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 A Decision Not Made Is Still a Decision Investors who put off important investment decisions may face potential consequence to their future financial security. The Half Million Dollar Baby The true cost of raising a child may be far more than you expect. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money.