Cracking the Credit Utilization Code: Why Keeping Your Balances Low Can Help Your FICO Score

Picture someone who pays their card in full every month, never a day late, and still can’t figure out why their score isn’t moving. A loan officer looks at the report and says, “It’s your balances. You’re running that card right up to the limit before you pay it.” It sounds crazy. It isn’t.

Utilization is one of the most misunderstood parts of a credit score, and also one of the fastest to change. Let’s break it down in plain English, including what the “under 25%” idea really means and why nobody can promise you a 700 just for hitting a number.

What credit utilization actually is

Your credit utilization ratio is the share of your available revolving credit you’re using. Revolving credit mostly means credit cards and lines of credit. Installment loans, like a car loan, are treated differently.

The math is simple. Add up your card balances, divide by your total card limits, and multiply by 100.

Say you’ve got a $1,000 limit and a $600 balance. That’s 60% utilization. Add a second card with a $4,000 limit and a zero balance, and now you’re at $600 out of $5,000, or 12%. Same debt, very different picture.

Scoring models also tend to look at utilization on each card individually, not just the overall number. So one maxed-out card can still stand out even if your total utilization looks fine.

Where utilization fits in your FICO Score

According to myFICO, the “amounts owed” category makes up about 30% of a FICO Score. That’s second only to payment history at 35%. Utilization on revolving accounts is a big part of amounts owed.

FICO explains it this way: using a high percentage of your available credit can signal that you’re overextended and more likely to miss payments. Using a low percentage can have a positive impact. In other words, lower utilization is associated with higher scores.

So where does “under 25%” come from?

Here’s the honest answer. There’s no official cutoff where your score suddenly jumps. You’ll most often hear 30% as a commonly cited ceiling, the point where many experts say you should try to stay under. Some people aim for 25%, some for 10%. The general rule is that lower tends to be better, as long as you’re using credit responsibly.

So the 25% in the title is a useful target, not a magic line. If you’re at 26%, your score isn’t doomed. If you’re at 24%, it’s not guaranteed to be great. Think of it as a direction, not a finish line.

And the 700+ part?

Let’s be straight here, because a lot of credit content isn’t. Low utilization alone won’t guarantee a 700 or any other specific score. Your FICO Score also weighs your payment history, how long you’ve had credit, recent applications, and your mix of accounts. Someone with a recent collection account and 5% utilization is probably not going to be at 700. Someone with years of on-time payments and low balances has a much better shot.

What lower utilization can do is remove one of the most common things holding a score back. For a lot of people, it’s the quickest lever they can pull. If you want to see how scores in different ranges look, our guide to understanding your credit score walks through it.

Why paying in full isn’t always enough

This is a trap plenty of responsible people fall into. Card issuers usually report your balance to the credit bureaus around the time your statement closes. If you charge $900 on a $1,000 card and pay it in full on the due date, your report may still show a $900 balance, which is 90% utilization, even though you never paid a cent of interest.

The fix is to pay before the statement closing date. Find that date on your statement or in your card’s app. Make a payment a few days before it, so the balance that gets reported is lower. Then pay whatever’s left by the due date as usual.

Say you usually run your card to around 85% before paying it off. Pay most of it before the closing date instead, and your reported utilization could drop under 10% within a billing cycle or two. What that does to your score depends on your full credit picture, but it’s one of the easiest wins out there.

Practical ways to bring utilization down

Pay down balances

The most direct route. If you’ve got several cards with balances, focus extra payments on the card with the highest individual utilization, or use a payoff plan like the avalanche or snowball. Our guide to paying off credit card debt step by step can help you get started.

Make more than one payment a month

If you use a card for everyday spending, try paying it off every week or every payday. Your balance never gets very high, so the number that’s reported stays low.

Don’t close old cards

Closing a card wipes out its limit, which can push your utilization up overnight. Say you’ve got $2,000 in balances and $10,000 in total limits, so you’re at 20%. Close a card with a $5,000 limit and you’re suddenly at 40%. If an old card costs you nothing, keeping it open and using it lightly is usually the better move.

Ask for a higher limit, carefully

A higher limit with the same balance means lower utilization. Some issuers will raise your limit without a hard credit check; others will do a hard pull, which can ding your score slightly. Ask which it’ll be before you request. And only go this route if you trust yourself not to spend into the new limit.

A real-world example

Let’s put it all together with a made-up but very typical situation. Maria has three cards. Card one has a $1,500 limit and a $1,350 balance. Card two has a $3,000 limit and a $900 balance. Card three is an old store card with a $500 limit she never uses. Her total balances are $2,250 against $5,000 in limits, so her overall utilization is 45%. Card one, on its own, is at 90%.

Maria has about $300 a month extra. She decides to put it all on card one, because that card’s individual utilization is the one that jumps off the page. In a few months, card one is down to around $450, or 30% of its limit, and her overall utilization has dropped into the low 30s. She also starts paying a few days before each statement closes so the reported balances are as low as possible. She keeps the old store card open and buys a pack of gum on it every few months so the issuer doesn’t close it for inactivity.

Did her score jump to a specific number? We can’t say, and neither can anyone else. But she’s removed one of the most common drags on a score, and she’s doing it without opening new accounts or paying anyone for a “fix.”

A word on “zero” utilization

You might think 0% is perfect. It isn’t always. If every card reports a zero balance every month, some scoring models have less to go on about how you handle revolving credit. A small balance that you pay off is generally fine. You don’t need to carry debt or pay interest to build credit. Just let a small amount report and pay it in full.

Bottom line

Credit utilization is a big piece of the “amounts owed” category, which makes up about 30% of a FICO Score. Lower is generally better, with 30% a commonly cited ceiling and many people aiming lower. Hitting 25% won’t guarantee a 700+, because your score depends on your whole credit report. But keeping balances low, paying before your statement closes, and leaving old cards open are some of the most practical moves you can make.

Frequently asked questions

What’s a good credit utilization ratio?

There’s no official magic number. 30% is commonly cited as a ceiling, and lower is generally better. Many people with strong scores keep their utilization well under that.

Does utilization history matter, or just this month?

In most FICO Score versions, utilization is based on the balances currently reported. That’s why it can change relatively quickly once your balances drop and the new numbers are reported.

Do loans count toward utilization?

Utilization mainly refers to revolving credit like credit cards. Installment loan balances are part of amounts owed too, but they’re looked at differently.

Will getting a new card lower my utilization?

It can add to your total available credit, but a new application usually means a hard inquiry and a newer average account age. Weigh those trade-offs before applying.

This article is for educational purposes only and isn’t financial or legal advice.

This article is general education, not financial, legal or credit-repair advice. We do not promise score increases, removals or approvals. See our Financial Disclaimer.