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
In 2017, income share of the richest 1% (before tax) in Tanzania stood at 18.1%.
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.
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 reference data data for Tanzania
- Spring temperature anomalies -0.6683 °C (2026)
- Summer temperature anomalies 0.3295 °C (2026)
- Temperature anomalies by month 0.5126 °C (2026)
- Consumer price index 231.54 2010 = 100 (2025)
- Universal right to vote in practice 2 (2025)
- Winter temperature anomalies 0.6747 °C (2025)
- Autumn temperature anomalies 0.5023 °C (2025)
- Universal right to vote 2 (2025)
- Elected parliament 1 (2025)
- Democracy 3 (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.
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CSV · JSON — 28 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The share of income received by the richest 1%. Income here is measured before taxes and benefits.