Reduction in income inequality before and after tax among total vs. working age population in Republic of Korea
Republic of Korea: Reduction in income inequality before and after tax among total vs. working age population was 14.6% in 2022. ▲ Rising
Reduction in income inequality before and after tax among total vs. working age population in Republic of Korea, 2011–2022
Source: OECD (2026) – with minor processing by Our World in Data. Measured in %.
Analysis
The most recent figure for reduction in income inequality before and after tax among total vs. working age population in Republic of Korea is 14.6%, measured in 2022.
That represents a change of down 2.8% on the previous year and up 199.1% over ten years.
Over the whole period, reduction in income inequality before and after tax among total vs. working age population in Republic of Korea peaked at 15.3% in 2020 and was at its lowest, 4.9%, in 2012.
Republic of Korea ranks 33rd of 39 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 12 years of available data.
Reduction in income inequality before and after tax among total vs. working age population in Republic of Korea, year by year
| Year | % | Change |
|---|---|---|
| 2011 | 5.4% | — |
| 2012 | 4.9% | -8.8% |
| 2013 | 5.3% | +8.3% |
| 2014 | 6.5% | +21.6% |
| 2015 | 8.2% | +26.7% |
| 2016 | 8.9% | +8.8% |
| 2017 | 9.7% | +8.5% |
| 2018 | 11.2% | +16.1% |
| 2019 | 12.4% | +11.0% |
| 2020 | 15.3% | +23.4% |
| 2021 | 15.1% | -1.8% |
| 2022 | 14.6% | -2.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 8.0% | 4.9% | 12.4% | 9 |
| 2020s | 15.0% | 14.6% | 15.3% | 3 |
Countries ranked near Republic of Korea
More poverty & inequality data for Republic of 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 reduction in income inequality before and after tax among total vs. working age population in Republic of Korea?
- Reduction in income inequality before and after tax among total vs. working age population in Republic of Korea was 14.6% in 2022, according to OECD (2026) – with minor processing by Our World in Data.
- What is the highest reduction in income inequality before and after tax among total vs. working age population recorded in Republic of Korea?
- The highest recorded value was 15.3% in 2020.
- What is the lowest reduction in income inequality before and after tax among total vs. working age population recorded in Republic of Korea?
- The lowest recorded value was 4.9% in 2012.
- How does Republic of Korea rank for reduction in income inequality before and after tax among total vs. working age population?
- Republic of Korea ranks 33rd out of 39 countries with data for 2022.
- Is reduction in income inequality before and after tax among total vs. working age population rising or falling in Republic of Korea?
- Over the last ten years it is up 199.1%. The long-run trend across the full record is rising.
- Where does this Republic of Korea data come from?
- The figures come from OECD (2026) – with minor processing by Our World in Data, published as part of Reduction in income inequality before and after tax among total vs. working age population. 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
This is the percentage difference between the Gini coefficient before taxes and benefits and the Gini coefficient after taxes and benefits.