South Africa vs United Kingdom: Population by age group
South Africa
63.21 million people
in 2023
United Kingdom
68.68 million people
in 2023
South Africa rank
24th
United Kingdom rank
21st
Population by age group over time
- South Africa
- United Kingdom
How they compare
United Kingdom currently reports 68.68 million people against 63.21 million people in South Africa, a difference of 5.47 million people.
That makes United Kingdom's figure about 1.1 times South Africa's.
Across all 74 years both countries report, United Kingdom has been ahead every year.
South Africa ranks 24th and United Kingdom ranks 21st of 236 countries.
United Kingdom has averaged higher in every one of the 8 decades both report.
Head to head by decade
| Decade | South Africa | United Kingdom | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 14.43 million people | 51.10 million people | 36.67 million people | United Kingdom |
| 1960s | 18.89 million people | 54.11 million people | 35.22 million people | United Kingdom |
| 1970s | 25.38 million people | 56.10 million people | 30.72 million people | United Kingdom |
| 1980s | 34.50 million people | 56.61 million people | 22.12 million people | United Kingdom |
| 1990s | 44.05 million people | 58.09 million people | 14.04 million people | United Kingdom |
| 2000s | 49.31 million people | 60.56 million people | 11.25 million people | United Kingdom |
| 2010s | 55.92 million people | 65.12 million people | 9.20 million people | United Kingdom |
| 2020s | 61.91 million people | 67.97 million people | 6.06 million people | United Kingdom |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population by age group, South Africa or United Kingdom?
- United Kingdom, at 68.68 million people against 63.21 million people in South Africa as of 2023.
- What is the difference in population by age group between South Africa and United Kingdom?
- 5.47 million people, with United Kingdom ahead.
- How many years of comparable data are there for South Africa and United Kingdom?
- 74 years are reported by both, from 1950 to 2023.
- How do South Africa and United Kingdom rank globally for population by age group?
- South Africa ranks 24th and United Kingdom ranks 21st of 236 countries.
- Where does this data come from?
- UN, World Population Prospects (2024) β processed by Our World in Data, published as Population by age group. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total population, measured on 1 July of the year shown.