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 Perspectives on Tax Planning Too often, taxes are only thought of once or twice a year Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one.