Age dependency ratio, young in Sierra Leone
Sierra Leone: Age dependency ratio, young was 63.7% in 2025. ▬ Flat
Age dependency ratio, young in Sierra Leone, 1960–2025
Source: World Population Prospects, United Nations (UN), publisher: UN Population Division. Measured in % of working-age population.
Analysis
Sierra Leone recorded 63.7% for age dependency ratio, young in 2025. That is the lowest value across all 66 years on record.
That represents a change of down 1.8% on the previous year and down 16.2% over ten years.
Over the whole period, age dependency ratio, young in Sierra Leone peaked at 83.5% in 2002 and was at its lowest, 63.7%, in 2025.
Sierra Leone ranks 39th of 217 countries on this measure, in the top quarter.
Age dependency ratio, young in Sierra Leone, year by year
| Year | % of working-age population | Change |
|---|---|---|
| 1960 | 66.0% | — |
| 1961 | 66.1% | +0.2% |
| 1962 | 66.3% | +0.4% |
| 1963 | 66.9% | +0.8% |
| 1964 | 67.9% | +1.5% |
| 1965 | 68.8% | +1.4% |
| 1966 | 69.6% | +1.1% |
| 1967 | 70.4% | +1.2% |
| 1968 | 71.2% | +1.1% |
| 1969 | 72.0% | +1.1% |
| 1970 | 72.7% | +1.0% |
| 1971 | 73.3% | +0.9% |
| 1972 | 73.9% | +0.8% |
| 1973 | 74.5% | +0.8% |
| 1974 | 75.1% | +0.8% |
| 1975 | 75.7% | +0.7% |
| 1976 | 76.2% | +0.6% |
| 1977 | 76.6% | +0.6% |
| 1978 | 77.0% | +0.5% |
| 1979 | 77.4% | +0.5% |
| 1980 | 77.7% | +0.4% |
| 1981 | 78.1% | +0.4% |
| 1982 | 78.4% | +0.4% |
| 1983 | 78.7% | +0.4% |
| 1984 | 79.0% | +0.4% |
| 1985 | 79.4% | +0.4% |
| 1986 | 79.7% | +0.4% |
| 1987 | 80.0% | +0.4% |
| 1988 | 80.4% | +0.4% |
| 1989 | 80.6% | +0.3% |
| 1990 | 80.8% | +0.2% |
| 1991 | 81.0% | +0.3% |
| 1992 | 81.3% | +0.3% |
| 1993 | 81.5% | +0.3% |
| 1994 | 81.8% | +0.3% |
| 1995 | 82.0% | +0.3% |
| 1996 | 82.3% | +0.3% |
| 1997 | 82.5% | +0.3% |
| 1998 | 82.7% | +0.3% |
| 1999 | 83.1% | +0.4% |
| 2000 | 83.3% | +0.3% |
| 2001 | 83.4% | +0.1% |
| 2002 | 83.5% | +0.0% |
| 2003 | 83.4% | -0.1% |
| 2004 | 83.2% | -0.2% |
| 2005 | 83.0% | -0.3% |
| 2006 | 82.6% | -0.4% |
| 2007 | 82.2% | -0.5% |
| 2008 | 81.8% | -0.6% |
| 2009 | 81.3% | -0.6% |
| 2010 | 80.7% | -0.7% |
| 2011 | 80.1% | -0.8% |
| 2012 | 79.3% | -1.0% |
| 2013 | 78.4% | -1.2% |
| 2014 | 77.3% | -1.4% |
| 2015 | 76.0% | -1.6% |
| 2016 | 74.8% | -1.7% |
| 2017 | 73.5% | -1.7% |
| 2018 | 72.2% | -1.8% |
| 2019 | 70.9% | -1.7% |
| 2020 | 69.8% | -1.6% |
| 2021 | 68.6% | -1.7% |
| 2022 | 67.4% | -1.8% |
| 2023 | 66.1% | -1.8% |
| 2024 | 64.9% | -1.8% |
| 2025 | 63.7% | -1.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 68.5% | 66.0% | 72.0% | 10 |
| 1970s | 75.2% | 72.7% | 77.4% | 10 |
| 1980s | 79.2% | 77.7% | 80.6% | 10 |
| 1990s | 81.9% | 80.8% | 83.1% | 10 |
| 2000s | 82.8% | 81.3% | 83.5% | 10 |
| 2010s | 76.3% | 70.9% | 80.7% | 10 |
| 2020s | 66.8% | 63.7% | 69.8% | 6 |
Countries ranked near Sierra Leone
More health data for Sierra Leone
- Un projection of annual infant deaths, annual growth rate -2.34 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.773 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,199 deaths per 1,000 people (2090)
- Number of infants who die before age 1 4,209 deaths (2100)
- Population ages 80 and above, female, per capita 0.0022 units per person (2025)
- Population ages 80 and above, male, annual growth rate 3.63 % change on previous year (2025)
- Population ages 80 and above, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 80 and above, male, per capita 0.0015 units per person (2025)
- Pertussis - number of reported cases, gaps filled 0 (2025)
- Pertussis - number of reported cases, per capita 0 units per person (2025)
Frequently asked questions
- What is age dependency ratio, young in Sierra Leone?
- Age dependency ratio, young in Sierra Leone was 63.7% in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
- What is the highest age dependency ratio, young recorded in Sierra Leone?
- The highest recorded value was 83.5% in 2002.
- What is the lowest age dependency ratio, young recorded in Sierra Leone?
- The lowest recorded value was 63.7% in 2025.
- How does Sierra Leone rank for age dependency ratio, young?
- Sierra Leone ranks 39th out of 217 countries with data for 2025.
- Is age dependency ratio, young rising or falling in Sierra Leone?
- Over the last ten years it is down 16.2%. The long-run trend across the full record is flat.
- Where does this Sierra Leone data come from?
- The figures come from World Population Prospects, United Nations (UN), publisher: UN Population Division, published as part of Age dependency ratio, young (% of working-age population). Statizoid updates them automatically from the source API.
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About this data
Age dependency ratio, young, is the ratio of younger dependents--people younger than 15--to the working-age population--those ages 15-64. Data are shown as the proportion of dependents per 100 working-age population.