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 Message Thank you! Oops! Related Content A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. Tax-Advantaged Retirement Strategies Heading into retirement with confidence is easier if your strategy includes steps to help minimize taxes. Even though your income is likely to decline, you still could be subject to high taxes if you’re not careful. Take the Stage: Starting Out Start planning for their financial futures by following a few helpful guidelines.