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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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Dewis pwnc arall neu clirio pob hidlydd.
Explores how uncertainty, as a measure of quality, can be introduced into the population estimates process, and the impact of this on local authorities.
Outline of our continuous improvement plan for mid-year population estimates for England and Wales.
Description of the methodology used to produce our subnational long-term international migration estimates, using administrative data broken down by age, sex and local authority.
This quality overview provides descriptions of the strengths and limitations of all the individual administrative (admin) data sources used directly in producing the mid-2025 population estimates (MYEs) for local authorities (LAs) in England and Wales.
An assessment of how the coronavirus (COVID-19) pandemic affected the production and quality of population estimates for England and Wales.
What the population estimates statistics cover, how we produce them, and their quality and comparability. Includes definitions and latest, past and upcoming changes.
A comparison of the different types of population estimates that are published or are planned for future publication.
Exploring whether £10 conditional incentives affect survey participation among younger age groups (those aged 16 to 29 years) and ethnic minority groups.
Quality and Methodology Information for crime levels and trends in England and Wales, detailing the strengths and limitations of the data, methods used, and data uses and users.
An overview of the Office for National Statistics and Department for Environment, Food and Rural Affairs natural capital project and all related publications.
