Enter your annual expenses and withdrawal rate into the calculator to determine your FIRE number.

FIRE Calculation Formula

The following formula is used to calculate your FIRE number:

FIRE Number = Annual Expenses / (Withdrawal Rate / 100)

Variables:

  • FIRE Number is the amount you need to retire early ($)
  • Annual Expenses are your yearly living costs ($)
  • Withdrawal Rate is the percentage of your FIRE number you plan to withdraw each year (%)

To calculate the FIRE number, divide your annual expenses by your withdrawal rate expressed as a decimal.

What is the FIRE Movement?

The FIRE (Financial Independence, Retire Early) movement is a lifestyle movement that advocates for extreme savings and investment that allows proponents to retire far earlier than traditional budgets and lifestyles would permit. The goal is to accumulate enough wealth to live off the returns, allowing individuals to retire and pursue their passions without the constraints of a traditional job.

How to Calculate Your FIRE Number?

The following steps outline how to calculate your FIRE number using the given formula:


  1. First, determine your annual expenses based on your current lifestyle.
  2. Next, decide on a safe withdrawal rate that you are comfortable with.
  3. Use the formula from above: FIRE Number = Annual Expenses / (Withdrawal Rate / 100).
  4. Finally, calculate your FIRE number by plugging in the values.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem:

Use the following variables as an example problem to test your knowledge.

Annual Expenses = $40,000

Withdrawal Rate = 4%

FAQ

1. What is a FIRE number?

Your FIRE number is the amount of money you need to have saved in order to retire early and live off the returns.

2. How is the withdrawal rate determined?

The withdrawal rate is typically based on historical market performance and personal comfort levels, with 4% being a common rule of thumb.

3. How often should I use the FIRE calculator?

It’s helpful to use the FIRE calculator whenever there’s a change in your expenses, savings, or investment strategies.

4. Can this calculator be used for different lifestyles?

Yes, you can adjust the annual expenses field to match your lifestyle to calculate the FIRE number accordingly.

5. Is the calculator accurate?

The calculator provides an estimate of your FIRE number based on the inputs provided. For exact figures, it’s best to consult a financial advisor.