Down District Council is a Local Council in County Down in Northern Ireland. It is set to merge with Newry and Mourne District Council in May 2015 under local government reorganisation in Northern Ireland to become Newry, Mourne and Down District Council.
The Council is headquartered in Downpatrick. Other towns in the Council area are Ardglass, Ballynahinch, Castlewellan, Clough, Crossgar, Dundrum, Killough, Killyleagh, Newcastle, Saintfield, Seaforde and Strangford.
The Down District Council area consists of 4 electoral areas: Ballynahinch, Downpatrick, Newcastle and Rowallane. At the last election in 2011, 23 Councillors were elected from the following political parties: 9 SDLP, 5 Sinn Féin, 3 DUP, 3 UUP, 1 Alliance Party, 1 Green Party, 1 Independent. The Council Chairman for the 2011/2012 council term is Councillor Dermot Curran (SDLP) and the Vice Chair is Councillor Liam Johnston (Sinn Féin).