Tax Freedom Day Assess how many days you'll work to pay your federal tax liability. 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. Navigating Retirement Pitfalls Why are they made again and again? Making sense of these errors in judgement. Retirement Questions That Have Nothing to Do With Money Things to consider before retirement.