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 Inventorying Your Possessions Creating an inventory of your possessions can save you time, money and aggravation in the event you someday suffer losses. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. Managing Your Lifestyle Using smart management to get more of what you want and free up assets to invest.