Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Social Security: By the Numbers Here are five facts about Social Security that might surprise you. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals.