Saving for Retirement This calculator can help you estimate how much you may need to save for retirement. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents Retirement Redefined Around the country, attitudes about retirement are shifting. The History of Retirement Do you know where the idea of “retirement” comes from? My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.