A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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 Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. Assess Life Insurance Needs How to help determine life insurance needs to provide for your family after you pass away. Extended Care: A Patchwork of Possibilities What is your plan for health care during retirement?