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 Message Thank you! Oops! Related Content Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Insurance Needs Assessment: Married With Children When you’re married and have children, insurance needs will be different. Countering Counterfeit Currency Combating counterfeiting remains core to preserving the integrity of the nation’s money.