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 215 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.
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
- Age population, age 13, female, interpolated 823,715 (2025)
- Age population, age 15, female, interpolated 788,846 (2025)
- Age population, age 14, male, interpolated 814,938 (2025)
- Age population, age 14, female, interpolated 803,812 (2025)
- Age population, age 13, male, interpolated 836,076 (2025)
- Age population, age 12, female, interpolated 855,085 (2025)
- Age population, age 11, female, interpolated 887,443 (2025)
- Age population, age 11, male, interpolated 902,512 (2025)
- Age population, age 15, male, interpolated 798,817 (2025)
- Age population, age 12, male, interpolated 868,841 (2025)
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 215 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.