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 The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction. The Anatomy of an Index The S&P 500 represents a large portion of the value of the U.S. equity market, it may be worth understanding. RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two?