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Home Office · September 2016 to June 2026 · people

People in immigration detention by length of detention

People in immigration detention by length of detention: September 2016 to June 2026ConservativeConservativeConservativeConservativeConservativeLabourLabour01k2k3k201620182020202220242026September 2016: 2,998 people · published 27 August 2026December 2016: 2,738 people · published 27 August 2026March 2017: 2,930 people · published 27 August 2026June 2017: 2,994 people · published 27 August 2026September 2017: 3,455 people · published 27 August 2026December 2017: 2,545 people · published 27 August 2026March 2018: 2,758 people · published 27 August 2026June 2018: 2,226 people · published 27 August 2026September 2018: 2,049 people · published 27 August 2026December 2018: 1,784 people · published 27 August 2026March 2019: 1,839 people · published 27 August 2026June 2019: 1,727 people · published 27 August 2026September 2019: 1,826 people · published 27 August 2026December 2019: 1,637 people · published 27 August 2026March 2020: 895 people · published 27 August 2026June 2020: 698 people · published 27 August 2026September 2020: 990 people · published 27 August 2026December 2020: 910 people · published 27 August 2026March 2021: 1,033 people · published 27 August 2026June 2021: 1,550 people · published 27 August 2026September 2021: 1,410 people · published 27 August 2026December 2021: 1,179 people · published 27 August 2026March 2022: 1,440 people · published 27 August 2026June 2022: 2,038 people · published 27 August 2026September 2022: 2,077 people · published 27 August 2026December 2022: 1,159 people · published 27 August 2026March 2023: 1,591 people · published 27 August 2026June 2023: 1,924 people · published 27 August 2026September 2023: 1,841 people · published 27 August 2026December 2023: 1,782 people · published 27 August 2026March 2024: 1,913 people · published 27 August 2026June 2024: 1,788 people · published 27 August 2026September 2024: 1,748 people · published 27 August 2026December 2024: 1,940 people · published 27 August 2026March 2025: 1,806 people · published 27 August 2026June 2025: 1,808 people · published 27 August 2026September 2025: 1,962 people · published 27 August 2026December 2025: 2,090 people · published 27 August 2026March 2026: 1,955 people · published 27 August 2026June 2026: 2,152 people · published 27 August 2026
Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover, tap or use arrow keys to read a value; tap again to unpin
The chart as a table
PeriodPeople in immigration detention by length of detention
September 20162,998 people
December 20162,738 people
March 20172,930 people
June 20172,994 people
September 20173,455 people
December 20172,545 people
March 20182,758 people
June 20182,226 people
September 20182,049 people
December 20181,784 people
March 20191,839 people
June 20191,727 people
September 20191,826 people
December 20191,637 people
March 2020895 people
June 2020698 people
September 2020990 people
December 2020910 people
March 20211,033 people
June 20211,550 people
September 20211,410 people
December 20211,179 people
March 20221,440 people
June 20222,038 people
September 20222,077 people
December 20221,159 people
March 20231,591 people
June 20231,924 people
September 20231,841 people
December 20231,782 people
March 20241,913 people
June 20241,788 people
September 20241,748 people
December 20241,940 people
March 20251,806 people
June 20251,808 people
September 20251,962 people
December 20252,090 people
March 20261,955 people
June 20262,152 people

Source: Home Office, Immigration system statistics: immigration detention detailed datasets, Year ending June 2026 (published 27 August 2026). Data presentation: Civometry.

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<iframe src="https://civometry.com/embed/detention-population-by-length?range=10y" width="720" height="400" style="border:0;max-width:100%" title="People in immigration detention by length of detention | Civometry" loading="lazy"></iframe>

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<a href="https://civometry.com/charts/detention-population-by-length"><img src="https://civometry.com/charts/detention-population-by-length/svg?range=10y" alt="People in immigration detention by length of detention, September 2016 to June 2026. Source: Home Office. Data presentation: Civometry." width="720" height="300"></a>