Greentown may refer to:
Greentown, Indiana, town in Howard County, Indiana, United States Greentown, Ohio, census-designated place in Stark County, Ohio, United States Greentown, Jefferson County, Ohio, unincorporated community in Jefferson County, Ohio, United States Greentown, Pennsylvania Greentown China, a property developer headquartered in Hangzhou, China Hangzhou Greentown F.C., Chinese football club