Statistical data set

Irregular migration detailed datasets and summary tables

Listing of the irregular migration detailed datasets and summary tables.

From:
Home Office
Published
23 February 2023
Last updated
29 February 2024 — See all updates

Return to Irregular migration to the UK statistics.

Detailed datasets

Irregular migration to the UK detailed dataset, year ending December 2023 (MS Excel Spreadsheet, 1.23 MB)

Irr_D01: Number of detected attempts to enter the UK irregularly by method of entry, nationality, region, sex and age group

Irr_D02: Number of asylum applications from small boat arrivals by asylum application, nationality, region, applicant type, UASC, sex and age group

Irr_D03: Initial decisions on asylum applications from small boat arrivals by nationality, region, asylum case outcome, asylum case outcome group, applicant type, UASC, sex and age group

Irr_D04: Number of NRM referrals from small boat arrivals by NRM referral, nationality, region, sex and age group

Irr_D05: Outcomes of NRM referrals from small boat arrivals by nationality, region, sex, age group, NRM case outcome and NRM case outcome group

Most recent summary tables

Irregular migration to the UK summary tables, year ending December 2023 (ODS, 25.9 KB)

Previous summary tables

Irregular migration to the UK data tables, year ending September 2023 (ODS, 24.2 KB)

Irregular migration to the UK data tables, year ending June 2023 (ODS, 27.6 KB)

Irregular migration to the UK data tables, year ending March 2023 (ODS, 29.8 KB)

Irregular migration to the UK data tables, year ending December 2022 (ODS, 25.9 KB)

Irregular migration to the UK data tables, year ending September 2022

Irregular migration to the UK data tables, year ending June 2022

Irregular migration to the UK data tables, year ending March 2022

Irregular migration to the UK data tables, year ending December 2021

Published 23 February 2023
Last updated 29 February 2024 + show all updates

  1. Added 'Irregular migration to the UK detailed dataset, year ending December 2023' and 'Irregular migration to the UK summary tables, year ending December 2023'.

  2. Added 'Irregular migration to the UK detailed dataset year ending September 2023' and 'Irregular migration to the UK summary table, year ending September 2023'.

  3. Added 'Irregular migration to the UK detailed dataset year ending June 2023' and 'Irregular migration to the UK summary table, year ending June 2023'.

  4. Added 'Irr_D02: Number of asylum applications from small boat arrivals by asylum application, nationality, region, applicant type, sex and age group', 'Irr_D03: Initial decisions on asylum applications from small boat arrivals by nationality, region, asylum case outcome, asylum case outcome', 'Irr_D04: Number of NRM referrals from small boat arrivals by NRM referral, nationality, region, sex and age group', 'Irr_D05: Outcomes of NRM referrals from small boat arrivals by nationality, region, sex, age group, NRM case outcome and NRM case outcome group' and 'Irregular migration to the UK summary table, year ending March 2023'. Updated 'Irr_D01: Number of detected attempts to enter the UK irregularly by method of entry, nationality, region, sex and age group'.

  5. First published.

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