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? Address Thank you! Oops! Related Contents Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Do You Owe The AMT? If you want to avoid potential surprises at tax time, it may make sense to know where you stand when it comes to the AMT. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.