migration

Working to improve estimates of EU and British international migration

Arrivals to a UK airport at border control

Since accelerating the move from travel survey findings to administrative data gathered by government bodies, the Office for National Statistics (ONS) has been continuously improving the way it estimates long term international migration. This transformation and continued development of methods has contributed to the revisions seen in recent times. Here Mary Gregory updates on the latest work to provide a more detailed picture of EU and British international migration.

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Developing our international migration estimates

An image of people walking down a street

ONS is transforming the way it produces international migration statistics. It has done so against the backdrop of significant change in the UK and abroad. Here Mary Gregory describes how ONS continues to understand more, not only about new data sources, but also changing behaviours of migrants and how that affects the estimates.

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Our changing population is there for all to see 

Image of people

From finishing studies to entering the workforce, from getting married to earning the most money – everyone’s journey through adulthood is different. However, we can use a range of data to explore when key events in life are most likely to happen. Rich Pereira looks at how these milestones of adulthood have changed over the past decade and how society is shifting.

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Understanding our future population: Why projections are not predictions

Image of people

There are many reasons for wanting to know the size of the future population of the UK. How many school places will we need? How many hospitals? How many people will claim a State Pension? But looking into the future is challenging. As James Robards explains, our population projections take into account current and past trends, and as those patterns change, we adjust our projections accordingly.

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