Elections to Banbridge 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 15 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 /> !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;">DUP</span> !colspan=2 bgcolor="" | <span style="color:black;">SDLP</span> !colspan=2 bgcolor="white"| <span style="black;">Others</span> |- |align="left"|Banbridge Town |bgcolor="40BFF5"|44.2 |bgcolor="40BFF5"|3 |25.5 |1 |18.6 |1 |11.7 |0 |5 |- |align="left"|Dromore |bgcolor="40BFF5"|49.5 |bgcolor="40BFF5"|3 |31.5 |1 |19.0 |1 |0.0 |0 |5 |- |align="left"|Knockiveagh |bgcolor="40BFF5"|48.0 |bgcolor="40BFF5"|2 |19.1 |1 |18.6 |1 |14.3 |1 |5 |- class="unsortable" class="sortbottom" style="background:#C9C9C9" |align="left"| Total |47.2 |8 |25.4 |3 |18.7 |3 |8.7 |1 |15 |-
1985: 3 x UUP, 1 x SDLP, 1 x DUP
1985: 3 x UUP, 1 x DUP, 1 x SDLP
1985: 2 x UUP, 1 x DUP, 1 x SDLP, 1 x Independent Nationalist