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Undocumented Migrants: Age

Asked by Jim AllisterTraditional Unionist VoiceHome OfficeTabled Answered 8 September 2025UIN 73803

The question

To ask the Secretary of State for the Home Department, what the average age was of people recorded as having entered the U.K. illegally in the most recent period for which data is available.

Answered by Alex Norris

The Home Office publishes statistics on detected irregular arrivals to the UK in the ‘Immigration System Statistics Quarterly Release’. Data on detected irregular arrivals by age group and sex is published in table Irr_D01 of the ‘Irregular migration to the UK detailed datasets’, with the latest data up to the end of June 2025.

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