Income share of the richest 1%: World Inequality Database vs. World Bank in Tanzania
Tanzania: Income share of the richest 1%: World Inequality Database vs. World Bank was 17.1% in 2017. ▲ Rising
Income share of the richest 1%: World Inequality Database vs. World Bank in Tanzania, 1991–2017
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 1%: world inequality database vs. world bank in Tanzania is 17.1%, measured in 2017. That is the highest value across all 5 years on record.
Compared with earlier readings it is up 11.2% over ten years.
Over the whole period, income share of the richest 1%: world inequality database vs. world bank in Tanzania peaked at 17.1% in 2017 and was at its lowest, 11.5%, in 1991.
That places Tanzania 25th out of 109 countries with data for 2017, putting it in the top quarter.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 11.5% | 11.5% | 11.5% | 1 |
| 2000s | 14.0% | 12.5% | 15.4% | 2 |
| 2010s | 16.3% | 15.5% | 17.1% | 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)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.5023 °C (2025)
- Winter temperature anomalies 0.6747 °C (2025)
- Consumer price index 231.54 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is income share of the richest 1%: world inequality database vs. world bank in Tanzania?
- Income share of the richest 1%: world inequality database vs. world bank in Tanzania was 17.1% 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%: world inequality database vs. world bank recorded in Tanzania?
- The highest recorded value was 17.1% in 2017.
- What is the lowest income share of the richest 1%: world inequality database vs. world bank recorded in Tanzania?
- The lowest recorded value was 11.5% in 1991.
- How does Tanzania rank for income share of the richest 1%: world inequality database vs. world bank?
- Tanzania ranks 25th out of 109 countries with data for 2017.
- Is income share of the richest 1%: world inequality database vs. world bank rising or falling in Tanzania?
- Over the last ten years it is up 11.2%. The long-run trend across the full record is rising.
- 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%: World Inequality Database vs. World Bank. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 5 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% of the population. Income here is measured after taxes and benefits.