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.

Last updated: 03 March 2025

Publications

If you have questions about census statistics from Census 2021 or earlier, our Census Customer Services team is here to help. You can reach us by:

Our team offers expert guidance and information on a range of census-related topics, including:

Journalists and media professionals with questions about the census in Northern Ireland should contact the Department of Finance Press Office.

To receive the latest updates and news about the census, we encourage you to join our mailing list.

Simply send an email to census@nisra.gov.uk with 'SUBSCRIBE' in the subject line.