Japan vs Senegal: Age dependency ratio
Japan
70.2%
in 2025
Senegal
70.6%
in 2025
Japan rank
41st
Senegal rank
39th
Age dependency ratio over time
- Japan
- Senegal
How they compare
Senegal currently reports 70.6% against 70.2% in Japan, a difference of 0.4%.
Across all 66 years both countries report, Senegal has been ahead every year.
Japan ranks 41st and Senegal ranks 39th of 218 countries.
Senegal has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Japan | Senegal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 47.8% | 88.8% | 41.0% | Senegal |
| 1970s | 46.0% | 90.3% | 44.2% | Senegal |
| 1980s | 46.8% | 99.3% | 52.6% | Senegal |
| 1990s | 43.8% | 94.1% | 50.3% | Senegal |
| 2000s | 51.4% | 87.0% | 35.6% | Senegal |
| 2010s | 64.4% | 84.2% | 19.9% | Senegal |
| 2020s | 70.1% | 74.1% | 4.0% | Senegal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, Japan or Senegal?
- Senegal, at 70.6% against 70.2% in Japan as of 2025.
- What is the difference in age dependency ratio between Japan and Senegal?
- 0.4%, with Senegal ahead.
- How many years of comparable data are there for Japan and Senegal?
- 66 years are reported by both, from 1960 to 2025.
- How do Japan and Senegal rank globally for age dependency ratio?
- Japan ranks 41st and Senegal ranks 39th 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.