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We moved them to The National Archives website, to keep this website as responsive as possible.
Please note: all historical data is still on this website.
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Definition of Sikh identity, categories, and changes since the 2011 Census for use with research and analysis using Census 2021 data.
Definition of multiple ethnic groups in household, categories, and changes since the 2011 Census for use with research and analysis using Census 2021 data.
Definition of number of people in household who previously served in UK armed forces, categories, and changes since the 2011 Census for use with research and analysis using Census 2021 data.
What alternative and small populations are for Census 2021 and what information they contain.
This page contains accounting officer assessments for the Office for National Statistics’s (ONS) programmes and projects in the Government’s Major Projects Portfolio (GMPP).
How new methods, systems, and alternative data sources can improve the quality, timeliness and granularity of public sector finance statistics.
