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Should I keep an unused credit card open or close it?

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GlobalPublished 6 October 2026 · Written by BuyMeWhiskey Editorial Team · How we check facts

Keep an unused card only when its cost, security and borrowing risk are acceptable; otherwise closing it is reasonable. Its age can matter less than people assume, while removing a large credit limit can change your reported credit utilisation and future affordability picture.

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Check your credit reports and the card’s fee, limit and balance before deciding whether closure would help or hurt your wider credit profile.

Check your credit report with MoneyHelper

Run your own numbers: Credit card payoff calculator.

An unused credit card is not automatically better open or better closed

The right choice depends on why you have the card, its fee, credit limit, age, and whether the account is useful to you. Keeping an old account can preserve an established payment history and available credit, while closing an unused card removes an account you no longer need and can simplify your finances.

UK credit reports can contain account history for years, so closing a card does not instantly erase its past. MoneyHelper says credit information can stay on a report for up to six years or longer in some circumstances. The practical decision is therefore about future borrowing, security and account management rather than trying to rewrite old history.

The credit-limit effect is useful, but it is not a reason to hoard accounts

A lender can see a credit limit and balance when assessing a new application. If you close an account, the total available revolving credit can fall even though your outstanding balance has not changed. That can make your existing credit utilisation look higher on a report.

For example, a £2,000 balance against £10,000 of total card limits is a different picture from the same balance against £4,000 after a card is closed. Utilisation is only one part of a credit decision, but the change illustrates why closing a card can have a short-term effect.

Fees and fraud risk can outweigh a theoretical credit benefit

A card with an annual fee, high APR, or features you never use can be a poor account to keep merely because it is old. An unused account also needs monitoring: unknown transactions or account changes can go unnoticed when you never log in.

If the card was opened years ago and has no fee, you still do not need it simply to chase a stronger credit score. The score supplied by a credit reference agency is a guide; lenders use their own criteria and the information in your full credit application.

Checks before you close it

confirm the balance is £0 and no refund or charge is still pending
redeem or move any rewards you would lose on closure
download a statement if you need records for tax, travel or disputes
remove the card from recurring subscriptions
check whether closing it will materially reduce your total available limit

Reasons to keep an unused card

Keeping can be sensible when the account is genuinely free, you can manage it safely, and its credit limit helps keep your revolving balance low. Some people also retain an older card because it is a backup payment method with established account history.

Reasons to close it

Close when the fee is poor value, you are simplifying several accounts, you no longer trust the security of the account, or the available credit tempts you into borrowing you do not want. A credit card is a financial product, not a trophy to preserve solely for its age.

If the issue is debt rather than credit scoring

If unused cards are part of a wider debt problem, focus on the debt plan instead of the score. MoneyHelper can help you compare options and points people in financial difficulty toward free debt advice.

One useful way to decide is to separate three questions: does the card cost money, does it serve a genuine purpose, and what will disappear when it closes? A no-fee card with a £8,000 limit can be different from a £150-a-year card you never use. Do not keep a product solely because an internet score calculator implies that older accounts are always valuable.

For mortgage or large-loan applications, avoid changing several credit accounts at once without a reason. Closing one card, opening another and making multiple applications can create a noisier credit file than simply leaving a low-risk, fee-free account alone. The lender’s underwriting model remains decisive, so the cleanest decision is usually the one that fits your actual borrowing plan.

Illustrative utilisation before and after closure

Worked example

Example: Marcus has a £2,000 balance across two cards with total limits of £10,000. He is considering closing an unused £6,000-limit card with no annual fee. Before closure, his simple utilisation is 20% (£2,000 ÷ £10,000).

After closing the £6,000 card, total limits become £4,000.
The same £2,000 balance would then equal 50% of available credit.
That does not guarantee a score fall, but it shows the mechanical change caused by removing the unused limit.

The percentages are an illustration; lenders do not use one universal utilisation rule.

A second scenario shows why fees can dominate: a card charging £120 a year costs £10 per month before any interest, rewards or other value. If the account provides no meaningful benefit, paying that fee simply to keep a credit line is hard to justify.

Does closing an unused credit card hurt your credit score?#

It can change factors that lenders see, especially the total revolving credit available against your balances. The effect varies by credit file and scoring method, so closing a card is not guaranteed to cause a particular score change.

Is it better to keep an old credit card open?#

An old fee-free account can be useful for established credit history or as a backup payment method. That does not mean every old account should stay open, especially when the product creates fees or unnecessary fraud-management work.

Should I close credit cards I never use?#

Closing can be sensible when an account has fees, security concerns or encourages unwanted borrowing. Before doing so, check the limit you will lose and remove any subscriptions linked to the card.

Does unused credit improve your credit score?#

A larger available limit can reduce the percentage of credit you are using, but credit scoring is not based on that single factor. Lenders also consider payment history, affordability, applications and other information.

How long does a closed credit card stay on your credit report?#

MoneyHelper notes that credit information can remain on a report for up to six years or longer in some circumstances. Closing an account therefore does not mean its historical payment record disappears immediately.

Should I close a credit card before applying for a mortgage?#

Not automatically. The better sequence is to understand how the closure changes your credit limits, monthly commitments and application profile, then discuss the specific lender’s requirements if you are close to applying.

What should I do before closing a card?#

Clear the balance, check pending transactions, redeem rewards and remove recurring payments first. Keep the final statement and confirmation of closure so you have a record if the account later appears incorrectly on a credit report.

Keep reading

Next question →What does a charging order mean for US credit-card debt?

Sources

Figures were checked against these sources before publication. If a rule changes, we update the page and show the new date.

General information, not personal financial advice. Rules depend on your circumstances; check the official source or speak to a regulated adviser before acting.