New Castle County, Delaware New Castle County Police and Emergency Medical Services Division Headquarters and the emergency communications center supporting 911 services. The present building opened in 2007 with a construction cost of . The Headquarters occupied a former elementary school building on the same site prior to erection of the current building. New Castle is a Democratic-leaning county. Because its population is almost double the combined population of Kent and Sussex, the winner in New Castle County has also won Delaware overall in each of the last seventeen presidential elections. In 1992, 2000, 2004 and 2016, the Republican candidate carried Kent and Sussex,
National Register of Historic Places listings in southern New Castle County, Delaware National Register of Historic Places listings in southern New Castle County, Delaware This is a list of the National Register of Historic Places listings in southern New Castle County, Delaware. It is intended to be a complete list of the properties and districts on National Register of Historic Places in New Castle County, Delaware south of the Chesapeake and Delaware Canal. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map. There are 389 properties and districts listed on the National Register in the county. Eighty-six