Fayetteville is a village in Perry Township, Brown County, Ohio, United States. The population was 330 at the 2010 census.
In 1883, Fayetteville contained two churches, two schools, two hotels, several stores and saloons, and two drug stores.
Fayetteville is located at 39°11′13″N 83°55′55″W (39.186870, -83.932083).
According to the United States Census Bureau, the village has a total area of 0.52 square miles (1.35 km2), all land. It also rests on a bend of the East Fork Little Miami River.
As of the census of 2010, there were 330 people, 128 households, and 85 families living in the village. The population density was 634.6 inhabitants per square mile (245.0/km2). There were 157 housing units at an average density of 301.9 per square mile (116.6/km2). The racial makeup of the village was 99.4% White, 0.3% African American, and 0.3% from other races. Hispanic or Latino of any race were 1.2% of the population.
There were 128 households, of which 39.8% had children under the age of 18 living with them, 49.2% were married couples living together, 11.7% had a female householder with no husband present, 5.5% had a male householder with no wife present, and 33.6% were non-families.