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 Question Thank you! Oops! Related Content The Sequence of Returns A look at how variable rates of return impact investors over time. Success Strategies: Start planning Now Using Life Insurance as part of a potential business succession strategy What is the Value of Your Business? Ascertaining the value of your business is important for a variety of reasons.