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 Insurance Needs Assessment: When You're Young and Single Even if you’re young and single, you should still consider protecting yourself. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Tax Freedom Day Assess how many days you'll work to pay your federal tax liability.