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 Managing the Risk of Outliving Your Money Steps to help you sustain and grow your retirement savings. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters.