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FIRE Calculator
Calculate your Financial Independence Retire Early number and timeline.
About This Calculator
The FIRE movement's core equation is simple: accumulate 25× your annual expenses (the inverse of the 4% withdrawal rule). Someone spending $50,000/year needs $1.25 million. A couple saving $40,000/year with $100,000 already invested at 7% can reach $1.25 million in roughly 14 years. FIRE practitioners often pursue lean or fat variants depending on lifestyle preferences.