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 Insuring Your Business Against Cyber Liability 90% of small businesses in the U.S. don't protect their data from cyber attacks. Is your business at risk? Important Birthdays Over 50 Here's a look at several birthdays and “half-birthdays” that have implications regarding your retirement income. Choose Your Own Retirement Adventure Retirement is one of the greatest adventures you’ll have. Which retirement adventure will you choose?