor and Lieutenant Governor of South Carolina. Located in the capital city of Columbia near the corner of Gervais and Assembly Streets, the building also housed the Supreme Court until 1971.

The South Carolina General Assembly, also called the South Carolina Legislature, is the state legislature of the U.S. state of South Carolina. The legislature is bicameral and consists of the lower South Carolina House of Representatives and the upper South Carolina Senate. All together, the General Assembly consists of 170 members. The legislature convenes at the State House in Columbia.