Does a HELOC Affect Your Credit Score?

If you've done any research on this topic, you've probably come across conflicting answers regarding the impact of a HELOC on your credit score. Let's say you just opened a HELOC, checked your score a week later, and it dropped a few points. 

Now, you're wondering what happened and whether it's going to keep falling. One source may say a HELOC hurts your utilization ratio. Another says they don't. A third doesn't even clarify which credit-scoring model it's referring to.

Here's what's actually happening: a HELOC affects your credit score in multiple ways, but not all at once, and not all negatively. The impact depends on where you are in the process. In other words, are you applying for a HELOC, opening one, or actively using it? 

Does a HELOC affect your credit score?

Yes, a HELOC can impact your credit score. However, the impact depends on the stage. 

For example, when you apply, your lender pulls your credit report. That creates a hard inquiry, which causes a small, temporary dip in your credit score. When you open a HELOC, it creates a new account. That could lower your average credit age and negatively impact your score. The HELOC increases your available credit, which could work in your favor (but only for certain kinds of credit scores). And once you're using your HELOC, how you handle payments has the most lasting impact.

Most changes are small and short-lived. Payment history, which accounts for 35% of your FICO score, is the one that sticks.

Which credit score do HELOC lenders actually use?

There are several kinds of credit scores. The number you see on Credit Karma, your bank app, or most credit monitoring tools is often a VantageScore—usually VantageScore 3.0. It's useful for tracking trends, but it might not be what your HELOC lender sees. Mortgage and home equity lenders more commonly use the FICO score.  But more and more lenders use VantageScore every year.

Any time you're concerned about your credit score, keep these simple tips in mind:

• Pay all bills (including your new HELOC) on time.
• Keep credit card balances low, or better yet, pay them off. 
• Don't open a lot of new credit accounts at once. Every time a hard inquiry is run, a notation is made to your credit report. When a creditor sees a bunch of different inquiries for different loan types, it may worry that you're taking on too much debt at once. 

How applying for a HELOC could affect your credit score

Formally applying for a HELOC typically triggers a hard inquiry, a request by your lender to see your full credit report. Hard inquiries stay on your report for two years, though their effect on your score fades by the end of the first year. For most people in a solid credit position, this is a minor and passing impact.

Before you apply, it's worth reviewing the lender's requirements for HELOCs. If you're still deciding whether to move forward, it helps to understand if you meet the qualifications.  

Does applying with multiple lenders hurt more?

This is a common worry, and the FICO model addresses it directly. Multiple applications for a mortgage or home equity product within a 45-day window count as a single inquiry rather than separate inquiries. FICO recognizes comparison shopping as a smart consumer behavior, not a sign of credit stress.

Similarly, VantageScore gives you 14 days to shop around without dinging you each time you apply.

The takeaway: don't let the fear of multiple inquiries stop you from comparing lenders. Apply within a focused window to make it clear that you're shopping for a single loan. 

How opening a HELOC could affect your credit score

Your available credit just went up

Opening a HELOC raises your total available credit.

What about credit utilization?

FICO defines the credit utilization ratio as "the amount of outstanding balances on all credit cards divided by the sum of their credit limits." FICO's glossary lists revolving accounts as credit cards, department store cards, and travel charge cards. For example, if the sum of your credit limits across all your cards is $10,000 and your balances total $5,000, you're using 50% of your available credit. Lenders typically prefer a credit utilization ratio of 30% or less. 

You'll notice that HELOCs aren't on that list. That's because a HELOC is secured by your home—a different collateral, risk structure, and category. As a result, your HELOC balance generally doesn't count against your utilization ratio the way a credit card balance would.

You could draw $40,000 on your HELOC, and your credit utilization ratio would likely be unchanged. It’s not the same as charging up $40,000 on your credit card.

Note: While this is the standard treatment under FICO's model, lenders report accounts to credit bureaus in different ways, and some may code a HELOC differently. Although the explanation above addresses how the model typically works, it's not an absolute rule for every situation. 

VantageScore might consider your HELOC balance as part of your overall credit utilization.

What if you used the HELOC to pay off credit cards?

If you had high credit card balances and used your HELOC to pay them down, your utilization ratio may improve significantly. Let's say the credit limit across all your credit cards is $30,000, and you owe $25,000. That means that you have a credit utilization ratio of 83% ($25,000 ÷ $30,000 = 0.8333, or 83%). 

Now, imagine you open a HELOC and use it to pay off that high-interest debt. If your card balances drop to zero, FICO sees that you have the same total debt but are using a lower percentage of your available credit. In fact, your credit cards now have a 0% credit utilization ratio. 

New account, new credit mix

Two smaller effects come with any new account. Opening a HELOC temporarily lowers your average account age (which counts for 15% of your FICO score). However,  the longer you have the account, the less impact it has on your overall score. 

Credit mix (how many different types of credit you carry) accounts for roughly 10% of your FICO score, which could help offset the impact of average account age. 

How living with a HELOC affects your credit score over time

Payment history—the factor that matters most

At 35%, payment history is the single largest factor in your FICO score. Every on-time payment gets reported and builds your track record. Consistent on-time payments over the life of a HELOC are one of the most reliable ways to strengthen your score.

The other side is just as real. A payment reported late for 30 days or more can cause significant damage. Because your home is collateral on a HELOC, missed payments can ultimately put your home at risk of foreclosure.

To prevent late or missed payments, consider setting up autopay. Whatever else is happening financially, that payment should always be made. 

Drawing more, paying down, drawing again

During the draw period, you're allowed to make a draw, pay it down, and draw again. Following this pattern is neutral for your score as long as payments stay current. The balance going up and down doesn't trigger utilization concerns under FICO's model. What matters is that every payment is made on time.

What happens when you pay a HELOC off?

Paying off the balance is a win. Whether to close the account is a separate question. A paid-off HELOC at a zero balance costs you nothing but could serve as a nice financial safety net, at least until the draw period ends.  On the other hand, if you’re done with it, don’t be afraid to shut it down. Credit scores are fluid. They can and do change all the time. Even if closing the account dings your score (and there’s no guarantee that it will), your score could recover if you’re maintaining good financial habits.

One practical risk: lenders may close lines due to extended inactivity. If you want to prevent this, use your HELOC occasionally by making a small draw and repaying it quickly. Once or twice a year should be enough to keep it active.  

If you do close it, a closed account in good standing stays on your report for up to 10 years. The positive history doesn't disappear the moment the account is closed.

What about an unused HELOC?

An unused HELOC—opened but never drawn from—is generally neutral to slightly positive. It raised your available credit when you opened it, which may have nudged your credit utilization ratio down. No balance means no impact on utilization, and no payment means no effect on payment history.

Again, lenders can close lines for extended inactivity. Use it occasionally to keep it active.

Bills Action Plan

1. Shopping: Apply to multiple lenders within a 45-day window. Those applications count as one inquiry under FICO's model. 
2. Think about your credit utilization ratio: If you're carrying high credit card balances, consider using your HELOC to pay them down. Your utilization ratio may improve, and that could positively affect your overall credit score.

Going forward: Set up autopay for at least the minimum payment. Payment history is the biggest factor in your credit score, and a missed HELOC payment has consequences that go well beyond a credit report.

Key Terms: HELOC and credit score