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The UK's largest independent producer of official statistics and the recognised national statistical institute of the UK.
Find out why taking part is important and what is involved.
Find official statistics produced by other government departments
Estimates of the usual resident population in the United Kingdom and its constituent countries
Find out when our statistics are released and sign-up to receive notifications.
Track emerging and potential changes to the UK economy and society through our dashboard
Estimates of employment, unemployment, economic inactivity and other employment-related statistics for the UK
Change in the prices of goods and services bought by UK households
A handy guide to let you know where to find local statistics.
Try our time series explorer
Discover how our census statistics help paint a picture of the nation and how we live.
Stories, explorers and interactives helping make statistics more relevant to a wider audience are moving to the ONS site. Find out more.