Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.