Credit utilization is the percentage of your available revolving credit that you are currently using. It matters because lenders and credit scoring models often view high utilization as a sign of higher risk. A lower ratio can help protect your credit score, especially when payments are made on time.
Understanding this number helps you make smarter decisions about spending, payments, and credit limits.
Credit utilization is usually calculated for each credit card and across all cards combined. For example, if you owe 1,000 limit, your utilization is 30%. Many financial educators suggest keeping total utilization below 30%, with lower levels often being better.
Paying down balances before the statement closing date can reduce the balance reported to credit bureaus.
Key Facts
- Credit utilization ratio = current credit card balance ÷ credit limit × 100%
- Total utilization = total balances on all revolving accounts ÷ total credit limits × 100%
- Example: 1,000 × 100% = 30% utilization
- 0% to 10% utilization is often considered excellent for credit health.
- 10% to 30% utilization is generally considered healthy, while 30% to 50% may signal caution.
- Available credit = credit limit - current balance
Vocabulary
- Credit utilization
- Credit utilization is the percentage of your available revolving credit that you are currently using.
- Credit limit
- A credit limit is the maximum amount a lender allows you to borrow on a credit card or line of credit.
- Statement balance
- A statement balance is the amount owed at the end of a billing cycle that appears on your credit card statement.
- Revolving credit
- Revolving credit is a type of credit account that lets you borrow, repay, and borrow again up to a set limit.
- Credit score
- A credit score is a number that estimates how likely you are to repay borrowed money on time.
Common Mistakes to Avoid
- Using the full credit limit, because maxing out a card creates very high utilization and can make you look risky to lenders.
- Only checking utilization after the due date, because many card issuers report the statement balance before or around the statement closing date.
- Thinking 30% is a required target, because it is a common guideline, not a rule, and lower utilization is often better for credit scoring.
- Closing an unused card without checking the impact, because losing that credit limit can raise your total utilization even if your balances stay the same.
Practice Questions
- 1 A credit card has a 600 balance. What is the credit utilization ratio?
- 2 You have three cards with limits of 3,000, and 100, 500. What is your total credit utilization?
- 3 A student pays every bill on time but often reports balances close to the credit limits. Explain why this could still hurt the student’s credit score and name one strategy to improve the situation.