Sierra Leone vs South Sudan: Age dependency ratio
Sierra Leone
69.3%
in 2025
South Sudan
69.7%
in 2025
Sierra Leone rank
44th
South Sudan rank
42nd
Age dependency ratio over time
- Sierra Leone
- South Sudan
How they compare
South Sudan currently reports 69.7% against 69.3% in Sierra Leone, a difference of 0.4%.
The two have swapped places 2 times across 66 shared years of data; in 1960 it was South Sudan ahead.
Sierra Leone ranks 44th and South Sudan ranks 42nd of 218 countries.
South Sudan has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Sierra Leone | South Sudan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 75.5% | 84.9% | 9.3% | South Sudan |
| 1970s | 82.8% | 90.2% | 7.4% | South Sudan |
| 1980s | 86.8% | 94.8% | 8.0% | South Sudan |
| 1990s | 89.0% | 92.7% | 3.7% | South Sudan |
| 2000s | 89.2% | 90.5% | 1.3% | South Sudan |
| 2010s | 82.1% | 84.3% | 2.1% | South Sudan |
| 2020s | 72.3% | 76.0% | 3.8% | South Sudan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, Sierra Leone or South Sudan?
- South Sudan, at 69.7% against 69.3% in Sierra Leone as of 2025.
- What is the difference in age dependency ratio between Sierra Leone and South Sudan?
- 0.4%, with South Sudan ahead.
- How many years of comparable data are there for Sierra Leone and South Sudan?
- 66 years are reported by both, from 1960 to 2025.
- How do Sierra Leone and South Sudan rank globally for age dependency ratio?
- Sierra Leone ranks 44th and South Sudan ranks 42nd of 218 countries.
- Where does this data come from?
- World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Age dependency ratio (% of working-age population). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Age dependency ratio is the ratio of dependents--people younger than 15 or older than 64--to the working-age population--those ages 15-64. Data are shown as the proportion of dependents per 100 working-age population.