Age dependency ratio in IDA only
IDA only: Age dependency ratio was 72.6% in 2025. ▼ Falling
Age dependency ratio in IDA only, 1960–2025
Source: World Population Prospects, United Nations (UN), publisher: UN Population Division. Measured in % of working-age population.
Analysis
In 2025, age dependency ratio in IDA only stood at 72.6%. That is the lowest value across all 66 years on record.
That represents a change of down 0.8% on the previous year and down 8.2% over ten years.
Over the whole period, age dependency ratio in IDA only peaked at 92.5% in 1982 and was at its lowest, 72.6%, in 2025.
That places IDA only 10th out of 45 groups with data for 2025, putting it in the top quarter.
The long-run direction has been consistently falling across the 66 years of available data.
Age dependency ratio in IDA only, year by year
| Year | % of working-age population | Change |
|---|---|---|
| 1960 | 84.3% | — |
| 1961 | 84.8% | +0.6% |
| 1962 | 85.3% | +0.6% |
| 1963 | 85.9% | +0.7% |
| 1964 | 86.6% | +0.7% |
| 1965 | 87.1% | +0.7% |
| 1966 | 87.6% | +0.6% |
| 1967 | 88.1% | +0.5% |
| 1968 | 88.5% | +0.5% |
| 1969 | 89.0% | +0.5% |
| 1970 | 89.4% | +0.5% |
| 1971 | 89.8% | +0.5% |
| 1972 | 90.3% | +0.5% |
| 1973 | 90.7% | +0.5% |
| 1974 | 91.0% | +0.3% |
| 1975 | 91.2% | +0.3% |
| 1976 | 91.5% | +0.2% |
| 1977 | 91.6% | +0.2% |
| 1978 | 91.8% | +0.2% |
| 1979 | 91.9% | +0.2% |
| 1980 | 92.1% | +0.2% |
| 1981 | 92.4% | +0.3% |
| 1982 | 92.5% | +0.1% |
| 1983 | 92.4% | -0.1% |
| 1984 | 92.3% | -0.1% |
| 1985 | 92.2% | -0.1% |
| 1986 | 92.0% | -0.2% |
| 1987 | 91.8% | -0.3% |
| 1988 | 91.4% | -0.3% |
| 1989 | 91.2% | -0.3% |
| 1990 | 90.9% | -0.3% |
| 1991 | 90.5% | -0.4% |
| 1992 | 90.1% | -0.5% |
| 1993 | 89.7% | -0.4% |
| 1994 | 89.2% | -0.6% |
| 1995 | 88.6% | -0.6% |
| 1996 | 88.4% | -0.3% |
| 1997 | 88.1% | -0.3% |
| 1998 | 87.6% | -0.6% |
| 1999 | 87.0% | -0.7% |
| 2000 | 86.4% | -0.7% |
| 2001 | 85.9% | -0.6% |
| 2002 | 85.4% | -0.5% |
| 2003 | 85.0% | -0.5% |
| 2004 | 84.6% | -0.5% |
| 2005 | 84.1% | -0.5% |
| 2006 | 83.6% | -0.6% |
| 2007 | 83.1% | -0.6% |
| 2008 | 82.6% | -0.6% |
| 2009 | 82.1% | -0.6% |
| 2010 | 81.6% | -0.6% |
| 2011 | 81.0% | -0.7% |
| 2012 | 80.5% | -0.7% |
| 2013 | 80.1% | -0.5% |
| 2014 | 79.6% | -0.6% |
| 2015 | 79.0% | -0.7% |
| 2016 | 78.3% | -0.9% |
| 2017 | 77.6% | -0.9% |
| 2018 | 77.0% | -0.8% |
| 2019 | 76.4% | -0.8% |
| 2020 | 75.8% | -0.8% |
| 2021 | 75.1% | -0.8% |
| 2022 | 74.5% | -0.9% |
| 2023 | 73.8% | -0.9% |
| 2024 | 73.2% | -0.9% |
| 2025 | 72.6% | -0.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 86.7% | 84.3% | 89.0% | 10 |
| 1970s | 90.9% | 89.4% | 91.9% | 10 |
| 1980s | 92.0% | 91.2% | 92.5% | 10 |
| 1990s | 89.0% | 87.0% | 90.9% | 10 |
| 2000s | 84.3% | 82.1% | 86.4% | 10 |
| 2010s | 79.1% | 76.4% | 81.6% | 10 |
| 2020s | 74.2% | 72.6% | 75.8% | 6 |
Countries ranked near IDA only
- 7 Chad 92.6% compare
- 8 Angola 88.7% compare
- 9 Mozambique 88.3% compare
- 10 Burundi 87.0% compare
- 11 Mauritania 83.9% compare
- 12 Tanzania, United Republic of 83.1% compare
- 13 Uganda 82.9% compare
More health data for IDA only
- Population ages 65 and above, male, annual growth rate 3.74 % change on previous year (2025)
- Population, female, per capita 0.5035 units per person (2025)
- Population, female, per unit of GDP 0.0003 units per US$ of GDP (2025)
- Population, female, annual growth rate 2.23 % change on previous year (2025)
- Population ages 65 and above, total, per capita 0.0409 units per person (2025)
- Population ages 65 and above, total, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 65 and above, total, annual growth rate 3.8 % change on previous year (2025)
- Population ages 65 and above, male, per capita 0.0183 units per person (2025)
- Population ages 65 and above, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 15-64, total, annual growth rate 2.59 % change on previous year (2025)
Frequently asked questions
- What is age dependency ratio in IDA only?
- Age dependency ratio in IDA only was 72.6% in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
- What is the highest age dependency ratio recorded in IDA only?
- The highest recorded value was 92.5% in 1982.
- What is the lowest age dependency ratio recorded in IDA only?
- The lowest recorded value was 72.6% in 2025.
- How does IDA only rank for age dependency ratio?
- IDA only ranks 10th out of 45 groups with data for 2025.
- Is age dependency ratio rising or falling in IDA only?
- Over the last ten years it is down 8.2%. The long-run trend across the full record is falling.
- Where does this IDA only data come from?
- The figures come from World Population Prospects, United Nations (UN), publisher: UN Population Division, published as part of Age dependency ratio (% of working-age population). Statizoid updates them automatically from the source API.
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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.