Kentucky's 13th Senatorial district is one of 38 districts in the Kentucky Senate.

Located in the central part of the state, it comprises central Lexington.

It has been represented by Reggie Thomas (D–Lexington) since 2014.

[1] As of 2023, the district had a population of 123,201.

[2] On January 1, 2025, the district had 87,050 registered voters, who were registered with the following parties.