Nigeria vs OECD members: Age dependency ratio
Nigeria
77.3%
in 2025
OECD members
55.3%
in 2025
Nigeria rank
23rd
OECD members rank
25th
Age dependency ratio over time
- Nigeria
- OECD members
How they compare
Nigeria currently reports 77.3% against 55.3% in OECD members, a difference of 22.0%.
That makes Nigeria's figure about 1.4 times OECD members's.
Across all 66 years both countries report, Nigeria has been ahead every year.
Nigeria ranks 23rd and OECD members ranks 25th of 218 countries.
Nigeria has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Nigeria | OECD members | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 81.4% | 63.4% | 18.0% | Nigeria |
| 1970s | 87.2% | 60.9% | 26.3% | Nigeria |
| 1980s | 93.9% | 54.8% | 39.1% | Nigeria |
| 1990s | 91.0% | 51.9% | 39.1% | Nigeria |
| 2000s | 88.7% | 50.3% | 38.4% | Nigeria |
| 2010s | 89.1% | 51.9% | 37.3% | Nigeria |
| 2020s | 80.9% | 54.5% | 26.4% | Nigeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, Nigeria or OECD members?
- Nigeria, at 77.3% against 55.3% in OECD members as of 2025.
- What is the difference in age dependency ratio between Nigeria and OECD members?
- 22.0%, with Nigeria ahead.
- How many years of comparable data are there for Nigeria and OECD members?
- 66 years are reported by both, from 1960 to 2025.
- How do Nigeria and OECD members rank globally for age dependency ratio?
- Nigeria ranks 23rd and OECD members ranks 25th 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.