Castle (District Electoral Area)
（重定向自Fortwilliam）
Castle is one of the ten district electoral areas in Belfast, Northern Ireland. Located in the north of the city, the district elects six members to Belfast City Council and contains the wards of Bellevue, Cavehill, Chichester Park, Duncairn, Fortwilliam and Innisfayle. Castle, along with the neighbouring Court and Oldpark districts and parts of Newtownabbey Borough Council, forms the Belfast North constituencies for the Northern Ireland Assembly and UK Parliament. The district is bound to the east by the Victoria Channel, to the north by Newtownabbey Borough Council and Belfast Lough, to the south by North Street and to the west by the Cavehill Road and Oldpark Road.