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 Saving for College 101 Here’s a crash course on saving for college. Preparing for the Expected You can plan ahead to protect yourself and your family against the financial consequences of deteriorating health. Risk Perspective Is it possible to avoid loss? Not entirely, but you can attempt to manage risk.