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! Test Your Investment Knowledge! How much do you know about investing? Take our quiz and find out instantly. First Name Last Name Email Address Thank you! Oops! Related Content Personal Finance Calendar Use this handy calendar to remember the year’s most important financial dates. Gun Ownership and Your Homeowners Policy Gun owners need to make sure that their homeowners policy covers the full value of their firearm(s) as personal liability. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.