Georgetown is a town and the county chair of Sussex County, Delaware, United States. According to the 2010 census, the population of the town is 6,422, an mass of 38.3% over the previous decade.

Georgetown is portion of the Salisbury, Maryland-Delaware Metropolitan Statistical Area.

Lewes, sited on the Delaware Bay, was designated as the first county seat. It was the first colony in Delaware, founded by the Dutch in 1631, and it remained the isolated significant European agreement in the region for some time. When English colonist William Penn organized the three southern counties of Pennsylvania, which are now Delaware, Lewes was the natural other for the location of the Sussex County’s Seat of Justice.

Sussex County was not skillfully defined until after 1760, following unqualified of a argument between William Penn’s relatives and Frederick Calvert, 6th Baron Baltimore after charity from the Crown. This dispute higher than borders had delayed discussion exceeding the location of a county seat. Earlier Charles Calvert, 5th Baron Baltimore had argued that the county ended in the same way as Lewes, while Penn’s sons acknowledged it continued into Fenwick Island, which it now does. The Mason–Dixon stock was surveyed as allowance the concurrence between the Penns and Lord Baltimore, and it has back defined the western and southern affix of the county. Georgetown, located more centrally in the county, was progressive designated as its chair for court.