How to Calculate Financial Independence
What is Financial Independence?
Financial independence means having enough invested assets to cover living expenses indefinitely without working. The 25x rule suggests accumulating 25x annual expenses, then withdrawing 4%/year.
Formula
- FI
- Annual expenses x 25 (at 4% withdrawal rate) — Annual expenses x 25 (at 4% withdrawal rate)
Step-by-Step Guide
- 1FI number = Annual expenses x 25 (at 4% withdrawal rate)
- 250% savings rate leads to approx 16 years to FI; 70% savings rate leads to approx 8 years
- 3Investment return assumed 7% real (inflation-adjusted)
Worked Examples
Frequently Asked Questions
What is Financial Independence?
Financial independence means having enough invested assets to cover living expenses indefinitely without working. The 25x rule suggests accumulating 25x annual expenses, then withdrawing 4%/year
How accurate is the Financial Independence calculator?
The calculator uses the standard published formula for financial independence. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.
What units does the Financial Independence calculator use?
This calculator works with inches, percentages. You can enter values in the units shown — the calculator handles all conversions internally.
What formula does the Financial Independence calculator use?
The core formula is: FI number = Annual expenses x 25 (at 4% withdrawal rate). Each step in the calculation is shown so you can verify the result manually.
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