Rex says
Money math without the spreadsheet headache. Plug in your numbers and I'll show you exactly where the dollars land.
Try a scenario
Click to load — tweak from there.Inputs
Result
Fund needed
$35,550
Months of saving required
19.8
Monthly burn while off
$3,950
Living costs only
$21,000
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One click, a permanent link with your numbers baked in.
How to use this
- 1Enter monthly living costs ($).
- 2Enter months off.
- 3Enter monthly health coverage ($).
- 4Enter re-entry buffer (months).
- 5Enter monthly savings ability ($).
- 6Read your fund needed on the right — it updates as you type.
- 7Hit Share to keep the scenario or send it to someone.
About this calculator
A career break needs living costs, a buffer for the job hunt back in, and health coverage. This sizes the fund and how long it takes to save.
Worked example
Using the values the calculator loads with:
Inputs
- Monthly living costs: 3500 $
- Months off: 6
- Monthly health coverage: 450 $
- Re-entry buffer: 3 months
- Monthly savings ability: 1800 $
Results
- Fund needed: $35,550
- Months of saving required: 19.8
- Monthly burn while off: $3,950
- Living costs only: $21,000
What each field means
Inputs
- Monthly living costs ($)
- The monthly living costs used in the calculation, measured in $. Starts at 3500 $ so you have a working example on load.
- Months off
- The months off used in the calculation. Starts at 6 so you have a working example on load. Accepted range: 1–36.
- Monthly health coverage ($)
- The monthly health coverage used in the calculation, measured in $. Starts at 450 $ so you have a working example on load.
- Re-entry buffer (months)
- The re-entry buffer used in the calculation, measured in months. Starts at 3 months so you have a working example on load. Accepted range: 0–12 months.
- Monthly savings ability ($)
- The monthly savings ability used in the calculation, measured in $. Starts at 1800 $ so you have a working example on load.
Results
- Fund needed
- Returned as a money amount in US dollars and shown as the headline result. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Months of saving required
- Returned as a decimal number. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Monthly burn while off
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Living costs only
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
FAQ
How does the career break / sabbatical fund calculator work?
A career break needs living costs, a buffer for the job hunt back in, and health coverage. This sizes the fund and how long it takes to save. The underlying maths is: Fund = (monthly costs × months off) + reentry buffer
What do I need to enter?
5 values: monthly living costs, months off, monthly health coverage, re-entry buffer, and monthly savings ability. Each field starts with a sensible default, so you can change one number at a time and watch the result move.
What does the fund needed result mean?
It is returned as a money amount in US dollars and updates live as you edit the inputs, so you can compare two or three versions of a scenario in a few seconds.
Is this calculator free, and do I need an account?
Yes, it's free, and no account is required. Nothing you type is stored on our servers — the maths runs entirely in your browser.
How accurate is the result?
It applies the standard formula exactly, so the arithmetic is precise. Results are estimates before tax, fees, and inflation unless an input explicitly covers them.
Who is this tool for?
It's built for anyone comparing money scenarios before committing — budgeting a payment, sanity-checking a quote, or seeing what a change in rate or term actually costs.
Accuracy and limitations
- Results are estimates before tax, fees, and inflation unless an input explicitly covers them.
- Rates are treated as fixed for the whole period — variable-rate products will drift from this projection.
- This is educational maths, not financial advice. Check anything contractual with the lender or your accountant.
Cite this calculator
Writing about this topic? Grab a citation — every link helps keep these tools free.
RevenueLab. (2026). Sabbatical Fund Calculator. Retrieved from https://www.revenuelab.fyi/toolbox/sabbatical-fund
<p>Source: <a href="https://www.revenuelab.fyi/toolbox/sabbatical-fund" target="_blank" rel="noopener">Sabbatical Fund Calculator — RevenueLab</a> (2026).</p>
Source: [Sabbatical Fund Calculator — RevenueLab](https://www.revenuelab.fyi/toolbox/sabbatical-fund) (2026).