Elections to North Down Borough Council were held on 21 May 1997 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.

1993: 2 x UPUP, 1 x DUP, 1 x Alliance, 1 x UUP, 1 x Conservative 1997: 1 x UUP, 1 x Alliance, 1 x UKUP, 1 x Conservative, 1 x DUP, 1 x PUP 1993-1997 Change: UKUP and PUP gain from UPUP (two seats) 1993: 2 x UUP, 2 x Independent Unionist, 1 x Alliance, 1 x DUP, 1 x Conservative 1997: 2 x UUP, 2 x Independent Unionist, 1 x Alliance, 1 x Conservative, 1 x UKUP 1993-1997 Change: UKUP gain from DUP 1993: 2 x UUP, 2 x Alliance, 1 x DUP, 1 x Conservative, 1 x Independent Unionist 1997: 2 x UUP, 2 x Alliance, 1 x UKUP, 1 x PUP, 1 x Independent 1993-1997 Change: UKUP, PUP and Independent gain from DUP, Conservative and Independent Unionist 1993: 2 x Independent, 1 x Alliance, 1 x UUP, 1 x Conservative 1997: 2 x Alliance, 1 x UUP, 1 x DUP, 1 x Independent 1993-1997 Change: Alliance and DUP gain from Conservative and Independent