Elections to Newry and Mourne District Council were held on 15 May 1985 on the same day as the other Northern Irish local government elections.

The election used five district electoral areas to elect a total of 30 councillors.

Note: "Votes" are the first preference votes.

1985: 4 x SDLP, 2 x UUP, 1 x Independent Nationalist 1985: 4 x SDLP, 1 x Sinn Féin, 1 x IIP, 1 x UUP 1985: 3 x SDLP, 2 x Sinn Féin 1985: 2 x UUP, 2 x SDLP, 1 x Sinn Féin, 1 x DUP 1985: 2 x UUP, 1 x SDLP, 1 x DUP, 1 x Sinn Féin