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 Tax Rules When Selling Your Home The tax rules governing profits you realize from the sale of your home have changed in recent years. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents.