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 Question Thank you! Oops! Related Content Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them. Managing Money as a Couple Keys to preparing to grow wealthy together. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset.