If I refinance will it hurt my credit score? I have ok credit, but I'm working hard to build it up. I have a mortgage with a high interest rate and want to refinance. But I'm worried that it will hurt my credit score.
Asked by June | Springfield, MO| 09-18-2025| 442 views|Home Loans|Updated 4 months ago
Refinancing a mortgage may cause a temporary dip in your credit score because lenders perform a hard credit inquiry during the application process. Typically, this is only a few points and often recovers within a few months as long as you make on-time payments. Over the long term, refinancing can actually improve your credit if it lowers your monthly payment or helps you pay off debt faster.
Hi June,
Great question! Refinancing can affect your credit score, but usually only in a small and temporary way. Here’s how it works:
• Credit inquiry: When you apply to refinance, the lender will run a hard inquiry on your credit. That may drop your score by a few points, but the effect is usually minor.
• New loan account: Your old mortgage will show as paid off and a new one opened. Anytime you open a new credit account, it can slightly affect your score at first.
• Long-term benefit: If refinancing lowers your monthly payment and makes it easier to manage debt, it can actually help your credit score over time by improving your payment history and debt-to-income ratio.
The key is to shop for rates wisely. Credit scoring models often treat multiple mortgage inquiries within a short time frame (usually 14–45 days) as just one inquiry, so you won’t get penalized for comparing lenders.
In most cases, the short-term dip in your score is small compared to the long-term financial savings of securing a lower interest rate.
Refinancing is basically replacing your existing mortgage with a new loan at a different rate and term. There are two aspects that can affect your credit score: the credit inquiry and the new trade line. When you apply for a refinance the lender will do a hard pull on your credit; this typically costs most people a few points, but if you shop with multiple lenders within a short window (usually 14‐45 days depending on the scoring model) those mortgage inquiries are treated as one for scoring purposes.
When your refinance closes your original mortgage will report as paid and a new mortgage account will be opened. The length of your credit history and the mix of credit are factors in your score, so any new account can cause a small, temporary dip. However, because mortgage debt is considered "installment" debt and is usually a large portion of your credit profile, as long as you make timely payments on the new loan it should help your score over time. Paying off high‑interest revolving debt with cash saved from a refinance can actually improve your utilization ratio and boost your score.
So while refinancing may cause a modest short‑term decline, the effect is usually minimal, and the long‑term benefit of lower payments or a shorter term often outweighs it. Keep your other credit obligations current, avoid applying for other new credit at the same time, and ask your loan officer about the best way to time your applications to minimize the impact.
Refinancing itself does not ruin your credit, but the process does involve a few factors that can temporarily move your score. When you apply for a new mortgage the lender will pull your credit, which results in a so‑called hard inquiry. A single mortgage inquiry typically has a very small effect on your score (often less than 5–10 points) and credit scoring models group multiple mortgage inquiries made within a short time frame (usually 14–45 days depending on the model) as a single inquiry to allow you to shop rates.
Once the new loan closes, your existing mortgage will be paid off and reported as a closed account, and the new loan will appear as a new account. That can slightly reduce the average age of your credit history, but any negative impact is usually modest and fades as you make on‑time payments on the new loan. Over the long term, lowering your interest rate or monthly payment can actually help your credit by making it easier to stay current.
To minimize the impact on your score:
* Limit rate shopping to a short window so multiple inquiries count as one.
* Don’t apply for other types of credit (credit cards, auto loans) during the refinance process.
* Keep your other accounts current and balances low.
If you have questions about how a refinance fits into your credit profile, a loan officer or credit counselor can review your circumstances and timing in more detail.
Refinancing your mortgage can cause a small, temporary dip in your credit score because lenders pull your credit during the application, but the impact is usually minor and short-lived. If you make on-time payments after refinancing, your credit score often recovers quickly and can even improve over time thanks to lower monthly payments and better debt management. The bigger question is whether the savings from locking in a lower interest rate outweigh that short-term credit hit—and for most homeowners with “ok” credit, refinancing is a smart long-term move to save money and strengthen financial stability.
Refinancing usually triggers a hard inquiry, which can cause a small, temporary dip in your credit score. In many cases, lowering your rate and payment can improve your long-term financial health. Always review your specific situation with a trusted lender before deciding.