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 Business Owner It takes time, talent and tenacity to turn your small business into a thriving operation. I can help. What happens if I withdraw money from my tax-deferred invest Withdrawing funds from retirement accounts before turning age 59 ½ usually triggers a 10% tax penalty Elder Care They may not admit it, but as your parents age they might need your financial help.