Greenwood is a town in Sussex County, Delaware, United States. The population was 973 at the 2010 census, an increase of 16.2% over the previous decade. It is part of the Seaford, Delaware Micropolitan Statistical Area.
Greenwood is located at 38°48′23″N 75°35′24″W / 38.80639°N 75.59°W / 38.80639; -75.59.
According to the United States Census Bureau, the town has a total area of 0.7 square miles (1.7 km²) all of it land.