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 | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals.