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 Question Thank you! Oops! Related Content Surprises Making the most of surprises is a great reason to work with us. Video: The Independence of Financial and Emotional Greater financial and emotional confidence brings greater independence. Isn’t that what it’s all about? How the Federal Reserve Works Each day, the Fed is behind the scenes supporting the economy and providing services to the U.S. financial system.