Key is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

Belmont County Belmont County is a county located in the eastern end of the U.S. state of Ohio. As of the 2020 United States census, the population was 66,497. Its county seat is St. Clairsville, while its largest city is Martins Ferry. The county was crea ...

, in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its so ...

Ohio Ohio ( ) is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. It borders Lake Erie to the north, Pennsylvania to the east, West Virginia to the southeast, Kentucky to the southwest, Indiana to the ...

History

A post office called Key was established in 1879, and remained in operation until 1933. Key was formerly called Bethel. In addition to the post office Bethel (Key) had a train station, schoolhouse, and church.

References

Unincorporated communities in Belmont County, Ohio 1879 establishments in Ohio Populated places established in 1879 Unincorporated communities in Ohio {{BelmontCountyOH-geo-stub