Tanzania vs United Kingdom: Population ages 15-64, total
Tanzania
38.53 million
in 2025
United Kingdom
44.01 million
in 2025
Tanzania rank
24th
United Kingdom rank
21st
Population ages 15-64, total over time
- Tanzania
- United Kingdom
How they compare
United Kingdom currently reports 44.01 million against 38.53 million in Tanzania, a difference of 5.48 million.
That makes United Kingdom's figure about 1.1 times Tanzania's.
Across all 66 years both countries report, United Kingdom has been ahead every year.
Tanzania ranks 24th and United Kingdom ranks 21st of 217 countries.
United Kingdom has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Tanzania | United Kingdom | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 5.94 million | 34.77 million | 28.83 million | United Kingdom |
| 1970s | 8.11 million | 35.27 million | 27.17 million | United Kingdom |
| 1980s | 11.08 million | 36.85 million | 25.77 million | United Kingdom |
| 1990s | 15.41 million | 37.49 million | 22.07 million | United Kingdom |
| 2000s | 20.33 million | 39.71 million | 19.38 million | United Kingdom |
| 2010s | 27.10 million | 41.85 million | 14.74 million | United Kingdom |
| 2020s | 35.58 million | 43.17 million | 7.59 million | United Kingdom |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population ages 15-64, total, Tanzania or United Kingdom?
- United Kingdom, at 44.01 million against 38.53 million in Tanzania as of 2025.
- What is the difference in population ages 15-64, total between Tanzania and United Kingdom?
- 5.48 million, with United Kingdom ahead.
- How many years of comparable data are there for Tanzania and United Kingdom?
- 66 years are reported by both, from 1960 to 2025.
- How do Tanzania and United Kingdom rank globally for population ages 15-64, total?
- Tanzania ranks 24th and United Kingdom ranks 21st of 217 countries.
- 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.