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 The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice. Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio. 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.