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 A Decision Not Made Is Still a Decision Investors who put off important investment decisions may face potential consequence to their future financial security. Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit? A Meal for All Generations When it comes to generational differences, knowing the facts can be difficult.