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Coast FIRE Calculator

Calculate Coast FIRE — savings needed now so you can stop contributing and still reach FIRE by retirement age.

Also known as: calculate coast fire number calculator, coast fire calculator, calculate coast fire number, retirement finance, retirement calculate coast fire number

Inputs

Results update when you click Calculate Coast FIRE.

Coast FIRE number

$355,326

  • Full FIRE number$1,375,000
  • Your current savings$180,000
  • Projected at FIRE age$726,973
  • Years to coast20 years

Coast FIRE status

Need $175,326 more

Keep contributing

Save until invested assets reach $355,326 to coast the rest of the way.

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What this result means

Calculate Coast FIRE — savings needed now so you can stop contributing and still reach FIRE by retirement age. Coast FIRE = FIRE number ÷ (1 + return)^Years until FIRE age.

Assumptions

  • Rule dependency: Universal formula / market assumptions.

Coast FIRE

Coast FIRE = FIRE number ÷ (1 + return)^Years until FIRE age.

Example

Age 35 targeting FIRE at 55 with 7% return — Coast FIRE is well below full FIRE because compounding has 20 years.

Frequently asked questions

What is Coast FIRE?+

Enough invested today that, without new contributions, you reach traditional FIRE by retirement age.