Elections to Dungannon District Council were held on 17 May 1989 on the same day as the other Northern Irish local government elections.

The election used four district electoral areas to elect a total of 22 councillors.

Note: "Votes" are the first preference votes.

1985: 3 x UUP, 1 x DUP, 1 x SDLP 1989: 3 x UUP, 1 x DUP, 1 x SDLP 1985-1989 Change: No change 1985: 2 x UUP, 1 x SDLP, 1 x Sinn Féin, 1 x DUP 1989: 2 x UUP, 1 x SDLP, 1 x Sinn Féin, 1 x DUP 1985-1989 Change: No change 1985: 2 x UUP, 1 x DUP, 1 x SDLP, 1 x Sinn Féin, 1 x Independent Nationalist 1989: 2 x UUP, 1 x DUP, 1 x SDLP, 1 x Workers' Party, 1 x Independent Nationalist 1985-1989 Change: Workers' Party gain from Sinn Féin 1985: 2 x Sinn Féin, 2 x SDLP, 1 x UUP, 1 x Independent Nationalist 1989: 2 x Sinn Féin, 2 x SDLP, 1 x UUP, 1 x Independent Nationalist 1985-1989 Change: No change