Question follow-through · 22990

Undocumented Migrants

To ask the Secretary of State for the Home Department, pursuant to the Answer of 8 January 2025 to Question 16332 on Undocumented Migrants, whether she plans to make an estimate of the number of people in the UK illegally.

answeredHome Office

About this written question

A written question asks a government minister for information in writing. Parliament publishes the question and any answer.

Answering body: Home Office
Tabled: 9 Jan 2025
Target answer date: 15 Jan 2025
Answer: 15 Jan 2025 · 6 calendar days after tabling

Elapsed calendar days describe the record timeline, not whether Parliament considers an answer on time.

Recorded timeline

9 Jan 2025
Question tabled
To ask the Secretary of State for the Home Department, pursuant to the Answer of 8 January 2025 to Question 16332 on Undocumented Migrants, whether she plans to make an estimate of the number of people in the UK illegally.
15 Jan 2025
Target answer date
Date supplied by the official written-questions record.
15 Jan 2025
Answer published
By its very nature, it is not possible to know the exact size of the illegal migrant population, and so the Home Office under successive governments has not published any official estimates of the illegal migrant population. In June 2019, the Office for N...

Open official record

Official data retrieved 28 Sept 2026.

Later records

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