Peru vs United Kingdom of Great Britain and Northern Ireland: Number of people living in the capital city
Peru
12.04 million people
in 2100
United Kingdom of Great Britain and Northern Ireland
12.37 million people
in 2100
Peru rank
16th
United Kingdom of Great Britain and Northern Ireland rank
14th
Number of people living in the capital city over time
- Peru
- United Kingdom of Great Britain and Northern Ireland
How they compare
United Kingdom of Great Britain and Northern Ireland currently reports 12.37 million people against 12.04 million people in Peru, a difference of 329,900 people.
The two have swapped places 1 time across 17 shared years of data; in 2020 it was Peru ahead.
Peru ranks 16th and United Kingdom of Great Britain and Northern Ireland ranks 14th of 191 countries.
Across the 9 decades both report, Peru averaged higher in 7 and United Kingdom of Great Britain and Northern Ireland in 2.
Head to head by decade
| Decade | Peru | United Kingdom of Great Britain and Northern Ireland | Difference | Ahead |
|---|---|---|---|---|
| 2020s | 10.31 million people | 10.20 million people | 104,500 people | Peru |
| 2030s | 11.36 million people | 10.91 million people | 447,850 people | Peru |
| 2040s | 12.06 million people | 11.53 million people | 527,150 people | Peru |
| 2050s | 12.44 million people | 11.95 million people | 493,650 people | Peru |
| 2060s | 12.65 million people | 12.17 million people | 476,100 people | Peru |
| 2070s | 12.68 million people | 12.34 million people | 345,200 people | Peru |
| 2080s | 12.56 million people | 12.44 million people | 124,500 people | Peru |
| 2090s | 12.30 million people | 12.44 million people | 135,200 people | United Kingdom of Great Britain and Northern Ireland |
| 2100s | 12.04 million people | 12.37 million people | 329,900 people | United Kingdom of Great Britain and Northern Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of people living in the capital city, Peru or United Kingdom of Great Britain and Northern Ireland?
- United Kingdom of Great Britain and Northern Ireland, at 12.37 million people against 12.04 million people in Peru as of 2100.
- What is the difference in number of people living in the capital city between Peru and United Kingdom of Great Britain and Northern Ireland?
- 329,900 people, with United Kingdom of Great Britain and Northern Ireland ahead.
- How many years of comparable data are there for Peru and United Kingdom of Great Britain and Northern Ireland?
- 17 years are reported by both, from 2020 to 2100.
- How do Peru and United Kingdom of Great Britain and Northern Ireland rank globally for number of people living in the capital city?
- Peru ranks 16th and United Kingdom of Great Britain and Northern Ireland ranks 14th of 191 countries.
- Where does this data come from?
- European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as Number of people living in the capital city. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Projected total number of people living in the country's capital city. City boundaries are defined using a consistent global approach based on satellite imagery and population data.