The 1990 United States House of Representatives elections in South Carolina were held on November 6, 1990, to select six Representatives for two-year terms from the state of South Carolina. The primary election for the Republicans was held on June 12. All six incumbents were re-elected and the composition of the state delegation remained four Democrats and two Republicans. As of 2016, this is the last time that Democrats won a majority of congressional districts in South Carolina.