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Find the census data you need

Explore Northern Ireland census data with ease - ideal for researchers, students, policymakers, and anyone curious about local insights.

Tools to help you get started

Flexible Table Builder

Create your own custom tables using Census 2021 data. Choose the topics and geographies that matter to you.

  • Try the Flexible Table Builder

Census area explorer

Explore Census 2021 data for Northern Ireland at various geographic levels.

  • Try the census area explorer

Census table lookups

Search for published tables by keyword – like age, housing, or employment.

  • Census 2021 table lookup
  • Census 2011 table lookups
  • Census 2001 table lookups

Downloadable datasets

Access full datasets from:

  • Census 2021
  • Census 2011
  • Census 2001

Files are available in Excel and CSV formats for easy analysis.

Supporting resources for Census 2021

  • Statistical bulletins: Read expert commentary and analysis across a wide range of topics, helping you understand the story behind the numbers.
  • Reference materials: Understand how the data was collected and processed.
  • FAQs: Get answers to common questions about census data.
  • Geography guides: Learn about the different geographic levels used in census reporting.

Family history

Census records are a useful tool for researching family history. However, the Census Office is not able to provide any personal information relating to individuals. Northern Ireland census forms remain secure and confidential under the terms of The Census (Northern Ireland) Act 1969.

Other places to look

  • Public Records Office for Northern Ireland (PRONI) - microfiche copy of 1901 data
  • General Register Office (GRO) - Births, Deaths and Marriages
  • The National Archives of Ireland - Census of Ireland for 1901 and 1911

Need help?

If you're unsure where to start or can't find what you're looking for, we're here to help.

Email: census@nisra.gov.uk

Phone: 028 9025 5156

 

Last updated: 04 June 2025

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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