The 2001 Census in Northern Ireland was held on Sunday 29 April 2001.
Use this section to learn more about the 2001 Census and the topics covered in the results.
Introduction to the 2001 Census in Northern Ireland, including information on the design, definitions and questionnaires.
Information about the 2001 Census outputs, reports and supporting information.
Reports evaluating each major stage of the 2001 Census operation, from planning and development through to publication of results.