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 What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock. How to Spend Smart to Improve Cash Flow Congratulations — your business is profitable! Have you considered how much of those profits to reinvest in your business? Are You Prepared for an Estate Tax Sunset? The federal estate tax exemption sunsets in 2025. Learn more about what to do to make the most of the higher threshold.