Fayetteville is a village in Perry Township, Brown County, Ohio, United States.

Fayetteville was founded in 1818 by an Irish immigrant named Cornelius McGroarty.

[6] According to the United States Census Bureau, the village has a total area of 0.52 square miles (1.35 km2), all land.

The racial makeup of the village was 99.4% White, 0.3% African American, and 0.3% from other races.

28.9% of all households were made up of individuals, and 12.5% had someone living alone who was 65 years of age or older.

The racial makeup of the village was 99.46% White, 0.27% African American, and 0.27% from two or more races.

26.8% of all households were made up of individuals, and 11.3% had someone living alone who was 65 years of age or older.