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 Message Thank you! Oops! Related Content Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids. Raising Healthy Children Healthy habits are one of the greatest gifts to give your child. Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.