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 Taxing Story: Capital Gains and Losses Understanding how capital gains are taxed may help you refine your investment strategies. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Important Birthdays Over 50 Here's a look at several birthdays and “half-birthdays” that have implications regarding your retirement income.