The short answer is no, an overdraft will not affect your credit score. Your banking information is not regularly sent to the credit bureaus because it is your money, not borrowed money.

Is overdraft bad for credit score?

An arranged overdraft is unlikely to have a major impact on your credit score as long as you don't go beyond your overdraft limit or have payments refused. ... If you regularly go beyond your overdraft limit it will damage your credit rating. That's because it shows lenders you may be struggling financially.

Do you need a good credit score to get an overdraft?

Unfortunately, a bad credit score could affect your ability to secure an overdraft as it may suggest to your bank that you are not a reliable borrower. But a poor credit status does not have to mean an overdraft is no longer an option.