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 Do Our Biases Affect Our Financial Choices? Even the most seasoned investors have biases affecting their financial choices. RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two? Retirement Questions That Have Nothing to Do With Money Things to consider before retirement.