Rule 1
Qualifying one-house cases may be exempt up to KRW 1.2B or taxed only on the excess.
Real Estate Capital Gains Tax
Korea Capital Gains Tax Calculator
✓ Tax-exempt (1 household/1 house)
납부 세액 없음
Based on suspended heavy tax rules for multi-home owners post 2023.05.10. Consult a tax professional for your actual liability.
Real estate capital gains tax is country-specific
This page estimates real estate capital gains tax under Korea rules. Because brackets, deductions, and social contributions are country-specific and can change yearly, use the result as a planning estimate before filing.
Core calculation rules
Rule 2
Long-term deduction can reach 30% generally and 80% for qualifying one-house cases.
Rule 3
Short-term rates are 70% under one year and 60% under two years.
How to use
- Enter the required amounts and conditions.
- Review the tax, deduction, and contribution lines separately.
- Compare with current official rules before filing, paying, or making a decision.
Frequently asked questions
Which country does this calculator use?
It uses Korea rules. Do not apply it directly to another country’s tax, deduction, or social insurance system.
Why can the final amount differ?
High-value homes, multi-home status, rentals, and regulated-area rules can change by year.
Do the rules change every year?
Yes. Tax rates, deduction limits, and social contribution rates can change each year. Confirm the current-year rules before filing or paying.
This is a general estimate. Confirm the final amount with the tax authority or a tax professional.