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 Message Thank you! Oops! Related Content Potential Income from an IRA Estimate your monthly and annual income from various IRA types. Ask a Financial Professional: I Got a Big Raise. Now What? You got a pay raise – what should you do with it? Find tips on how to avoid tax surprises and lifestyle creep, and why paying What Do Fine Wine and Financial Planning Have in Common? Do you love wine? Next question: Are you financially confident? This one is a little harder to answer, right?