Greentown is an unincorporated community in eastern Smithfield Township, Jefferson County, Ohio, United States.
[1] It lies approximately 2 miles (3.2 km) south of Smithfield, on a small road.
Part of the Dry Fork of Short Creek, a stream that meets the Ohio River at Rayland, flows past the community.
Public education in the community of Greentown is provided by the Buckeye Local School District.
This Jefferson County, Ohio state location article is a stub.