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 Question Thank you! Oops! Related Content Earnings for All Seasons Earnings season can move markets. What is it and why is it important? Lifetime of Earnings Estimate how much you have the potential to earn during your working years. A Decision Not Made Is Still a Decision Investors who put off important investment decisions may face potential consequence to their future financial security.