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 Tuning Your Social Security Benefit When should you take your Social Security benefit? Social Security: The Elephant in the Room Some people wonder if Social Security will remain financially sound enough to pay the benefits they are owed. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.