Your credit score plays a bigger role in your financial life than many people realise. It affects whether lenders will approve your mortgage or loan application, and at what rate. A stronger score opens doors to better deals and lower costs. The good news is that your credit score is not fixed, and there are practical steps you can take to improve it.
Understand what goes into your score
In the UK, your credit score is calculated by credit reference agencies, the main ones being Experian, Equifax, and TransUnion. Each uses slightly different methods, but the key factors they look at are broadly similar: your payment history, how much of your available credit you are using, the length of your credit history, the types of credit you hold, and how many recent credit applications you have made.
Check your credit report
Start by getting a copy of your credit report from each of the main agencies. You are entitled to do this for free. Go through it carefully and look for any errors, such as accounts you do not recognise, incorrect addresses, or payments marked as missed that you actually made. Mistakes on your credit file can drag your score down, and getting them corrected can make a noticeable difference.
Register on the electoral roll
Registering to vote at your current address is one of the simplest steps you can take. Lenders use the electoral roll to confirm your identity and address, and being on it adds credibility to your credit profile. If you are not registered, do so through your local council.
Pay on time, every time
Your payment history has the biggest influence on your credit score. Consistently paying bills, credit cards, and loans on time demonstrates to lenders that you are a reliable borrower. Setting up direct debits for minimum payments on credit cards and regular bills removes the risk of accidentally missing a payment.
Keep your credit utilisation low
Credit utilisation refers to how much of your available credit limit you are using. If your credit card limit is £5,000 and you regularly carry a balance of £4,000, that is 80% utilisation, which lenders view unfavourably. Keeping utilisation below 30% is generally considered positive. Paying off balances in full each month is the best approach if you can manage it.
Be careful with credit applications
Every time you apply for credit, a hard search is recorded on your file. Multiple applications in a short space of time can suggest financial difficulty to lenders and temporarily lower your score. Only apply for credit when you genuinely need it, and use eligibility checkers, which use soft searches that do not affect your score, before formally applying.
Build your credit history if it is thin
If you have little or no credit history, lenders have less to go on when assessing you. A credit builder card, used for small purchases and paid off in full each month, can help you establish a track record over time. Consistent, responsible use over several months starts to build a positive picture.
Get help if you need it
If you are dealing with debt that feels unmanageable, free help is available from organisations like StepChange and Citizens Advice. Addressing debt problems directly is far better for your long-term credit profile than avoiding them.
Approved by In Partnership FRN 192638 June 2026
