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 When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases. Inflation and the Real Rate of Return Learn about the role of inflation when considering your portfolio’s rate of return with this helpful article. Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.