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 Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important. Interested in a Fuel Efficient Car? Estimate how many months it may take to recover the out-of-pocket costs when buying a more efficient vehicle.