financial planning

fat FIRE

Achieving financial independence with a large portfolio supporting a comfortable or luxurious lifestyle.

Example

Fat FIRE required $3 million to support $120,000 per year in retirement spending.

Memory Tip

FAT — full lifestyle, full independence. Requires a much larger number.

Why It Matters

Fat FIRE matters because it helps people define their specific retirement goals and understand how much wealth they need to accumulate. Rather than aiming for a bare minimum retirement, this approach encourages individuals to plan for the lifestyle they actually want to live during their working years and beyond. It shapes career decisions, savings rates, and investment strategies based on personal values about comfort and experiences.

Common Misconception

Many people assume fat FIRE requires extreme wealth or is only achievable for high earners, but it is actually relative to individual circumstances and lifestyle choices. Someone in a low cost-of-living area might achieve fat FIRE with a smaller portfolio than someone in an expensive city, and the term is about supporting your desired lifestyle rather than reaching a specific dollar amount. The key is matching your portfolio size to your actual spending needs rather than comparing yourself to others.

In Practice

A couple earning 150,000 dollars annually might save aggressively for 15 years to accumulate a 2 million dollar portfolio. This portfolio could generate 80,000 dollars yearly through a 4 percent withdrawal rate, allowing them to retire comfortably and travel frequently, eat at nice restaurants, and enjoy hobbies without financial stress. Their fat FIRE goal differs from someone pursuing lean FIRE who might target only 500,000 dollars for a more modest retirement lifestyle.

Etymology

Modern FIRE sub-movement — financial independence without lifestyle sacrifice.

Common Misspellings

fat-FIREfatfirefat fire
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Related Terms

FIREfinancial independence

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See Also

financial planninginvesting
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