Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living. 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 Financial fixes: Beware of market bubbles Ideas on how to build a solid investment portfolio. Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance. How much monthly income do you need to retire? Don't think of retirement in just a number, think of it in terms of monthly income.