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Emergency fund calculator: how much you need and when it is full

Enter your essential monthly expenses, choose 3 or 6 months, and add what you already have and can set aside each month. You get the target, the amount still to save and the month your fund is full. No sign-up needed.

Start from
€
Rent or mortgage, utilities, food, transport, insurance and minimum debt payments.
Months of cover
6 months or more suits a single income, self-employment and children at home.
€
€
Target fund€9,0006 months × €1,500
Still to save€7,000
Fund fullOct 202824 months

€2,000 of €9,000 saved · 22%. That covers 1.3× your monthly essentials.

With €300 a month your fund is full in 24 months, in October 2028. Every extra €50 a month brings it 4 months closer.
04.5K3 mo6 mo9 mo12 mo15 mo18 mo21 mo24 moTarget €9,0003×

Step by step

  1. 1× monthly essentials€1,500Already covered
  2. 3× monthly essentials€4,500July 2027 · 9 months
  3. Target: 6× monthly essentials€9,000October 2028 · 24 months

Make this fund your first goal in Groworth

Set the target once and measure it against your savings account. Every euro you set aside raises your level from 1 to 100.

Create a free account

How much should an emergency fund be?

The usual answer is 3 to 6 months of essential expenses. Essential means what you pay even in a lean month: housing, utilities, food, transport, insurance and minimum debt payments. Holidays, eating out and new purchases stay out of the count, so the target is smaller than your full spending and you reach it sooner.

Emergency fund = essential monthly expenses × months of cover

With €1,500 of essentials a month, 3 months is €4,500, 6 months is €9,000 and a full year is €18,000.

3 or 6 months: who needs more

Three months suits a household with two steady incomes and no one else depending on it. Choose 6 months or more when:

For 9 or 12 months, pick Other in the calculator and enter the number.

Worked example

Essentials of €1,500 a month and 6 months of cover give a target of €9,000. With €2,000 already saved, €7,000 is still to go.

How the time to the target changes with the months of cover, at €300 a month:

CoverTargetTime to target
3 months€4,5009 months
6 months€9,00024 months
9 months€13,50039 months
12 months€18,00054 months

These numbers are already in the calculator above; change any of them and the result updates instantly.

Start from income when expenses are still a guess

Switch the calculator to Income and enter your net monthly income. It takes 60% of it as essential expenses, the upper line for needs in a balanced budget. With €2,500 net that is €1,500 a month, the same as in the example above. A month or two of tracked spending turns the estimate into your own figure.

Where to keep it

An emergency fund works best when it is available within a day or two and kept apart from your everyday account, so you see it as one number and it stays whole. A separate savings account is the usual home. Its job is to be there when you need it; growth is the job of your other goals.

How to build it faster

Frequently asked questions

How much should I have in an emergency fund?

3 to 6 months of essential expenses: housing, utilities, food, transport, insurance and minimum debt payments. With €1,500 of essentials a month that is €4,500 to €9,000. Six months or more suits a single income, self-employment and households with children.

Is 3 or 6 months of expenses better?

Three months suits two steady incomes and no dependants. Six months suits one income, irregular income, children or a mortgage. Many people reach 3 months first and then continue to 6.

Should I build an emergency fund or pay off debt first?

A common order is a starter buffer of one month of expenses first, then extra payments on high-interest debt, then the full fund of 3 to 6 months. The buffer keeps a surprise bill off the credit card while the debt shrinks.

Where should I keep my emergency fund?

Somewhere you can reach within a day or two and separate from your everyday account, usually a savings account. The fund is there for availability, so the amount stays steady.

What counts as an emergency?

An expense that is necessary, urgent and unplanned: losing income, illness, an urgent car or home repair. Planned costs such as a holiday, annual insurance or Christmas gifts belong to their own savings goals.

How long does it take to build an emergency fund?

Divide the amount still missing by what you set aside each month. €7,000 at €300 a month takes 24 months; at €350 it takes 20. The calculator shows the calendar month as well.

The result is a calculation based on the numbers you enter, without interest on savings.