Northern Ireland Electoral Data

The Parliamentary Constituencies Act 1986, as amended by the Parliamentary Voting System and Constituencies Act 2011, prescribes the electorate to be used for the purposes of reviews of parliamentary constituency boundaries.

For the current review of Northern Ireland parliamentary constituency boundaries, which commenced on 4 March 2011, the relevant electorate is the 1st December 2010 Parliamentary electorate. See the
1 December 2010 electorates by constituency and by ward (PDF 101 KB).
1 December 2010 electorates by constituency and by ward (MS Excel 85 KB)