Kentucky's 4th congressional district is a congressional district in the U.S. state of Kentucky. The district is in northern Kentucky. It is next to the Ohio River. The congressional district includes the counties Boone, Kenton, and Campbell and the towns Fort Mitchell, Covington, Florence, Newport, and Fort Thomas. A small part of Louisville is also in the district. The people who live in the district elect a representative to work for them in the United States House of Representatives. The district has been represented by Republican Thomas Massie since 2012. Massie won a special election in 2012 after Geoff Davis resigned.