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 Question Thank you! Oops! Related Content Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living.