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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio. The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate.