Plum Springs is a home rule-class city in Warren County, Kentucky, in the United States.

It is named for its location on Plum Springs Road (Ky.

[6] According to the United States Census Bureau, the city has a total area of 0.3 square miles (0.78 km2), all land.

The racial makeup of the city was 85.01% White, 12.75% African American, 0.89% Asian, and 1.34% from two or more races.

18.1% of all households were made up of individuals, and 5.6% had someone living alone who was 65 years of age or older.