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FIRECalc
Financial Independence, Retire Early

Find Your FIRE Number

Calculate exactly how much you need to invest and how many years it will take to achieve financial freedom. Plan your path to early retirement today.

Your Variables

Timeline

30
50

20 years to invest

Investment

Market Rates

7%
4%

Total Portfolio at Age 50

$0

Total Contributions: $0

Safe Annual Income

$0

That's $0 per month passively.

Wealth Composition

NaN%
NaN%

Principal (Money You Saved)

$0

Interest (Money Earned)

$0

The Magic of Compound Interest

If you invest $1,500/mo for 20 years at 7% return, your money will make you more money than you ever saved yourself. In this scenario, compound interest accounts for NaN% of your total retirement wealth!

What is the FIRE Movement?

FIRE stands for Financial Independence, Retire Early. It is a lifestyle movement with the goal of gaining financial freedom and retiring far earlier than the traditional age of 65. The core principle of FIRE is maximizing your savings rate (often saving 50% to 75% of income) and aggressively investing in low-cost index funds.

The 4% Rule Explained

The foundation of most FIRE calculations is the 4% Rule (based on the Trinity Study). This rule states that you can safely withdraw 4% of your investment portfolio each year in retirement (adjusted for inflation) without running out of money for at least 30 years.

To find your "FIRE Number" (the total portfolio size you need to retire), you simply calculate your annual expenses and multiply by 25. For example, if you spend ,000 a year, your FIRE number is ,000,000 (,000 x 25).

How to Use This Calculator

  1. Current Savings: Enter the total amount you currently have invested.
  2. Monthly Investment: Enter how much you plan to invest every single month.
  3. Annual ROI: The expected average annual return on your investments (historically, the S&P 500 averages 7-10% before inflation).
  4. Withdrawal Rate: Enter your safe withdrawal rate (typically 3% to 4%).

The calculator will project your portfolio growth over time and tell you exactly how much passive income you can generate at your target retirement age. Adjust the variables to see how increasing your savings rate can drastically reduce the time it takes to reach financial independence!