Jacksonville is a village in Athens County, Ohio, United States.

[6] According to the United States Census Bureau, the village has a total area of 0.24 square miles (0.62 km2), all land.

The racial makeup of the village was 96.9% White, 0.6% African American, and 2.5% from two or more races.

31.4% of all households were made up of individuals, and 18.6% had someone living alone who was 65 years of age or older.

The racial makeup of the village was 97.61% White, 0.37% Native American, and 2.02% from two or more races.

31.7% of all households were made up of individuals, and 15.4% had someone living alone who was 65 years of age or older.