Income share of the richest 1% (before tax) in Tanzania
Tanzania: Income share of the richest 1% (before tax) was 18.1% in 2017. ▼ Falling
Income share of the richest 1% (before tax) in Tanzania, 1948–2017
Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data. Measured in %.
Analysis
Tanzania recorded 18.1% for income share of the richest 1% (before tax) in 2017.
Compared with earlier readings it is up 12.6% over ten years.
Over the whole period, income share of the richest 1% (before tax) in Tanzania peaked at 22.0% in 1960 and was at its lowest, 11.6%, in 1991.
That places Tanzania 30th out of 113 countries with data for 2017, putting it in the middle of the range.
The long-run direction has been consistently falling across the 28 years of available data.
Income share of the richest 1% (before tax) in Tanzania, year by year
| Year | % | Change |
|---|---|---|
| 1948 | 19.9% | — |
| 1949 | 19.5% | -2.3% |
| 1950 | 20.0% | +2.6% |
| 1951 | 20.6% | +2.8% |
| 1952 | 20.4% | -0.6% |
| 1953 | 20.1% | -1.9% |
| 1954 | 20.4% | +1.5% |
| 1955 | 20.9% | +2.5% |
| 1956 | 20.5% | -1.9% |
| 1957 | 20.9% | +2.0% |
| 1958 | 21.4% | +2.3% |
| 1959 | 21.0% | -1.5% |
| 1960 | 22.0% | +4.6% |
| 1961 | 21.6% | -1.7% |
| 1962 | 21.0% | -3.1% |
| 1963 | 20.2% | -3.4% |
| 1964 | 19.4% | -4.0% |
| 1965 | 19.2% | -1.1% |
| 1966 | 18.1% | -6.0% |
| 1967 | 17.8% | -1.6% |
| 1968 | 17.5% | -1.6% |
| 1969 | 16.5% | -5.7% |
| 1970 | 16.1% | -2.1% |
| 1991 | 11.6% | -28.5% |
| 2000 | 12.7% | +9.9% |
| 2007 | 16.1% | +27.0% |
| 2011 | 16.4% | +1.8% |
| 2017 | 18.1% | +10.6% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 19.7% | 19.5% | 19.9% | 2 |
| 1950s | 20.6% | 20.0% | 21.4% | 10 |
| 1960s | 19.3% | 16.5% | 22.0% | 10 |
| 1970s | 16.1% | 16.1% | 16.1% | 1 |
| 1990s | 11.6% | 11.6% | 11.6% | 1 |
| 2000s | 14.4% | 12.7% | 16.1% | 2 |
| 2010s | 17.3% | 16.4% | 18.1% | 2 |
Countries ranked near Tanzania
More economy & growth data for Tanzania
- Africa's Development Dynamics (AfDD) Table 04 - Annual real GDP 3.67 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 02 - Annual real GDP 6.5 Percent per annum (2029)
- Gross value added at basic prices (GVA) (current LCU), annual growth 11.27 % change on previous year (2025)
- Gross value added at basic prices (GVA) (current LCU), per unit of GDP 2,070 current LCU per US$ of GDP (2025)
- Gross value added at basic prices (GVA) (current LCU), per capita 2.64 million current LCU per person (2025)
- Gross value added at basic prices (GVA) (constant 2015 US$), annual 5.85 % change on previous year (2025)
- Gross value added at basic prices (GVA) (constant 2015 US$), per unit 0.8059 constant 2015 US$ per US$ of GDP (2025)
- Gross value added at basic prices (GVA) (constant 2015 US$), per 1,030 constant 2015 US$ per person (2025)
- Gross value added at basic prices (GVA) (constant LCU), annual growth 5.85 % change on previous year (2025)
- Gross value added at basic prices (GVA) (constant LCU), per unit of 1,604 constant LCU per US$ of GDP (2025)
Frequently asked questions
- What is income share of the richest 1% (before tax) in Tanzania?
- Income share of the richest 1% (before tax) in Tanzania was 18.1% 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 1% (before tax) recorded in Tanzania?
- The highest recorded value was 22.0% in 1960.
- What is the lowest income share of the richest 1% (before tax) recorded in Tanzania?
- The lowest recorded value was 11.6% in 1991.
- How does Tanzania rank for income share of the richest 1% (before tax)?
- Tanzania ranks 30th out of 113 countries with data for 2017.
- Is income share of the richest 1% (before tax) rising or falling in Tanzania?
- Over the last ten years it is up 12.6%. 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 1% (before tax). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 28 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Share of income received by the richest 1% of the population. Income here is measured before taxes and benefits.