Korean Dividend Calculator
Dividend yield and after-tax income for Korean accounts.
For reference only. Not tax advice
Account type
Look up the yearly dividend yourself and type it in. This app ships no dividend data for any stock.
Type your numbers and the result shows up.
Result card
Run a calculation and a result card appears.
Enter a share price and a dividend and get the yield before and after tax. It splits tax by regular account, ISA and pension account, works backward from a monthly dividend goal, and builds a reinvestment table. Your numbers are calculated on your device and never sent to a server.
Where each rate and limit comes from
Checked 2026-10-09
| Item | Value | Source | Note |
|---|---|---|---|
| Dividend tax, regular account | 15.4% | National Tax Service, withholding guide | 14% income tax plus 1.4% local tax. Checked in official document |
| ISA tax above the exempt limit | 9.9% | Financial Services Commission, ISA Q&A | Applies only to gains above the limit. Checked in official document |
| ISA exempt limit, standard type | 200만원 | Financial Services Commission, ISA Q&A | KRW 2,000,000. A reform is under discussion, so you can edit the limit. Checked in official document |
| ISA exempt limit, low-income and farmer type | 400만원 | Restriction of Special Taxation Act, Art. 91-18 | KRW 4,000,000. Confirmed only through a search summary, not the statute text. You can edit the limit. Statute text not opened |
| Pension account tax when paid out | 5.5%, 4.4%, 3.3% | National Tax Service, pension income guide | Under 70, 70 to 79, 80 and over. Local tax included. Checked in official document |
| Comprehensive taxation threshold | 2,000만원 | National Tax Service | Interest plus dividends above this amount in a year fall under comprehensive taxation. Checked in official document |
What this calculator does and does not do
This is a reference calculation, not tax advice. Tax law can change and your real tax depends on your situation. Check with the tax office or a tax accountant before a big decision.
What it does
- Computes yield before and after tax from your numbers.
- Applies separate rates for regular, ISA and pension accounts.
- Works backward from a monthly dividend goal to the capital needed.
- Builds a year-by-year reinvestment table.
What it does not do
- It ships no dividend data and recommends no stock.
- It does not save your numbers or send them anywhere.
- It does not forecast future dividends or prices.
- It does not cover comprehensive taxation, health insurance or foreign stock tax.
Gwiraedang
Gwiraedang reads Korean Saju from a birth date.
Open Gwiraedang