Guinea-Bissau vs Nigeria: Age dependency ratio, old
Guinea-Bissau
5.5%
in 2025
Nigeria
5.4%
in 2025
Guinea-Bissau rank
191st
Nigeria rank
193rd
Age dependency ratio, old over time
- Guinea-Bissau
- Nigeria
How they compare
Guinea-Bissau currently reports 5.5% against 5.4% in Nigeria, a difference of 0.1%.
The two have swapped places 2 times across 66 shared years of data; in 1960 it was Guinea-Bissau ahead.
Guinea-Bissau ranks 191st and Nigeria ranks 193rd of 218 countries.
Across the 7 decades both report, Guinea-Bissau averaged higher in 5 and Nigeria in 2.
Head to head by decade
| Decade | Guinea-Bissau | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 7.4% | 6.1% | 1.4% | Guinea-Bissau |
| 1970s | 8.7% | 6.0% | 2.7% | Guinea-Bissau |
| 1980s | 10.2% | 6.1% | 4.1% | Guinea-Bissau |
| 1990s | 8.8% | 5.9% | 2.9% | Guinea-Bissau |
| 2000s | 6.0% | 5.7% | 0.3% | Guinea-Bissau |
| 2010s | 5.2% | 5.6% | 0.5% | Nigeria |
| 2020s | 5.4% | 5.5% | 0.0% | Nigeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, old, Guinea-Bissau or Nigeria?
- Guinea-Bissau, at 5.5% against 5.4% in Nigeria as of 2025.
- What is the difference in age dependency ratio, old between Guinea-Bissau and Nigeria?
- 0.1%, with Guinea-Bissau ahead.
- How many years of comparable data are there for Guinea-Bissau and Nigeria?
- 66 years are reported by both, from 1960 to 2025.
- How do Guinea-Bissau and Nigeria rank globally for age dependency ratio, old?
- Guinea-Bissau ranks 191st and Nigeria ranks 193rd of 218 countries.
- Where does this data come from?
- World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Age dependency ratio, old (% 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, old, is the ratio of older dependents--people 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.