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 Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.