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 Saving for Retirement This calculator can help you estimate how much you may need to save for retirement. Life and Death of a Twenty Dollar Bill How long does a $20 bill last? How to Retire Early Retiring early sounds like a dream come true, but it’s important to take a look at the cold, hard facts.