| dbp:population
|
- '''ref|Not to be confused with United Kingdom, excludes Northern Ireland|group="note" (en)
- '''Great Britain: 564,342 – 0.9% (en)
- : 13,214 – 0.4% (en)
- : 494,251 – 0.9% (en)
- : 56,877 – 1.0% (en)
- Northern Ireland: 520,586 – 28.7% ref|Northern Ireland (including all White people reporting at least Irish or Irish with one of more additional national identities)|group="note"ref|The 2021 Census in Northern Ireland does not provide a separate group for White Irish.|group="note" (en)
|