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 Retirement Traps to Avoid Beware of these traps that could upend your retirement. Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation. This Is Your Brain on Retirement The brain is a powerful thing, but when it comes to preparing for something that is far in the distance like retirement, it can easily be led astray — and result in some big retirement planning mistakes.