How does Tanzania rank for income inequality: gini coefficient before and after tax?

Tanzania ranks 18th out of 109 countries with data for 2017.

Is income inequality: gini coefficient before and after tax rising or falling in Tanzania?

Over the last ten years it is up 1.5%. 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 inequality: Gini coefficient before and after tax. Statizoid updates them automatically from the source API.

Income inequality: Gini coefficient before and after tax in Tanzania

Name: Income inequality: Gini coefficient before and after tax in Tanzania
Creator: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data
License: CC BY 4.0 (Our World in Data)

Tanzania: Income inequality: Gini coefficient before and after tax was 0.5938 in 2017. ▲ Rising

Latest (2017)

0.5938

World rank

18th

of 109 countries

All-time high

0.5938

in 2017

All-time low

0.5424

in 1991

Years of data

1991–2017

Income inequality: Gini coefficient before and after tax in Tanzania, 1991–2017

Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.

Analysis

Tanzania recorded 0.5938 for income inequality: gini coefficient before and after tax in 2017. That is the highest value across all 5 years on record.

That represents a change of up 1.5% over ten years.

Over the whole period, income inequality: gini coefficient before and after tax in Tanzania peaked at 0.5938 in 2017 and was at its lowest, 0.5424, in 1991.

Tanzania ranks 18th of 109 countries on this measure, in the top quarter.

Averages by decade

Decade	Average	Lowest	Highest	Years
1990s	0.5424	0.5424	0.5424	1
2000s	0.5734	0.5618	0.585	2
2010s	0.5846	0.5753	0.5938	2

Countries ranked near Tanzania

15 Laos 0.6012 compare
16 Ghana 0.5977 compare
17 Thailand 0.5972 compare
19 Cameroon 0.5937 compare
20 Lebanon 0.5935 compare
21 Costa Rica 0.5933 compare

See the full ranking of 109 places →

More poverty & inequality data for Tanzania

Number of income/consumption surveys in the past decade available via the World Bank 1 surveys (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)
Tax revenue as share of GDP vs. income inequality 11.5% (2023)
Gender Inequality Index 0.504 (2023)
Lifespan inequality: Gini coefficient in women 0.1649 (2023)
Lifespan inequality: Gini coefficient by sex 0.1649 (2023)
Lifespan inequality: Gini coefficient in men 0.1778 (2023)
Share of government consumption in GDP vs. share of population living in extreme poverty 7.3% (2023)
Income inequality: Atkinson index 0.411 (2023)

All data for Tanzania →

Frequently asked questions

What is income inequality: gini coefficient before and after tax in Tanzania?: Income inequality: gini coefficient before and after tax in Tanzania was 0.5938 in 2017, according to World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
What is the highest income inequality: gini coefficient before and after tax recorded in Tanzania?: The highest recorded value was 0.5938 in 2017.
What is the lowest income inequality: gini coefficient before and after tax recorded in Tanzania?: The lowest recorded value was 0.5424 in 1991.
How does Tanzania rank for income inequality: gini coefficient before and after tax?: Tanzania ranks 18th out of 109 countries with data for 2017.
Is income inequality: gini coefficient before and after tax rising or falling in Tanzania?: Over the last ten years it is up 1.5%. 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 inequality: Gini coefficient before and after tax. Statizoid updates them automatically from the source API.

Download this data

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About this data

Indicator: Income inequality: Gini coefficient before and after tax
Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 109 places, 2,129 data points, 1980–2024
Last refreshed: 07 August 2026

The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality. Inequality is measured here in terms of income after taxes and benefits.