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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Emotional vs. Strategic Decisions Information vs. instinct. Are your choices based on evidence of emotion? When Should You Take Social Security Monthly Social Security payments differ substantially depending on when you start receiving benefits. Healthcare Costs in Retirement Without a solid approach, healthcare expenses may add up quickly and potentially alter your spending.