Effective tax rates - Corporate tax statistics — Effective marginal in Korea
Korea: Effective tax rates - Corporate tax statistics — Effective marginal was 47.6 Percentage of taxable income in 2025. ▲ Rising
Effective tax rates - Corporate tax statistics — Effective marginal in Korea, 2017–2025
Source: Organisation for Economic Co-operation and Development. Measured in Percentage of taxable income.
Analysis
Korea recorded 47.6 Percentage of taxable income for effective tax rates - corporate tax statistics — effective marginal in 2025. That is the highest value across all 9 years on record.
That represents a change of up 3.7% on the previous year and up 47.2% over ten years.
Over the whole period, effective tax rates - corporate tax statistics — effective marginal in Korea peaked at 47.6 Percentage of taxable income in 2025 and was at its lowest, 32.34 Percentage of taxable income, in 2017.
Effective tax rates - Corporate tax statistics — Effective marginal in Korea, year by year
| Year | Percentage of taxable income | Change |
|---|---|---|
| 2017 | 32.34 Percentage of taxable income | — |
| 2018 | 38.77 Percentage of taxable income | +19.9% |
| 2019 | 38.08 Percentage of taxable income | -1.8% |
| 2020 | 38.04 Percentage of taxable income | -0.1% |
| 2021 | 39.77 Percentage of taxable income | +4.6% |
| 2022 | 43.62 Percentage of taxable income | +9.7% |
| 2023 | 43.77 Percentage of taxable income | +0.4% |
| 2024 | 45.91 Percentage of taxable income | +4.9% |
| 2025 | 47.6 Percentage of taxable income | +3.7% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 36.4 Percentage of taxable income | 32.34 Percentage of taxable income | 38.77 Percentage of taxable income | 3 |
| 2020s | 43.12 Percentage of taxable income | 38.04 Percentage of taxable income | 47.6 Percentage of taxable income | 6 |
Countries ranked near Korea
- 1 Cameroon 364.49 Percentage of taxable income compare
- 1 Democratic Republic of the Congo 43.54 Percentage of taxable income compare
- 2 Viet Nam 10.24 Percentage of taxable income compare
- 2 Zambia 204.38 Percentage of taxable income compare
- 3 Türkiye -59.05 Percentage of taxable income compare
- 3 Botswana 173.38 Percentage of taxable income compare
- 4 Iceland 144.03 Percentage of taxable income compare
- 5 Namibia 141.19 Percentage of taxable income compare
More economy & growth data for Korea
- Africa's Development Dynamics (AfDD) Table 02 - Annual real GDP 2.03 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 04 - Annual real GDP 2.2 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 16 - Public finances 24.21 Percentage of GDP (2029)
- Index of digital trade integration and openness 0.2301 Index (2024)
- Index of digital trade integration and openness (INDIGO) — A. 0.0475 Index (2024)
- Index of digital trade integration and openness (INDIGO) — B. Openess 0.0121 Index (2024)
- Index of digital trade integration and openness (INDIGO) — C. Trust 0.064 Index (2024)
- Index of digital trade integration and openness (INDIGO) — D. 0.0485 Index (2024)
- Index of digital trade integration and openness (INDIGO) — E. Wider 0.058 Index (2024)
- Corporate income tax (CIT) - statutory and targeted small business 27.5 Percentage of taxable income (2026)
Frequently asked questions
- What is effective tax rates - corporate tax statistics — effective marginal in Korea?
- Effective tax rates - corporate tax statistics — effective marginal in Korea was 47.6 Percentage of taxable income in 2025, according to Organisation for Economic Co-operation and Development.
- What is the highest effective tax rates - corporate tax statistics — effective marginal recorded in Korea?
- The highest recorded value was 47.6 Percentage of taxable income in 2025.
- What is the lowest effective tax rates - corporate tax statistics — effective marginal recorded in Korea?
- The lowest recorded value was 32.34 Percentage of taxable income in 2017.
- How does Korea rank for effective tax rates - corporate tax statistics — effective marginal?
- Korea ranks 2nd out of 3 groups with data for 2025.
- Is effective tax rates - corporate tax statistics — effective marginal rising or falling in Korea?
- Over the last ten years it is up 47.2%. The long-run trend across the full record is rising.
- Where does this Korea data come from?
- The figures come from Organisation for Economic Co-operation and Development, published as part of Effective tax rates - Corporate tax statistics — Effective marginal tax rate. Statizoid updates them automatically from the source API.
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About this data
This table reports synthetic tax policy indicators calculated on the basis of a prospective, hypothetical investment project. Unlike backward-looking ETRs, they do not incorporate any information about firms' actual tax payments.The OECD methodology has been described in detail in the OECD Taxation Working Paper No. 38 (Hanappi, 2018). Further methodological information is available in the explanatory annex.