How to Improve Your Credit Score in the UK

Your credit score is calculated by three UK agencies, Experian, Equifax, and TransUnion, each using a different scale. That matters because no single number follows you around. A lender might check one agency, two, or all three, so the same actions need to improve all of them.

The single fastest thing you can do is register on the electoral roll at your current address. This alone can add 50+ points and takes five minutes at gov.uk. If you have recently moved and not updated your registration, do it today.

Keep credit utilisation below 30% of your limit. If your card limit is £2,000, keep the balance below £600. The mechanic here catches people out: your utilisation is measured on the statement date, not when you pay. If you spend heavily each month but clear the balance in full, your score still takes a hit because the statement balance is reported before you pay. The fix is to pay down the balance mid-cycle, before the statement closes.

Set up direct debits for at least the minimum payment on every credit account. A single missed payment stays on your file for six years and will hurt your score more than almost anything else.

Do not close old accounts. Length of credit history is a positive signal. An old card you no longer use, sitting open with a zero balance, is working in your favour.

Space out credit applications. Each one triggers a hard search that sits on your file for 12 months. Applying for three products in a month looks like financial stress to a lender, even if you were just comparison shopping.

Check your report for errors. Wrong address details, a financial link to an ex-partner, or a settled account showing as outstanding can all drag your score down. You can dispute anything incorrect directly with the agency. Check all three, because they hold different data.

If you have little or no credit history, a credit builder card with a small limit, used for regular small purchases and cleared each month, can establish a positive track record within six months. The key is clearing it in full; carrying a balance defeats the purpose.