Inequality-adjusted Human Development Index in Tanzania
Tanzania: Inequality-adjusted Human Development Index was 0.391 in 2023. ▲ Rising
Inequality-adjusted Human Development Index in Tanzania, 2010–2023
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
Analysis
In 2023, inequality-adjusted human development index in Tanzania stood at 0.391. That is the highest value across all 14 years on record.
That represents a change of up 0.5% on the previous year and up 9.5% over ten years.
Over the whole period, inequality-adjusted human development index in Tanzania peaked at 0.391 in 2023 and was at its lowest, 0.339, in 2010.
That places Tanzania 132nd out of 166 countries with data for 2023, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 14 years of available data.
Inequality-adjusted Human Development Index in Tanzania, year by year
| Year | Value | Change |
|---|---|---|
| 2010 | 0.339 | — |
| 2011 | 0.344 | +1.5% |
| 2012 | 0.355 | +3.2% |
| 2013 | 0.357 | +0.6% |
| 2014 | 0.359 | +0.6% |
| 2015 | 0.362 | +0.8% |
| 2016 | 0.364 | +0.6% |
| 2017 | 0.37 | +1.6% |
| 2018 | 0.372 | +0.5% |
| 2019 | 0.379 | +1.9% |
| 2020 | 0.386 | +1.8% |
| 2021 | 0.383 | -0.8% |
| 2022 | 0.389 | +1.6% |
| 2023 | 0.391 | +0.5% |
Tanzania compared with similar countries
- Tanzania's 0.391 is below the median for lower middle income countries, which is 0.438, 89% of the median. (45 countries reporting)
- Tanzania's 0.391 is above the median for Sub-Saharan Africa, which is 0.36, 1.1× the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.3601 | 0.339 | 0.379 | 10 |
| 2020s | 0.3872 | 0.383 | 0.391 | 4 |
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 inequality-adjusted human development index in Tanzania?
- Inequality-adjusted human development index in Tanzania was 0.391 in 2023, according to UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
- What is the highest inequality-adjusted human development index recorded in Tanzania?
- The highest recorded value was 0.391 in 2023.
- What is the lowest inequality-adjusted human development index recorded in Tanzania?
- The lowest recorded value was 0.339 in 2010.
- How does Tanzania rank for inequality-adjusted human development index?
- Tanzania ranks 132nd out of 166 countries with data for 2023.
- Is inequality-adjusted human development index rising or falling in Tanzania?
- Over the last ten years it is up 9.5%. The long-run trend across the full record is rising.
- Where does this Tanzania data come from?
- The figures come from UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as part of Inequality-adjusted Human Development Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 14 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The Inequality-adjusted Human Development Index (IHDI) is a summary measure of key dimensions of human development: a long and healthy life, a good education, and a decent standard of living, adjusted for inequalities in these dimensions. Higher values indicate higher and more equal human development.