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 Emotional vs. Strategic Decisions Information vs. instinct. Are your choices based on evidence of emotion? Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. Saving for College 101 Here’s a crash course on saving for college.