Official Statistics

What is international migration and how do we estimate it?

Explainer article on what our long-term international migration statistics cover and how we are adapting our methods to react to world events and changing trends.

• From: Office for National Statistics
• Published: 18 November 2025

Documents

What is international migration and how do we estimate it?

https://www.ons.gov.uk/releases/whatisinternationalmigrationandhowdowemeasureit

Details

Official statistics are produced impartially and free from political influence.

Published 18 November 2025