KR · Asia ↔ US · Americas
South Korea vs United States: tax rates compared
Between the two, South Korea's income tax rate (49.5%) tops United States's (43.7%) by 5.8pp. The 37-country average is 43.2%: both sit above it.
Verified data covers three of the six tracked tax types for both countries; every rate below is cited to its source and dated.
Income Tax
| Country | Rate | Source |
|---|---|---|
| South Korea | 49.5% | Source: OECD Tax Database — Top statutory personal income tax rates · as of 2025-01-01 |
| United States | 43.7% | Source: OECD Tax Database — Top statutory personal income tax rates · as of 2025-01-01 |
| Difference | +5.8 pp | South Korea higherlargest gap on this page |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| South Korea | 26.4% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| United States | 25.6% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | +0.8 pp | South Korea higher |
Between the two, South Korea's corporate tax rate (26.4%) tops United States's (25.6%) by 0.8pp. The 201-country average is 22.6%: both sit above it.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| South Korea | 0% | Source: PWC Worldwide Tax Summaries — Korea, Republic of (Individual, Other taxes) · as of 2026-07-02 |
| United States | 0% | Source: PWC Worldwide Tax Summaries — United States (Individual, Other taxes) · as of 2026-03-18 |
| Difference | 0 pp | displayed rates match |
There's no gap here — South Korea and United States both post a wealth tax rate of 0%. The 193-country average is 0.1%: both sit below it.
Not covered for both countries yet: VAT, Capital Gains Tax, Crypto Tax.