FIRE Calculator

Switch between finding your earliest FIRE age and solving for the monthly contribution needed to retire at a target age. All calculations use real, inflation-adjusted returns and update instantly.

Inputs

All calculations use real, inflation-adjusted returns and update instantly.

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Inputs

Mode
Return assumption mode
Choose manual planning assumptions or a historical market reference.
7.0%
Adjust expected annual return for planning scenarios.
2.5%
4%

Scenario comparison

Turn on side-by-side scenarios only when you want to compare three contribution or retirement-age paths.

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Results

FIRE number

$900,000

Monthly withdrawal in retirement

$3,000

FIRE age

54.2

Years to FIRE

24.2

Annual withdrawal

$36,000

FIRE chart

Portfolio value versus the FIRE number over time, using real returns.