Income inequality: Atkinson index in Sao Tome and Principe
Sao Tome and Principe: Income inequality: Atkinson index was 0.4236 in 2023. ▲ Rising
Income inequality: Atkinson index in Sao Tome and Principe, 2010–2023
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
Analysis
Sao Tome and Principe recorded 0.4236 for income inequality: atkinson index in 2023. That is the highest value across all 14 years on record.
That represents a change of up 30.1% over ten years.
Over the whole period, income inequality: atkinson index in Sao Tome and Principe peaked at 0.4236 in 2017 and was at its lowest, 0.3257, in 2010.
That places Sao Tome and Principe 31st out of 174 countries with data for 2023, putting it in the top quarter.
The long-run direction has been consistently rising across the 14 years of available data.
Income inequality: Atkinson index in Sao Tome and Principe, year by year
| Year | Value | Change |
|---|---|---|
| 2010 | 0.3257 | — |
| 2011 | 0.3257 | +0.0% |
| 2012 | 0.3257 | +0.0% |
| 2013 | 0.3257 | +0.0% |
| 2014 | 0.3257 | +0.0% |
| 2015 | 0.3257 | +0.0% |
| 2016 | 0.3257 | +0.0% |
| 2017 | 0.4236 | +30.1% |
| 2018 | 0.4236 | +0.0% |
| 2019 | 0.4236 | +0.0% |
| 2020 | 0.4236 | +0.0% |
| 2021 | 0.4236 | +0.0% |
| 2022 | 0.4236 | +0.0% |
| 2023 | 0.4236 | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.355 | 0.3257 | 0.4236 | 10 |
| 2020s | 0.4236 | 0.4236 | 0.4236 | 4 |
Countries ranked near Sao Tome and Principe
- 28 Uganda 0.4361 compare
- 29 Côte d'Ivoire 0.4345 compare
- 30 Burkina Faso 0.4338 compare
- 32 Tanzania, United Republic of 0.411 compare
- 33 Palau 0.4092 compare
- 34 Gambia 0.4011 compare
More poverty & inequality data for Sao Tome and Principe
- 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 3.64 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 2,004 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 -0.02 % 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 income inequality: atkinson index in Sao Tome and Principe?
- Income inequality: atkinson index in Sao Tome and Principe was 0.4236 in 2023, according to UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
- What is the highest income inequality: atkinson index recorded in Sao Tome and Principe?
- The highest recorded value was 0.4236 in 2017.
- What is the lowest income inequality: atkinson index recorded in Sao Tome and Principe?
- The lowest recorded value was 0.3257 in 2010.
- How does Sao Tome and Principe rank for income inequality: atkinson index?
- Sao Tome and Principe ranks 31st out of 174 countries with data for 2023.
- Is income inequality: atkinson index rising or falling in Sao Tome and Principe?
- Over the last ten years it is up 30.1%. The long-run trend across the full record is rising.
- Where does this Sao Tome and Principe data come from?
- The figures come from UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as part of Income inequality: Atkinson 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 Atkinson index measures inequality on a scale from 0 to 1. Higher values indicate higher inequality. Depending on the country and year, the data relates to income measured after taxes and benefits, or to consumption, per capita.