Salary & Tax Calculator — South Korea 🇰🇷
Estimate your real take-home pay in South Korea. We model income tax brackets, 4대보험 (4 social insurances), and the personal allowance to show what actually lands in your account in KRW. Effective rate — total tax divided by gross — is what matters most for budgeting, not the headline marginal rate.
National income tax + ~9.4% four social insurances (simplified).
Popular salaries in South Korea
Pre-calculated breakdowns for common gross salaries.
How tax works in South Korea
Asia & Pacific · KRW
South Korea uses an eight-band income tax with a top rate of 45%, plus a 10% local income tax. The four mandatory insurances — national pension, health, employment, and long-term care — total around 9.4% for the employee. A standard earned-income deduction reduces the taxable base substantially.
Gross vs. net pay in South Korea
The total figure on your contract — before any tax or social deductions. In South Korea this is typically quoted in KRW per year, though monthly quotes are common for white-collar roles.
What lands in your bank account after income tax and 4대보험 (4 social insurances). Most workers in South Korea keep 70% of a ₩110,000,000 gross.
Visible on your payslip: income tax (progressive brackets) and 4대보험 (4 social insurances) at 9.4%. These are what this calculator models.
Paid on top of your gross — pension contributions, employer social security, accident insurance. They raise the total cost of employment but do not reduce your net pay.
South Korea vs. similar countries
Same ₩110,000,000 gross compared across regional peers. Numbers only — purchasing power varies.
| Country | Net / year | Net / month | Effective |
|---|---|---|---|
| 🇰🇷 South Korea | ₩77,125,000 | ₩6,427,083 | 29.9% |
| 🇦🇺 Australia | $58,339,140 | $4,861,595 | 47.0% |
| 🇳🇿 New Zealand | $65,360,923 | $5,446,744 | 40.6% |
| 🇸🇬 Singapore | $83,624,850 | $6,968,738 | 24.0% |
| 🇯🇵 Japan | ￥63,464,500 | ￥5,288,708 | 42.3% |
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Frequently asked
Last updated: 2026. National income tax + ~9.4% four social insurances (simplified).