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. Share | Related Content Should You Ever Retire? A growing number of Americans are pushing back the age at which they plan to retire. Or deciding not to retire at all. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Investment Strategies for Retirement Investment tools and strategies that can enable you to pursue your retirement goals.