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 Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process. Once Upon a Goal Do you know how to set up your financial goals for success? This knight does. Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio.