My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. 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 Message Thank you! Oops! Related Content A Fruitful Retirement: Social Security Benefit Taking your Social Security benefits at the right time may help maximize your benefit. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement.