Key Statistics (KS) Tables from the 2001 Census are available on our NINIS website
The Office for National Statistics (ONS) published a report presenting Key Statistics for the areas covered by the 659 Parliamentary Constituencies in the UK.
NISRA published Key Statistics for the 18 Parliamentary Constituencies in Northern Ireland, upon which these profiles have been based, back in December 2002).
2001 Census Report for Parliamentary Constituencies - Introduction