Kentucky's 18th House of Representatives district is one of 100 districts in the Kentucky House of Representatives. Located in the western part of the state, it comprises the counties of Grayson and part of Hardin. It has been represented by Samara Heavrin (RâÂÂLeitchfield) since 2019. As of 2023, the district had a population of 42,733.
On January 1, 2025, the district had 32,739 registered voters, who were registered with the following parties.