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 Does Your Credit Score Affect Your Insurance Rates? Your credit score may influence how much you pay for auto and home insurance. The Sequence of Returns A look at how variable rates of return impact investors over time. Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids.