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. Share | 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. What's My 2022 Tax Bracket? Knowing your tax bracket can make a large difference in your tax preparations. Check out this handy reference of updated ranges from the IRS in case your designated bracket has changed. Tax Freedom Day Assess how many days you'll work to pay your federal tax liability.