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 Message Thank you! Oops! Related Content 8 Financial Milestone Birthdays Get ready to celebrate your financial birthdays in this informative infographic. Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents. A Primer on Irrevocable Life Insurance Trusts Irrevocable life insurance trusts can be important tools that may accomplish a number of estate objectives.