The Migration Observatory informs debates on international migration and public policy.
Learn more about us
The Migration Observatory informs debates on international migration and public policy.
Learn more about us
Unauthorised migration in the UK
This briefing examines unauthorised migration—also known as ‘illegal immigration’ or ‘irregular migration’—in the UK.
Net migration to the UK
Covering the scale of immigration and net migration in the UK since the early 2000s
Labour’s pledges on migration: the data
Commentary explaining what the data do and do not tell us about the Labour government’s progress towards its goals as it begins implementing its plans.
commentary 24 Mar 2025
This commentary examines why returns declined during the 2010s, why they started to increase again after 2021, and what factors affect the numbers.
briefing 12 Mar 2025
briefing 10 Mar 2025
briefing 24 Jan 2025
briefing 21 Jan 2025
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22 Apr 2025
Contact Us
T: +44 (0) 1865 612 375
E: migrationobservatory@compas.ox.ac.uk
Connections
This Migration Observatory is kindly supported by the following organisations.
The Migration Observatory, at the University of Oxford COMPAS (Centre on Migration, Policy and Society)
University of Oxford,
58 Banbury Road,
Oxford, OX2 6QS
commentary 22 Apr 2025
Labour’s pledges on migration: the data
This commentary explains what the data do and do not tell us about the Labour government’s progress towards its goals as it begins implementing its plans.