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 Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. Your Changing Definition of Risk in Retirement A change in your mindset during retirement may drive changes to your portfolio. Getting a Head Start on College Savings A few strategies that may help you prepare for the cost of higher education.