FIRE Calculator

Your Financial Independence number, adjusted for the cost of living and taxes of where you actually want to live.

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Your FIRE number for Lisbon

$840,000

Reach FI in 4.2 years

Based on $2,800/month spending at a 4% withdrawal rate

Side by side

What if you had a couple? Kids? A house?

+ Family size+ Life events+ Tax by country+ What-if scenarios

Already saving? Check if you can coast.

CoastFIRE is the point where compound growth alone gets you to FI by retirement — even if you stop contributing today.

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How much would you pay in taxes?

Compare taxes on your investment income across 260+ cities. A city with lower taxes might beat a cheaper city.

Lowest FIRE numbers worldwide

Ready to go beyond a rough estimate?

Plan your spending by category. See what happens if you buy a home, have kids, or move abroad. All free.