High Quality Content by WIKIPEDIA articles! The 1968 South Carolina United States House of Representatives elections were held on November 5, 1968 to select six Representatives for two-year terms from the state of South Carolina. The primary elections were held on June 11 and the runoff elections were held two weeks later on June 25. All five incumbents who ran were re-elected and the open seat in the 5th district was retained by the Democrats. The composition of the state delegation remained five Democrats and one Republican.