Age dependency ratio in Tanzania
Tanzania: Age dependency ratio was 83.1% in 2025. ▼ Falling
Age dependency ratio in Tanzania, 1960–2025
Source: World Population Prospects, United Nations (UN), publisher: UN Population Division. Measured in % of working-age population.
Analysis
Tanzania recorded 83.1% for age dependency ratio in 2025. That is the lowest value across all 66 years on record.
The figure is down 0.8% on the previous year and down 8.1% over ten years.
Over the whole period, age dependency ratio in Tanzania peaked at 102.3% in 1983 and was at its lowest, 83.1%, in 2025.
That places Tanzania 12th out of 217 countries with data for 2025, putting it in the top 10%.
The long-run direction has been consistently falling across the 66 years of available data.
Age dependency ratio in Tanzania, year by year
| Year | % of working-age population | Change |
|---|---|---|
| 1960 | 89.8% | — |
| 1961 | 89.6% | -0.1% |
| 1962 | 89.5% | -0.1% |
| 1963 | 89.7% | +0.2% |
| 1964 | 90.1% | +0.6% |
| 1965 | 90.9% | +0.9% |
| 1966 | 91.8% | +1.0% |
| 1967 | 92.8% | +1.0% |
| 1968 | 93.4% | +0.7% |
| 1969 | 93.8% | +0.4% |
| 1970 | 94.2% | +0.5% |
| 1971 | 94.7% | +0.5% |
| 1972 | 95.0% | +0.4% |
| 1973 | 95.4% | +0.4% |
| 1974 | 95.9% | +0.5% |
| 1975 | 96.4% | +0.6% |
| 1976 | 97.0% | +0.5% |
| 1977 | 97.5% | +0.6% |
| 1978 | 98.2% | +0.7% |
| 1979 | 99.2% | +1.0% |
| 1980 | 100.3% | +1.1% |
| 1981 | 101.4% | +1.0% |
| 1982 | 102.1% | +0.8% |
| 1983 | 102.3% | +0.2% |
| 1984 | 102.2% | -0.1% |
| 1985 | 101.7% | -0.5% |
| 1986 | 100.8% | -0.9% |
| 1987 | 99.6% | -1.2% |
| 1988 | 98.6% | -1.0% |
| 1989 | 98.0% | -0.6% |
| 1990 | 97.2% | -0.7% |
| 1991 | 96.5% | -0.7% |
| 1992 | 95.8% | -0.7% |
| 1993 | 94.1% | -1.8% |
| 1994 | 91.4% | -2.9% |
| 1995 | 90.0% | -1.5% |
| 1996 | 90.6% | +0.7% |
| 1997 | 91.1% | +0.5% |
| 1998 | 90.7% | -0.4% |
| 1999 | 90.4% | -0.4% |
| 2000 | 89.9% | -0.5% |
| 2001 | 89.8% | -0.2% |
| 2002 | 89.9% | +0.1% |
| 2003 | 90.1% | +0.2% |
| 2004 | 90.3% | +0.3% |
| 2005 | 90.7% | +0.4% |
| 2006 | 91.1% | +0.4% |
| 2007 | 91.4% | +0.4% |
| 2008 | 91.8% | +0.4% |
| 2009 | 92.5% | +0.7% |
| 2010 | 92.8% | +0.4% |
| 2011 | 92.6% | -0.2% |
| 2012 | 92.2% | -0.4% |
| 2013 | 91.8% | -0.5% |
| 2014 | 91.2% | -0.6% |
| 2015 | 90.4% | -0.9% |
| 2016 | 89.3% | -1.2% |
| 2017 | 88.4% | -1.0% |
| 2018 | 87.8% | -0.7% |
| 2019 | 87.2% | -0.6% |
| 2020 | 86.5% | -0.8% |
| 2021 | 85.7% | -0.9% |
| 2022 | 85.0% | -0.8% |
| 2023 | 84.4% | -0.7% |
| 2024 | 83.8% | -0.7% |
| 2025 | 83.1% | -0.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 91.1% | 89.5% | 93.8% | 10 |
| 1970s | 96.4% | 94.2% | 99.2% | 10 |
| 1980s | 100.7% | 98.0% | 102.3% | 10 |
| 1990s | 92.8% | 90.0% | 97.2% | 10 |
| 2000s | 90.7% | 89.8% | 92.5% | 10 |
| 2010s | 90.4% | 87.2% | 92.8% | 10 |
| 2020s | 84.8% | 83.1% | 86.5% | 6 |
Countries ranked near Tanzania
- 9 Mozambique 88.3% compare
- 10 Burundi 87.0% compare
- 11 Mauritania 83.9% compare
- 13 Uganda 82.9% compare
- 14 Afghanistan 81.8% compare
- 15 Benin 79.9% compare
More health data for Tanzania
- Un projection of annual infant deaths, annual growth rate -1.03 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.7342 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 658.6 deaths per 1,000 people (2090)
- Number of infants who die before age 1 32,514 deaths (2100)
- Population ages 80 and above, female, per capita 0.003 units per person (2025)
- Population ages 80 and above, male, annual growth rate 5.02 % 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 0.0016 units per person (2025)
- Pertussis - number of reported cases, gaps filled 0 (2013)
- Pertussis - number of reported cases, per capita 0 units per person (2013)
Frequently asked questions
- What is age dependency ratio in Tanzania?
- Age dependency ratio in Tanzania was 83.1% in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
- What is the highest age dependency ratio recorded in Tanzania?
- The highest recorded value was 102.3% in 1983.
- What is the lowest age dependency ratio recorded in Tanzania?
- The lowest recorded value was 83.1% in 2025.
- How does Tanzania rank for age dependency ratio?
- Tanzania ranks 12th out of 217 countries with data for 2025.
- Is age dependency ratio rising or falling in Tanzania?
- Over the last ten years it is down 8.1%. The long-run trend across the full record is falling.
- Where does this Tanzania 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.