Spain vs United Kingdom of Great Britain and Northern Ireland: Population on 1 January by age group, sex and citizenship
Spain
49.13 million Number
in 2025
United Kingdom of Great Britain and Northern Ireland
66.65 million Number
in 2019
Spain rank
7th
United Kingdom of Great Britain and Northern Ireland rank
4th
Population on 1 January by age group, sex and citizenship over time
- Spain
- United Kingdom of Great Britain and Northern Ireland
How they compare
United Kingdom of Great Britain and Northern Ireland currently reports 66.65 million Number against 49.13 million Number in Spain, a difference of 17.52 million Number.
That makes United Kingdom of Great Britain and Northern Ireland's figure about 1.4 times Spain's.
Across all 19 years both countries report, United Kingdom of Great Britain and Northern Ireland has been ahead every year.
Spain ranks 7th and United Kingdom of Great Britain and Northern Ireland ranks 4th of 42 countries.
United Kingdom of Great Britain and Northern Ireland has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Spain | United Kingdom of Great Britain and Northern Ireland | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 40.30 million Number | 58.61 million Number | 18.31 million Number | United Kingdom of Great Britain and Northern Ireland |
| 2000s | 43.63 million Number | 59.88 million Number | 16.25 million Number | United Kingdom of Great Britain and Northern Ireland |
| 2010s | 46.61 million Number | 64.63 million Number | 18.02 million Number | United Kingdom of Great Britain and Northern Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population on 1 january by age group, sex and citizenship, Spain or United Kingdom of Great Britain and Northern Ireland?
- United Kingdom of Great Britain and Northern Ireland, at 66.65 million Number against 49.13 million Number in Spain as of 2019.
- What is the difference in population on 1 january by age group, sex and citizenship between Spain and United Kingdom of Great Britain and Northern Ireland?
- 17.52 million Number, with United Kingdom of Great Britain and Northern Ireland ahead.
- How many years of comparable data are there for Spain and United Kingdom of Great Britain and Northern Ireland?
- 19 years are reported by both, from 1999 to 2019.
- How do Spain and United Kingdom of Great Britain and Northern Ireland rank globally for population on 1 january by age group, sex and citizenship?
- Spain ranks 7th and United Kingdom of Great Britain and Northern Ireland ranks 4th of 42 countries.
- Where does this data come from?
- Eurostat, published as Population on 1 January by age group, sex and citizenship. Statizoid refreshes it automatically from the source and publishes the full history for both places.