Former U.S. Route 21

Historic US Route 21 is the route that exists today following the old routing of U.S. Route 21 through Greenville. U.S. Route 21 was truncated to South Carolina in 1978

History
US 21 was commissioned in 1926. It ran through the northside of Greenville and ends at US 80 until 1939. In 1939, US 21 was extended to Interstate 16, south of Greenville. In 1978, US 21 was truncated back to Hunting Island State Park in South Carolina.