Saving for Retirement This calculator can help you estimate how much you may need to save for retirement. 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 Retirement Redefined Around the country, attitudes about retirement are shifting. The Mattress Dilemma: Where to Stash Your Savings? Americans are saving more these days.1 Especially millennials. We know why to save: For emergencies, for retirement, to afford big-ticket dreams like home ownership or opening a business. But how to save is another matter. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.