Income inequality: Gini coefficient before and after tax in Korea
Korea: Income inequality: Gini coefficient before and after tax was 0.324 in 2022. ▼ Falling
Income inequality: Gini coefficient before and after tax in Korea, 2011–2022
Source: OECD (2026) – with minor processing by Our World in Data.
Analysis
In 2022, income inequality: gini coefficient before and after tax in Korea stood at 0.324. That is the lowest value across all 12 years on record.
That represents a change of down 1.5% on the previous year and down 15.8% over ten years.
Over the whole period, income inequality: gini coefficient before and after tax in Korea peaked at 0.388 in 2011 and was at its lowest, 0.324, in 2022.
That places Korea 14th out of 39 countries with data for 2022, putting it in the middle of the range.
The long-run direction has been consistently falling across the 12 years of available data.
Income inequality: Gini coefficient before and after tax in Korea, year by year
| Year | Value | Change |
|---|---|---|
| 2011 | 0.388 | — |
| 2012 | 0.385 | -0.8% |
| 2013 | 0.372 | -3.4% |
| 2014 | 0.363 | -2.4% |
| 2015 | 0.352 | -3.0% |
| 2016 | 0.355 | +0.9% |
| 2017 | 0.354 | -0.3% |
| 2018 | 0.345 | -2.5% |
| 2019 | 0.339 | -1.7% |
| 2020 | 0.328 | -3.2% |
| 2021 | 0.329 | +0.3% |
| 2022 | 0.324 | -1.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.3614 | 0.339 | 0.388 | 9 |
| 2020s | 0.327 | 0.324 | 0.329 | 3 |
Countries ranked near Korea
More poverty & inequality data for Korea
- Number of income/consumption surveys in the past decade available via the World Bank 6 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 0.72 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 6,615 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 0.0454 % change on previous year (2023)
- Tax revenues vs income inequality, gaps filled 26.87 (2023)
- Tax revenue as share of GDP vs. income inequality 26.9% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
Frequently asked questions
- What is income inequality: gini coefficient before and after tax in Korea?
- Income inequality: gini coefficient before and after tax in Korea was 0.324 in 2022, according to OECD (2026) – with minor processing by Our World in Data.
- What is the highest income inequality: gini coefficient before and after tax recorded in Korea?
- The highest recorded value was 0.388 in 2011.
- What is the lowest income inequality: gini coefficient before and after tax recorded in Korea?
- The lowest recorded value was 0.324 in 2022.
- How does Korea rank for income inequality: gini coefficient before and after tax?
- Korea ranks 14th out of 39 countries with data for 2022.
- Is income inequality: gini coefficient before and after tax rising or falling in Korea?
- Over the last ten years it is down 15.8%. The long-run trend across the full record is falling.
- Where does this Korea data come from?
- The figures come from OECD (2026) – with minor 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 — 12 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.