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Coast FIRE vs Barista FIRE: two ways to buy back time
Coast FIRE stops retirement contributions. Barista FIRE keeps some earned income. Here is what each changes and how the two can overlap.
Coast FIRE means the invested balance can reach the retirement target without another contribution, so current earnings only need to fund current life. Barista FIRE means part-time or lower-stress work covers some current spending, so the portfolio carries less of the load. Coast is a balance threshold; Barista is a cash-flow arrangement. A plan can be both.
Coast FIRE answers when contributions can stop
The Coast question is whether the existing portfolio, left invested until the planned retirement age, reaches the target on its own. If it does, retirement contributions become optional. Housing, food, tax and every other current bill still need earned income.
That distinction matters because stopping contributions is not the same as retiring. Coast buys flexibility in the present budget; it does not make the present budget disappear.
| Question | Coast FIRE | Barista FIRE |
|---|---|---|
| What changes? | Retirement contributions can stop | Earned income and hours can fall |
| What still needs funding? | All current spending | Spending not covered by lighter work |
| Primary risk | Long-term return and inflation | Income reliability plus portfolio withdrawals |
Barista FIRE answers how much work remains
The Barista question starts with annual spending and subtracts the net income a lighter job would cover. The remaining spending gap is the amount the portfolio or other income must fund. More reliable earned income means a smaller required portfolio; less means a larger one.
Do not model gross wages as available spending. Payroll deductions, income tax, benefits and work costs sit between the headline wage and the amount that actually closes the gap.
The useful combined plan
A strong combined plan reaches Coast first, then uses part-time income to cover current expenses without drawing down the portfolio. The balance keeps compounding toward full retirement while the work requirement falls.
Our position: this is more robust than treating FIRE as one irreversible quitting date. It exposes the two separate risks, investment growth and earned-income availability, and lets the reader stress-test each rather than hiding both inside one age.
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