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 Changing Unhealthy Behaviors Five phases to changing unhealthy behaviors. Understanding Equity Compensation Net Unrealized Appreciation and how it affects tax responsibilities. Does Your Credit Score Affect Your Insurance Rates? Your credit score may influence how much you pay for auto and home insurance.