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 Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions. Preparing for the Expected You can plan ahead to protect yourself and your family against the financial consequences of deteriorating health. The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction.