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Key takeaways
- An emergency fund stops surprises turning into debt
- Aim for a £500 to £1,000 starter fund, then build towards three to six months of essentials
- Automate saving the day after payday and start with whatever you can afford
- Keep it in a safe, easy-access account, separate from everyday spending
- If you have expensive debt, balance a small fund with repaying it
An emergency fund is money set aside for the unexpected: a broken boiler, a car repair, a sudden drop in income or an urgent trip. Without one, a single surprise can force you onto credit cards or an overdraft and start a spiral of debt. With one, you have choices and peace of mind. It is one of the most useful financial building blocks, and almost anyone can start one, even with very little.
Why it matters
Life is unpredictable, and the costs that cause the most damage are the ones we have not planned for. Surveys regularly show that large numbers of UK adults would struggle to cover an unexpected bill of a few hundred pounds. An emergency fund is a buffer that stops a one-off problem from becoming a long-term debt problem. It also means you are less likely to make rushed or expensive decisions, such as taking a payday loan, when something goes wrong.
How much should you save?
There is no single figure, but a common guideline is to build up in stages.
- A starter fund of around £500 to £1,000, enough to cover most minor emergencies such as a car repair or a broken appliance
- One month of essential spending, so you can cope with a short gap in income
- Three to six months of essentials, a more robust cushion that is particularly sensible if you are self-employed, have a single income or dependants
To work out your target, add up your essential monthly costs: housing, utilities, food, transport, insurance, minimum debt payments and childcare. Multiply by the number of months you want to cover. Our budget planner can help you add these up.
How to start, even on a tight budget
The hardest part is beginning. These approaches help.
- Start tiny. £5 or £10 a week builds a habit, and the habit matters more than the amount.
- Automate it. Set up a standing order for the day after payday so the money moves before you can spend it.
- Use windfalls. Put tax rebates, bonuses, cash gifts and the proceeds of selling unwanted items straight into the fund.
- Round up. Some banking apps round up purchases to the nearest pound and save the difference.
- Find savings. Cancelling one unused subscription or switching an energy tariff may release money you can redirect.
Where to keep your emergency fund
An emergency fund needs to be safe and easy to get at, rather than earning the highest possible return. Common choices are:
- Easy-access savings account: instant access, interest paid, and protected by the Financial Services Compensation Scheme (FSCS) up to the limit when the firm is authorised
- Cash ISA: interest is tax-free, although most people are covered by the Personal Savings Allowance, so an ISA matters more if you earn a lot of interest
- A separate current account or pot: useful if you are tempted to spend, as it keeps the money out of sight
Avoid putting emergency money into investments that can fall in value, or into accounts with notice periods or penalties for withdrawals. Check the FSCS website for the current protection limits and make sure your balances are within them.
How to stop it from disappearing
Keep your emergency fund in a different account from your everyday spending, with a name that reminds you what it is for. Define what counts as an emergency in advance: car repairs and urgent medical bills are, a sale or a holiday is not. If you do use it, make topping it back up your next savings priority.
Emergency fund or pay off debt?
This is a common dilemma. A sensible approach for many people is a split: build a small starter fund, then pay off high-interest debt such as credit cards and overdrafts, and then grow the fund to your target. If you have only low-interest debt, you might save and repay at the same time. Our guide on paying off debt faster explains how to choose.
When your emergency fund is not enough
If you lose your income or face a crisis that outlasts your savings, do not wait until the fund runs out. Check the support available, including Universal Credit, council tax reduction, help from your landlord or lender, and hardship funds from your energy supplier or local council. Charities such as Citizens Advice can help you find what you qualify for. Contact creditors early if you think you might struggle to keep up payments.
Where to keep your emergency fund
An emergency fund needs to be safe, easy to reach and separate from your everyday spending.
- Easy-access savings account. You can withdraw whenever you need to, and interest is usually higher than in a current account. Check that the provider is covered by the Financial Services Compensation Scheme (FSCS), which protects eligible deposits up to a limit that is reviewed from time to time.
- Cash ISA. Interest is tax free, although most people with modest savings pay no tax on interest anyway because of the Personal Savings Allowance. Check the current limits on GOV.UK.
- A separate pot or account. Keeping the fund apart from your current account makes it harder to dip into by accident.
Avoid putting money you may need at short notice into investments, where values can fall, or into fixed-term accounts that charge for early access.
What counts as an emergency?
Decide your rules in advance so that the fund does not leak away. A genuine emergency is usually unexpected, necessary and urgent: an essential repair, a sudden loss of income, an unavoidable travel cost or a medical bill. A sale, a holiday or a predictable annual bill is not. Predictable costs belong in your normal budget or in a separate sinking fund.
After you use it
Using your emergency fund is exactly what it is for, not a failure. Once the emergency has passed, pause other goals briefly and rebuild the balance, even with small regular amounts.
Frequently asked questions
How much should I keep in an emergency fund?
Should I keep my emergency fund in cash?
Is my emergency fund protected if the bank fails?
I have no spare money. Where do I start?
Sources and further reading
- Building an emergency savings pot — MoneyHelper
- Financial Services Compensation Scheme — FSCS
- Tax-free interest on savings — GOV.UK
This page provides general information only. It is not personalised financial, legal or tax advice, and rules and figures can change. Your situation is unique — please check official sources such as GOV.UK and MoneyHelper, and speak to a qualified, FCA-authorised adviser before making important decisions about your money.
Written by
MoneyBrink Editorial Team — Editorial team
The MoneyBrink Editorial Team researches, writes and reviews every guide on this site. We work from official UK sources such as GOV.UK, the Financial Conduct Authority, MoneyHelper and the Money and Pensions Service, explain things in plain English, and update articles when the rules change. We do not sell financial products and we do not give personal advice.
Read how we research and check our guides in our editorial policy.
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