— Budgeting
Emergency Fund Calculator
Find how large your emergency fund should be. Enter essential monthly expenses, months of cover, current savings, and income stability to see your target, coverage today, savings gap, recommendation, and time needed to reach it.
Target emergency fund
$15,000
- Monthly essentials
- $2,500
- Still to save
- $15,000
- Months currently covered
- 0
- Recommended for you
- $15,000
Try: $2,500/mo essentials, 6 months, Gap from $5k saved, Self-employed with 2 dependents, Lean 3-month fund
— Fund at different coverage levels
| Coverage | Fund needed | Gap to target |
|---|---|---|
| 3 months | $7,500 | $7,500 |
| 6 months | $15,000 | $15,000 |
| 9 months | $22,500 | $22,500 |
| 12 months | $30,000 | $30,000 |
— What you have vs your target
Download— How it works
Target = essential monthly expenses × months of coverage. Gap = target − existing savings. Months covered = existing savings ÷ essential monthly expenses. The recommendation adjusts the months for income stability and dependents.
How much is enough
The target is simple arithmetic: your essential monthly expenses multiplied by the months of cover you want. The standard advice is three to six months — three if your income is stable and secure, six or more if it isn’t. The key word is essential. An emergency fund exists to keep a roof over your head and food on the table if income stops, so it’s sized on must-pay costs — housing, utilities, groceries, insurance, transport, minimum debt payments — not the dining out and subscriptions you’d cut in a crisis. Sizing it on your full spending makes the target needlessly daunting.
Worked example — $2,500 a month of essentials, six months of cover: Target = $2,500 × 6 = $15,000. If you’ve saved $5,000, you’re two months covered with a $10,000 gap — about 20 months at $500 saved a month.
More months for less certainty
The right number of months depends on how reliable your income is and who depends on it. A dual-income household where both jobs are secure can lean toward three months; a single earner needs more like six. The self-employed, commission-earners and anyone in a volatile industry should aim for nine to twelve months, because their income can vanish faster and return more slowly. Dependents push it up too — more people relying on you means a bigger cushion. The calculator turns your stability and dependents into a recommended target you can compare against your own.
Building it, and where to keep it
An emergency fund only works if you can reach it instantly and it won’t have fallen in value when you need it — so it belongs in a liquid, low-risk home like a high-yield savings account, not invested in the market where a downturn could hit exactly when you’re laid off. Build it gradually: even a small automatic monthly transfer compounds into a real buffer, and the calculator shows how long your chosen amount takes to close the gap. Start with a starter goal of one month, then build toward the full target. This is a planning tool, not financial advice — but few things buy more peace of mind than knowing you could weather a bad few months.
— Reader questions
How much should I have in an emergency fund?
Three to six months of essential expenses is the usual guide — three if your income is stable, six or more if it’s not. On $2,500 a month of essentials, that’s $7,500 to $15,000. Multiply your must-pay monthly costs by the months of cover you want.
What expenses should the emergency fund cover?
Only essentials — the costs you couldn’t avoid if your income stopped: housing, utilities, groceries, insurance, transport and minimum debt payments. Leave out discretionary spending like dining out and subscriptions, which you’d cut in an emergency.
How many months of expenses should I save?
It depends on income security: three months for a secure dual income, six for a single stable income, and nine to twelve for the self-employed, commission earners or anyone with variable income. Dependents push the figure higher.
Where should I keep my emergency fund?
Somewhere liquid and safe — a high-yield savings account or money-market account — so you can access it instantly and it won’t have dropped in value when you need it. Don’t invest it in stocks, which could fall just when you’re forced to draw on it.
Should I build an emergency fund or pay off debt first?
Usually a small starter fund (around one month) first, then attack high-interest debt, then build the full fund. A starter buffer stops a surprise expense from forcing you back into debt while you’re trying to pay it down.