Potential Income from an IRA Estimate your monthly and annual income from various IRA types. 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? Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living.