Carmel is an unincorporated community in Highland County, in the U.S. state of Ohio.
A post office was established at Carmel in 1856, and remained in operation until it was discontinued in 1913. The community took its name from the local Mount Carmel church.
Coordinates: 39°10′01″N 83°24′30″W / 39.16694°N 83.40833°W