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Census

Information, publications and statistics relating to the decennial Census of Population and Housing in Northern Ireland.  

Try our Flexible Table Builder to create your own custom Census 2021 tables.

The census happens only once every 10 years. It gives us the most accurate estimate of all the people and households in Northern Ireland.

The last census in Northern Ireland took place on 21 March 2021.

contents

2021 Census

Information on Census 2021 in Northern Ireland. 

2011 Census

Information on the 2011 Census in Northern Ireland, including how to access the data and supporting documents.  

2001 and earlier censuses

This section relates to Northern Ireland census reports since 1926.

History of the census

Information on background and history of census taking.

Last updated: 03 March 2025

Related to Census

Publications

  • Census 2021 NISRA Flexible Table Builder project evaluation

    Published 04 April 2025
  • Census 2021 public microdata teaching sample for Northern Ireland

    Published 16 January 2025
  • Census 2021 general report

    Published 19 December 2024
See all publications in this topic

Links

  • Official Statistics producer – Upholding Trust, Quality and Value
  • General Register Office - registration and certification of life events relating to births, deaths and marriages
  • nidirect.gov.uk – the official government website for Northern Ireland citizens
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