Greentown is a census-designated place (CDP) in Stark County, Ohio, United States. The population was 3,154 at the 2000 census. It is part of the Canton–Massillon Metropolitan Statistical Area.
Greentown is located at 40°55′45″N 81°24′07″W / 40.929221°N 81.402015°W / 40.929221; -81.402015.
According to the United States Census Bureau, the CDP has a total area of 2.7 square miles (7.1 km2), all of it land.