Edgemoor is a census-designated place in New Castle County, Delaware, United States.

[3] According to the United States Census Bureau, the CDP has a total area of 1.8 square miles (4.7 km2), of which 1.8 square miles (4.7 km2) is land and 0.55% is water.

[4] As of the census[6] of 2000, there were 5,992 people, 2,507 households, and 1,566 families living in the CDP.

There were 2,851 housing units at an average density of 1,564.6 per square mile (604.1/km2).

31.8% of all households were made up of individuals, and 9.2% had someone living alone who was 65 years of age or older.