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Data and analysis from Census 2021
Geographies used to produce official statistics, including administrative, health and statistical geographies.
The hierarchy of areas relating to national and local government in the UK.
Guidance on the different geographies used for results from the 2001, 2011 and 2021 England and Wales Censuses, for analysts and researchers using census data.
An overview of the different electoral systems and areas used to elect members to various levels of administration.
An overview of the organisation of the National Health Service administration in the 4 countries of the UK.
An overview of the three International Territorial Levels in the UK.
Information about the use of postcodes as a geographic reference and the limitations of using postcodes.
An overview of the statistical geographies in the four countries of the UK.
Other geographic breakdowns that we use to produce statistics.