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 The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? Saving for Retirement This calculator can help you estimate how much you may need to save for retirement.