Least developed countries vs United Kingdom: Population ages 15-64, total
Least developed countries
700.84 million
in 2025
United Kingdom
44.01 million
in 2025
Least developed countries rank
23rd
United Kingdom rank
21st
Population ages 15-64, total over time
- Least developed countries
- United Kingdom
How they compare
Least developed countries currently reports 700.84 million against 44.01 million in United Kingdom, a difference of 656.83 million.
That makes Least developed countries's figure about 15.9 times United Kingdom's.
Across all 66 years both countries report, Least developed countries has been ahead every year.
Least developed countries ranks 23rd and United Kingdom ranks 21st of 45 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 | 147.82 million | 34.77 million | 113.05 million | Least developed countries |
| 1970s | 185.01 million | 35.27 million | 149.73 million | Least developed countries |
| 1980s | 235.40 million | 36.85 million | 198.55 million | Least developed countries |
| 1990s | 309.76 million | 37.49 million | 272.28 million | Least developed countries |
| 2000s | 407.01 million | 39.71 million | 367.30 million | Least developed countries |
| 2010s | 531.27 million | 41.85 million | 489.43 million | Least developed countries |
| 2020s | 656.94 million | 43.17 million | 613.77 million | Least developed countries |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population ages 15-64, total, Least developed countries or United Kingdom?
- Least developed countries, at 700.84 million against 44.01 million in United Kingdom as of 2025.
- What is the difference in population ages 15-64, total between Least developed countries and United Kingdom?
- 656.83 million, 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 ages 15-64, total?
- Least developed countries ranks 23rd and United Kingdom ranks 21st of 45 groups.
- Where does this data come from?
- World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Population ages 15-64, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total population between the ages 15 to 64. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.