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 What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. Tuning Your Social Security Benefit When should you take your Social Security benefit? Helpful Retirement Strategies for Women Learn how to address the challenges that women face when planning for retirement.