Elections to North Down Borough Council were held on 19 May 1993 on the same day as the other Northern Irish local government elections.

The election used four district electoral areas to elect a total of 25 councillors.

Note: "Votes" are the first preference votes.

1989: 2 x UPUP, 1 x DUP, 1 x Alliance, 1 x UUP, 1 x Conservative 1993: 2 x UPUP, 1 x DUP, 1 x Alliance, 1 x UUP, 1 x Conservative 1989-1993 Change: No change 1989: 2 x Conservative, 1 x UUP, 1 x Alliance, 1 x DUP, 1 x Independent Unionist 1993: 2 x UUP, 2 x Independent Unionist, 1 x Alliance, 1 x DUP, 1 x Conservative 1989-1993 Change: UUP and Independent Unionist gain from Conservative and due to the addition of one seat 1989: 2 x Conservative, 2 x UUP, 1 x Alliance, 1 x DUP, 1 x Independent 1993: 2 x Alliance, 2 x UUP, 1 x DUP, 1 x Conservative, 1 x Independent Unionist 1989-1993 Change: Alliance and Independent Unionist gain from Conservative and Independent 1989: 1 x Alliance, 1 x Conservative, 1 x UUP, 1 x DUP, 1 x Independent 1993: 2 x Independent, 1 x Alliance, 1 x UUP, 1 x Conservative 1989-1993 Change: Independent gain from DUP