A special election was held on June 20, 2017, to determine the member of the United States House of Representatives for South Carolina's 5th congressional district. Representative Mick Mulvaney was nominated by President Donald Trump as director of the Office of Management and Budget and confirmed by the United States Senate on February 16, 2017, necessitating his resignation from the House of Representatives.
State Representative Ralph Norman narrowly defeated Archie Parnell, a senior advisor for Goldman Sachs, 51.0% to 47.9%, in a low-turnout election.
<nowiki>*</nowiki>Internal survey for the Sheri Few campaign
The Libertarian Party nominating convention was held on April 1, 2017.
Official campaign websites