Elections to Dungannon District Council were held on 15 May 1985 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.
<small>Note: "Votes" are the first preference votes.</small>
|- class="unsortable" align="centre" !rowspan=2 align="left"|Ward ! % <br /> !Cllrs<br /> ! % <br /> !Cllrs<br /> ! %<br /> !Cllrs<br /> ! %<br /> !Cllrs<br /> ! % <br /> !Cllrs<br /> !rowspan=2|Total<br />Cllrs<br /> |- class="unsortable" align="center" !colspan=2 bgcolor="" | <span style="color:black;">UUP</span> !colspan=2 bgcolor="" | <span style="color:black;">SDLP</span> !colspan=2 bgcolor="" | <span style="color:black;">Sinn Féin</span> !colspan=2 bgcolor="" | <span style="color:black;">DUP</span> !colspan=2 bgcolor="white"| <span style="black;">Others</span> |- |align="left"|Blackwater |bgcolor="40BFF5"|44.1 |bgcolor="40BFF5"|3 |14.6 |1 |13.8 |0 |27.5 |1 |0.0 |0 |5 |- |align="left"|Clogher Valley |bgcolor="40BFF5"|31.7 |bgcolor="40BFF5"|2 |27.1 |1 |21.0 |1 |20.2 |1 |0.0 |0 |5 |- |align="left"|Dungannon Town |bgcolor="40BFF5"|37.0 |bgcolor="40BFF5"|2 |10.4 |1 |18.8 |0 |18.0 |1 |15.8 |1 |6 |- |align="left"|Torrent |17.3 |1 |17.9 |2 |bgcolor="#008800"|36.6 |bgcolor="#008800"|2 |4.5 |0 |23.7 |1 |6 |- class="unsortable" class="sortbottom" style="background:#C9C9C9" |align="left"| Total |32.1 |8 |17.6 |5 |22.9 |4 |17.2 |3 |10.2 |2 |22 |-
1985: 3 x UUP, 1 x DUP, 1 x SDLP
1985: 2 x UUP, 1 x SDLP, 1 x Sinn Féin, 1 x DUP
1985: 2 x UUP, 1 x Sinn Féin, 1 x DUP, 1 x SDLP, 1 x Independent Nationalist
1985: 2 x Sinn Féin, 2 x SDLP, 1 x UUP, 1 x Independent Nationalist