About the Barista FIRE Calculator
Barista FIRE: the smaller portfolio you need when part-time work covers some of your living costs.
Also known as: barista fi, semi retirement calculator.
How to use this calculator
- Enter annual spending in retirement, safe withdrawal rate, current investments, annual savings and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
FIRE number = annual spending ÷ withdrawal rate (≈ 25× spending at 4%)
Worked example
Using the values pre-filled in the calculator above:
- Annual spending in retirement = 45,000
- Safe withdrawal rate = 4 %
- Current investments = 150,000
- Annual savings = 40,000
- Real (after-inflation) return = 5 %
the calculator returns:
- FIRE number: 1,125,000
- Years to reach it: 15 years
- Gap today: 975,000
- Progress: 13.33%