Least developed countries vs United Kingdom: Population, total
Least developed countries
1.21 billion
in 2025
United Kingdom
69.49 million
in 2025
Least developed countries rank
22nd
United Kingdom rank
22nd
Population, total over time
- Least developed countries
- United Kingdom
How they compare
Least developed countries currently reports 1.21 billion against 69.49 million in United Kingdom, a difference of 1.14 billion.
That makes Least developed countries's figure about 17.5 times United Kingdom's.
Across all 66 years both countries report, Least developed countries has been ahead every year.
Least developed countries ranks 22nd and United Kingdom ranks 22nd of 47 groups.
Least developed countries has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Least developed countries | United Kingdom | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 274.62 million | 54.07 million | 220.55 million | Least developed countries |
| 1970s | 352.79 million | 56.11 million | 296.67 million | Least developed countries |
| 1980s | 452.67 million | 56.58 million | 396.10 million | Least developed countries |
| 1990s | 586.40 million | 57.95 million | 528.45 million | Least developed countries |
| 2000s | 752.40 million | 60.37 million | 692.03 million | Least developed countries |
| 2010s | 952.84 million | 64.81 million | 888.03 million | Least developed countries |
| 2020s | 1.15 billion | 68.11 million | 1.08 billion | Least developed countries |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population, total, Least developed countries or United Kingdom?
- Least developed countries, at 1.21 billion against 69.49 million in United Kingdom as of 2025.
- What is the difference in population, total between Least developed countries and United Kingdom?
- 1.14 billion, with Least developed countries ahead.
- How many years of comparable data are there for Least developed countries and United Kingdom?
- 66 years are reported by both, from 1960 to 2025.
- How do Least developed countries and United Kingdom rank globally for population, total?
- Least developed countries ranks 22nd and United Kingdom ranks 22nd of 47 groups.
- Where does this data come from?
- World Population Prospects, United Nations (UN), published as Population, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates.