All data related to National population projections: 2021-based interim

Estimated total international migration for the UK, for years ending mid-2014 to mid-2023 used in assumption setting for national population projections: 2021-based interim. Short- and long-term UK-level international migration assumptions used in national population projections: 2021-based interim.

Tools to locate the dataset tables and supporting documentation for the 2014, 2016, 2018 and 2020-based interim national population projections. Contains links to the principal and (where available) variant projections for the UK and constituent countries for 100 years ahead.