Congo vs Nigeria: Age dependency ratio
Congo
75.5%
in 2025
Nigeria
77.3%
in 2025
Congo rank
26th
Nigeria rank
23rd
Age dependency ratio over time
- Congo
- Nigeria
How they compare
Nigeria currently reports 77.3% against 75.5% in Congo, a difference of 1.8%.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was Congo ahead.
Congo ranks 26th and Nigeria ranks 23rd of 217 countries.
Across the 7 decades both report, Congo averaged higher in 2 and Nigeria in 5.
Head to head by decade
| Decade | Congo | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 89.8% | 81.4% | 8.4% | Congo |
| 1970s | 95.5% | 87.2% | 8.4% | Congo |
| 1980s | 93.7% | 93.9% | 0.2% | Nigeria |
| 1990s | 87.9% | 91.0% | 3.0% | Nigeria |
| 2000s | 79.6% | 88.7% | 9.1% | Nigeria |
| 2010s | 79.2% | 89.1% | 9.9% | Nigeria |
| 2020s | 78.2% | 80.9% | 2.8% | Nigeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age dependency ratio, Congo or Nigeria?
- Nigeria, at 77.3% against 75.5% in Congo as of 2025.
- What is the difference in age dependency ratio between Congo and Nigeria?
- 1.8%, with Nigeria ahead.
- How many years of comparable data are there for Congo and Nigeria?
- 66 years are reported by both, from 1960 to 2025.
- How do Congo and Nigeria rank globally for age dependency ratio?
- Congo ranks 26th and Nigeria ranks 23rd of 217 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.