Castlereagh Borough Council is a local council in Northern Irelan. It is a largely urban Borough bordering Belfast. Unusually, it has no natural borough centre, largely consisting of a series of suburbs of Belfast in the Castlereagh Hills to the south-east of the City with a small rural area to the South of the Borough. The main centres of population are Carryduff, 6 miles (9.6 km) south of Belfast city centre and Dundonald, 5 miles (8 km) east of it. The population totals nearly 66,500.The Castlereagh Borough Council area consists of 4 electoral areas: Castlereagh Central, South, East and West. In the last elections in 2005, 23 members were elected from the following political parties: 13 Democratic Unionist Party (DUP), 4 Ulster Unionist Party (UUP), 4 Alliance Party and 2 Social Democratic and Labour Party (SDLP). The current Mayor is Councillor Joanne Bunting (DUP) and the Deputy Mayor is Councillor David Drysdale (UUP).