Income inequality: Gini coefficient before and after tax in Thailand
Thailand: Income inequality: Gini coefficient before and after tax was 0.5972 in 2021. ▼ Falling
Income inequality: Gini coefficient before and after tax in Thailand, 1981–2021
Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
Analysis
Thailand recorded 0.5972 for income inequality: gini coefficient before and after tax in 2021.
The figure is up 3.3% on the previous year and down 0.3% over ten years.
Over the whole period, income inequality: gini coefficient before and after tax in Thailand peaked at 0.6772 in 1992 and was at its lowest, 0.567, in 2015.
Thailand ranks 17th of 109 countries on this measure, in the top quarter.
The long-run direction has been consistently falling across the 29 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.6623 | 0.662 | 0.6626 | 2 |
| 1990s | 0.6522 | 0.6333 | 0.6772 | 5 |
| 2000s | 0.6302 | 0.6017 | 0.6602 | 10 |
| 2010s | 0.5897 | 0.567 | 0.6137 | 10 |
| 2020s | 0.5877 | 0.5783 | 0.5972 | 2 |
Countries ranked near Thailand
More poverty & inequality data for Thailand
- Number of income/consumption surveys in the past decade available via the World Bank 9 surveys (2025)
- Fertility rate vs. share living in extreme poverty 1.21 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 3,072 kg per hectare (2023)
- Tax revenue as share of GDP vs. income inequality 17.0% (2023)
- Gender Inequality Index 0.288 (2023)
- Share of government consumption in GDP vs. share of population living in extreme poverty 17.6% (2023)
- Lifespan inequality: Gini coefficient in women 0.1062 (2023)
- Lifespan inequality: Gini coefficient by sex 0.1062 (2023)
- Lifespan inequality: Gini coefficient in men 0.1504 (2023)
- Income inequality: Atkinson index 0.2171 (2023)
Frequently asked questions
- What is income inequality: gini coefficient before and after tax in Thailand?
- Income inequality: gini coefficient before and after tax in Thailand was 0.5972 in 2021, 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 Thailand?
- The highest recorded value was 0.6772 in 1992.
- What is the lowest income inequality: gini coefficient before and after tax recorded in Thailand?
- The lowest recorded value was 0.567 in 2015.
- How does Thailand rank for income inequality: gini coefficient before and after tax?
- Thailand ranks 17th out of 109 countries with data for 2021.
- Is income inequality: gini coefficient before and after tax rising or falling in Thailand?
- Over the last ten years it is down 0.3%. The long-run trend across the full record is falling.
- Where does this Thailand 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
CSV · JSON — 29 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
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.