Social Security Taxes Estimate how much of your Social Security benefit may be considered taxable. 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 Question Thank you! Oops! Related Content When Special Care Is Needed: The Special Needs Trust A special needs trust helps care for a special needs child when you’re gone. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. Keep Your Umbrella Handy Umbrella liability can be a fairly inexpensive way to help shelter current assets and future income from the unexpected.