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 Question Thank you! Oops! Related Content You May Need to Make Estimated Tax Payments If… Have income that isn’t subject to tax withholding? Or insufficient withholdings? You may have to pay estimated taxes. The 12 Steps to Living Confidently: Retire With Confidence There are good ways to retire and bad ways to retire. Retire the right way by better understanding Social Security. The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice.