Another day at the Office for National Statistics (ONS), another apparent data mishap – this time on net migration figures. The agency published revised figures for 2021 to 2024 this morning, which set out a very different picture on who’s been coming in and out of the country.

The ‘Boriswave’ was larger than previously thought

For a start, the ‘Boriswave’ was larger than previously thought. When Brits are excluded, net migration is now thought to have peaked at over one million people in the year to March 2023 – some 110,000 higher than the previously estimated record high.

Including Brits, there was a substantial downgrade in the revision. Total net migration for the three-and-a-half-year period has been revised down by 97,000 compared to the original estimates from earlier this year.

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