Largest Counties in Delaware
There are a total of 3 counties or county equivalents in the U.S. state of Delaware. Among them, the five biggest counties by population are New Castle, Sussex, and Kent. In the following table, you will see the list of all counties in Delaware, each with population, land area, density and the time of establishment.
|Rank||County||Population||County Seat||Established||Area (km2)||Density|
|1||New Castle County||538,468||Wilmington||1664||1,279||421.01|