Elections to Omagh District Council were held on 15 May 1985 on the same day as the other Northern Irish local government elections. The election used three district electoral areas to elect a total of 21 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 /> ! % <br /> !Cllrs<br /> !rowspan=2|Total<br />Cllrs<br /> |- class="unsortable" align="center" !colspan=2 bgcolor="" | <span style="color:black;">Sinn Féin</span> !colspan=2 bgcolor="" | <span style="color:black;">SDLP</span> !colspan=2 bgcolor="" | <span style="color:black;">DUP</span> !colspan=2 bgcolor="" | <span style="color:black;">UUP</span> !colspan=2 bgcolor="" | <span style="color:black;">IIP</span> !colspan=2 bgcolor="white"| <span style="black;">Others</span> |- |align="left"|Mid Tyrone |bgcolor="#008800"|45.1 |bgcolor="#008800"|3 |12.2 |1 |17.6 |1 |13.4 |1 |4.7 |1 |7.0 |0 |7 |- |align="left"|Omagh Town |18.7 |1 |20.9 |2 |bgcolor="#D46A4C"|22.7 |bgcolor="#D46A4C"|2 |13.4 |1 |1.2 |0 |23.1 |1 |7 |- |align="left"|West Tyrone |bgcolor="#008800"|28.7 |bgcolor="#008800"|2 |20.2 |2 |17.1 |1 |22.9 |2 |6.3 |0 |4.8 |0 |7 |- |- class="unsortable" class="sortbottom" style="background:#C9C9C9" |align="left"| Total |31.6 |6 |17.6 |5 |18.9 |4 |16.8 |4 |4.2 |1 |10.9 |1 |21 |-
1985: 3 x Sinn Féin, 1 x DUP, 1 x UUP, 1 x SDLP, 1 x IIP
1985: 2 x SDLP, 2 x DUP, 1 x Sinn Féin, 1 x UUP, 1 x Independent Labour
1985: 2 x UUP, 2 x SDLP, 2 x Sinn Féin, 1 x DUP