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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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The mid-year estimates refer to the population on 30 June of the reference year and are produced in line with the standard United Nations (UN) definition for population estimates. They are the official set of population estimates for the UK and its constituent countries, the regions and counties of England, and local authorities and their equivalents.
Estimates for UK immigration, emigration and net migration, year ending June 2012 to year ending June 2025. These are official statistics in development. To access the most up-to-date data for each time period, please use the most recently published dataset.
Revised estimates for UK long-term international migration using updated data and new methods to estimate British national and EU+ migration. These are official statistics in development.
Mid-year (30 June) estimates of the usual resident population for the 13 National Parks in England and Wales. These are official statistics in development.
