Review Of Emergency Fund Savings Ideas. Web an emergency fund is a key component of any good financial plan. The rule of thumb is that you need to keep between three and six months’ worth of household expenses in your emergency fund.

Use our emergency fund calculator below to help you pinpoint your savings goal. Once you know the full amount you’re aiming for, you can start breaking down how to get there. The rule of thumb is that you need to keep between three and six months’ worth of household expenses in your emergency fund.