is a town located on the banks of the Choptank River in Caroline County, Maryland. The population was 1,632 at the 2000 census. The ZIP code is 21639. The primary phone exchange is 482 and the area code is 410. The town is served by Maryland Routes 480 and 313.
Greensboro hosts the Caroline County Softball League and the Caroline County Moose Lodge.
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.