Elections to Lisburn Borough Council were held on 18 May 1977 on the same day as the other Northern Irish local government elections. The election used five district electoral areas to elect a total of 23 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 /> ! %<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;">Alliance</span> !colspan=2 bgcolor="" | <span style="color:black;">SDLP</span> !colspan=2 bgcolor="" | <span style="color:black;">UPNI</span> !colspan=2 bgcolor="" | <span style="color:black;">UUUP</span> !colspan=2 bgcolor="white"| <span style="black;">Others</span> |- |align="left"|Area A |bgcolor="40BFF5"|50.4 |bgcolor="40BFF5"|2 |20.1 |1 |7.0 |0 |19.9 |1 |0.0 |0 |3.1 |0 |0.0 |0 |4 |- |align="left"|Area B |bgcolor="40BFF5"|46.3 |bgcolor="40BFF5"|3 |34.4 |2 |15.1 |0 |0.0 |0 |0.0 |0 |4.2 |0 |0.0 |0 |5 |- |align="left"|Area C |24.7 |2 |bgcolor="#D46A4C"|31.0 |bgcolor="#D46A4C"|1 |22.5 |1 |0.0 |0 |0.0 |0 |13.5 |1 |8.3 |0 |5 |- |align="left"|Area D |20.9 |2 |bgcolor="#D46A4C"|25.8 |bgcolor="#D46A4C"|1 |23.4 |1 |0.0 |0 |21.8 |1 |4.1 |0 |4.0 |0 |5 |- |align="left"|Area E |26.2 |1 |21.3 |1 |bgcolor="#F6CB2F"|27.4 |bgcolor="#F6CB2F"|1 |16.1 |1 |0.0 |0 |3.5 |0 |5.5 |0 |4 |- |- class="unsortable" class="sortbottom" style="background:#C9C9C9" |align="left"| Total |30.0 |10 |26.6 |6 |20.4 |3 |6.2 |2 |5.9 |1 |5.6 |1 |4.0 |0 |23 |-
1973: 3 x UUP, 1 x SDLP<br /> 1977: 2 x UUP, 1 x DUP, 1 x SDLP<br /> 1973-1977 Change: DUP gain from UUP
1973: 4 x UUP, 1 x DUP<br /> 1977: 3 x UUP, 2 x DUP<br /> 1973-1977 Change: DUP gain from UUP
1973: 2 x UUP, 1 x DUP, 1 x Alliance, 1 x Vanguard<br /> 1977: 2 x UUP, 1 x DUP, 1 x Alliance, 1 x UUUP<br /> 1973-1977 Change: Vanguard joins UUUP
1973: 3 x UUP, 1 x DUP, 1 x Alliance<br /> 1977: 2 x UUP, 1 x DUP, 1 x Alliance, 1 x UPNI<br /> 1973-1977 Change: UPNI gain from UUP
1973: 2 x UUP, 1 x Alliance, 1 x DUP<br /> 1977: 1 x Alliance, 1 x UUP, 1 x DUP, 1 x SDLP<br /> 1973-1977 Change: SDLP gain from UUP