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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The Basics of Investing What’s the connection between cars and financial management? How Can I Be a Confident Spender in Retirement? Imagine you’ve been invited to go paragliding. It’s your first time and you’ve bought a top-of-the-line paraglider. The Anatomy of an Index The S&P 500 represents a large portion of the value of the U.S. equity market, it may be worth understanding.