Income share of the richest 10% vs. Gini coefficient (before tax) in Tanzania
Tanzania: Income share of the richest 10% vs. Gini coefficient (before tax) was 51.4% in 2017. ▼ Falling
Income share of the richest 10% vs. Gini coefficient (before tax) in Tanzania, 1948–2017
Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for income share of the richest 10% vs. gini coefficient (before tax) in Tanzania is 51.4%, measured in 2017.
The figure is up 3.8% over ten years.
Over the whole period, income share of the richest 10% vs. gini coefficient (before tax) in Tanzania peaked at 63.6% in 1960 and was at its lowest, 43.1%, in 1991.
Tanzania ranks 20th of 113 countries on this measure, in the top quarter.
The long-run direction has been consistently falling across the 28 years of available data.
Income share of the richest 10% vs. Gini coefficient (before tax) in Tanzania, year by year
| Year | % | Change |
|---|---|---|
| 1948 | 57.9% | — |
| 1949 | 57.7% | -0.2% |
| 1950 | 58.1% | +0.6% |
| 1951 | 58.8% | +1.3% |
| 1952 | 59.2% | +0.6% |
| 1953 | 59.5% | +0.4% |
| 1954 | 60.1% | +1.0% |
| 1955 | 60.8% | +1.2% |
| 1956 | 61.0% | +0.4% |
| 1957 | 61.7% | +1.1% |
| 1958 | 62.4% | +1.1% |
| 1959 | 62.7% | +0.5% |
| 1960 | 63.6% | +1.5% |
| 1961 | 62.6% | -1.5% |
| 1962 | 61.5% | -1.8% |
| 1963 | 60.4% | -1.9% |
| 1964 | 59.2% | -2.0% |
| 1965 | 58.3% | -1.5% |
| 1966 | 56.9% | -2.4% |
| 1967 | 56.0% | -1.6% |
| 1968 | 55.1% | -1.6% |
| 1969 | 53.7% | -2.4% |
| 1970 | 52.8% | -1.8% |
| 1991 | 43.1% | -18.3% |
| 2000 | 45.4% | +5.3% |
| 2007 | 49.5% | +9.0% |
| 2011 | 48.8% | -1.4% |
| 2017 | 51.4% | +5.2% |
Tanzania compared with similar countries
- Tanzania's 51.4% is above the median for lower middle income countries, which is 47.1%, 1.1× the median. (24 countries reporting)
- Tanzania's 51.4% is above the median for Sub-Saharan Africa, which is 47.4%, 1.1× the median. (29 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 57.8% | 57.7% | 57.9% | 2 |
| 1950s | 60.4% | 58.1% | 62.7% | 10 |
| 1960s | 58.7% | 53.7% | 63.6% | 10 |
| 1970s | 52.8% | 52.8% | 52.8% | 1 |
| 1990s | 43.1% | 43.1% | 43.1% | 1 |
| 2000s | 47.5% | 45.4% | 49.5% | 2 |
| 2010s | 50.1% | 48.8% | 51.4% | 2 |
Countries ranked near Tanzania
More poverty & inequality data for Tanzania
- Number of income/consumption surveys in the past decade available via the World Bank 1 surveys (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 4.61 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 1,961 kg per hectare (2023)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2023)
- Cereal yield vs extreme poverty, annual growth rate 8.03 % change on previous year (2023)
- Tax revenues vs income inequality, gaps filled 11.48 (2023)
- Tax revenue as share of GDP vs. income inequality 11.5% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
Frequently asked questions
- What is income share of the richest 10% vs. gini coefficient (before tax) in Tanzania?
- Income share of the richest 10% vs. gini coefficient (before tax) in Tanzania was 51.4% in 2017, according to World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
- What is the highest income share of the richest 10% vs. gini coefficient (before tax) recorded in Tanzania?
- The highest recorded value was 63.6% in 1960.
- What is the lowest income share of the richest 10% vs. gini coefficient (before tax) recorded in Tanzania?
- The lowest recorded value was 43.1% in 1991.
- How does Tanzania rank for income share of the richest 10% vs. gini coefficient (before tax)?
- Tanzania ranks 20th out of 113 countries with data for 2017.
- Is income share of the richest 10% vs. gini coefficient (before tax) rising or falling in Tanzania?
- Over the last ten years it is up 3.8%. The long-run trend across the full record is falling.
- Where does this Tanzania data come from?
- The figures come from World Inequality Database (WID.world) (2026) – with major processing by Our World in Data, published as part of Income share of the richest 10% vs. Gini coefficient (before tax). Statizoid updates them automatically from the source API.
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About this data
Share of income received by the richest 10% of the population. Income here is measured before taxes and benefits.