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 18 Years Worth of Days The average retirement lasts for 18 years. Are you prepared to fill that many days? You Are Not Alone it Just Feels That Way Let’s start getting your financial priorities and attitudes in sync with model behaviors. Retirement Plan Distributions There are a number of ways to withdraw money from a qualified retirement plan.