How Big Should Your Emergency Fund Be?
Published 9/22/2025 · 2 min read · Finance calculators
A common rule is to keep three to six months of essential expenses in an easy-access savings account. If your must-pay costs are $2,000 a month, that's $6,000–12,000. Aim for the higher end if your income is variable or your job less secure, and the lower end if you have stable pay and few dependants. Start with a smaller $1,000 buffer, then build up.
Three to six months of essential expenses is the usual rule. Here's how many months fit your situation, where to keep the money, and how to build it.
The three-to-six-month rule
The standard target is three to six months of essential spending — not your total budget, but the must-pay costs you'd still face if your income stopped: rent or mortgage, food, utilities, transport, insurance and minimum debt payments. Leave out the extras you could pause, like eating out or holidays. Working from essentials keeps the target realistic and reachable, and it's the sum that actually buys you breathing room in a crisis.
How many months is right for you
Slide within that range according to how steady your life is. Lean toward six months (or more) if your income is variable or commission-based, you're self-employed, you're the only earner, you have dependants, or your industry is prone to layoffs. Three months can be enough if you have secure, salaried, dual-income stability and few obligations. The riskier your income, the bigger the cushion should be — the fund exists precisely for the situations you can't predict.
Where to keep it
An emergency fund has one job: to be there, in full, the moment you need it. That means keeping it liquid and safe, not chasing returns. A separate instant-access savings account is ideal — separate so you don't dip into it for non-emergencies, instant-access so you can reach it the same day. Don't invest it in shares or lock it away: a market dip when you're suddenly out of work is exactly the wrong time to be forced to sell.
How to build it
A few months of expenses sounds daunting, so start small and automate. A first milestone of around $1,000 already covers many minor emergencies and stops small shocks becoming debt. Set up an automatic transfer on payday — even a modest amount adds up, and treating it like a bill means it happens without willpower. Funnel any windfalls in too, and when you do have to use the fund, make refilling it your next priority.
Worked with our own calculator
Emergency fund calculator
Given
- Monthly expenses
- $2,000.00
- Months of cover
- 6
Result
- Target fund
- $12,000.00
These figures are produced by the calculator below, not typed in by hand — they are recomputed whenever the tool changes.
Run it on your own figures →Frequently asked questions
- How much should I have in an emergency fund?
- Usually three to six months of essential expenses.
- Where should I keep my emergency fund?
- In a separate, easy-access savings account, not invested.
- Is a $1,000 emergency fund enough?
- It's a good start, but most people should build to three to six months of costs.
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This is general information, not financial advice. The right amount depends on your circumstances; consider speaking to a qualified adviser.
Sources
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