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Not all census content has been released. Check for upcoming releases in the release calendar. Alternatively, you can create a custom dataset.
Released on: 25 May 2017 | Methodology
Released on: 22 May 2025 | Methodology
Methodology used to produce our provisional long-term international migration estimates.
Released on: 26 June 2023 | Methodology
Supplementary information on research using administrative data for the future of population and migration statistics.
Released on: 27 January 2023 | Methodology
The Census 2021 Data Asset high-level design: exploring the feasibility of maintaining an anonymised person-level longitudinal data source based on Census 2021.
Released on: 24 May 2018 | Methodology
Released on: 26 May 2016 | Methodology
Released on: 09 March 2023 | Methodology
How and why the Office for National Statistics (ONS) carried out statistical disclosure control on Census 2021 data.
Released on: 04 February 2016 | Methodology
Released on: 25 August 2022 | Methodology
A guide to using country of birth, nationality, and passports held data and statistics. Including definitions of each measure, how these are collected in different data sources and how best to use international migration statistics based on these measures.
Released on: 15 June 2022 | Methodology
Methods used to link refugee data to various administrative data in a pilot study led by the Office for National Statistics (ONS) and the Home Office.
