Hoyleton is a village in Washington County, Illinois, United States.

[3] It is the hometown of former Montréal Expos and San Francisco Giants left-handed pitcher Kirk Rueter.

According to the 2010 census, Hoyleton has a total area of 0.75 square miles (1.94 km2), all land.

The racial makeup of the village was 94.81% White, 3.85% African American, 0.38% Asian, and 0.96% from two or more races.

26.9% of all households were made up of individuals, and 13.4% had someone living alone who was 65 years of age or older.