Logansville (also Loganville) is an unincorporated community in central Pleasant Township, Logan County, Ohio, United States. It lies along State Route 47 at its intersection with County Road 24. The Great Miami River flows southward along the western edge of Logansville. The community lies 2½ miles (4 km) north of the village of De Graff and 9 miles (14½ km) west of the city of Bellefontaine, the county seat of Logan County.