When you think about your credit score, you probably focus on paying bills on time and keeping your balances low. Those two habits matter most, but there is another factor that many middle-class consumers overlook: your credit mix. This simply means the variety of credit accounts you have open. Lenders want to see that you can handle different kinds of debt responsibly, not just one type. Having a healthy mix of credit can nudge your score higher, and it can also make you look more trustworthy to banks and card issuers when you apply for a loan or a new card.

Credit scores are calculated using several pieces of information. Payment history and how much you owe make up the biggest chunks. Credit mix is a smaller part, typically around ten percent of your score. That might not sound like a lot, but when you are trying to move from a good score to an excellent one, ten percent can be the difference. For a middle-class consumer who already pays on time and keeps debt low, improving your credit mix is one of the few remaining levers you can pull.

What counts as a different type of credit? There are two broad categories: revolving credit and installment credit. Revolving credit is what you get with credit cards and lines of credit. You borrow up to a limit, pay it back, and can borrow again. Installment credit is a loan with a fixed payment and a set end date. Examples include auto loans, student loans, mortgages, and personal loans. A strong credit mix usually includes at least one account from each category. If you only have credit cards, lenders might worry that you cannot handle a long-term monthly obligation. If you only have a car loan, they might question whether you can manage the flexibility of a card without overspending.

You do not need to have a dozen different accounts to build a good mix. In fact, having too many open accounts can backfire, especially if you are tempted to use them all. The goal is to show that you can responsibly manage one or two revolving accounts and one or two installment loans. For many middle-class families, that naturally happens over time. You might have a credit card you use for groceries and gas, plus a car loan from a few years ago, plus a student loan you are paying down. That is a solid mix. The key is to avoid opening new accounts just for the sake of diversity. Each new application causes a small, temporary dip in your score, and opening too many accounts in a short period looks risky.

If you do not have an installment loan right now, there is no need to rush out and borrow money just to improve your credit mix. That would be an expensive mistake. Interest on a loan you do not need will cost you far more than any score bump is worth. Instead, think about your life plans. Are you likely to buy a car in the next few years? Do you plan to take out a personal loan for a home improvement project? Those are natural opportunities to add an installment account to your profile. When you do take out a loan, make every payment on time and avoid taking on more debt than you can comfortably handle.

Another way to improve your mix without borrowing is to become an authorized user on someone else’s installment loan. That is less common than being added to a credit card, but some lenders allow it. If you have a trusted family member with a well-managed car loan or mortgage, they might add you as an authorized user. This can give you the positive history of that account without you being legally responsible for the debt. Just be sure the account is in good standing. A late payment on that loan will hurt your score just as much as it hurts theirs.

Credit cards themselves can also be part of a good mix, even though they are all revolving accounts. Having one card with a low limit and another with a higher limit shows that you can use different amounts of available credit responsibly. But do not confuse a mix of cards with a mix of credit types. A drawer full of store cards will not help you as much as a single card plus a small installment loan.

The best time to think about your credit mix is before you need new credit. Plan ahead. If you know you will be applying for a mortgage in two years, make sure you have an established mix by then. A mortgage lender wants to see that you can juggle a monthly housing payment, which is very similar to an installment loan. Having a history of paying off a car loan or student loan makes that easier. If you have never managed an installment loan, the lender might see you as a slightly riskier bet, even if your credit card history is perfect.

Your credit mix is not something you can change overnight. It builds slowly as you take on different kinds of debt at different stages of life. That is okay. The most important thing is to manage whatever credit you already have with discipline. In time, your score will reflect not just your payment habits, but also your ability to handle a range of financial responsibilities. For the middle-class consumer, that mix is proof that you can be trusted with both the small, everyday credit and the larger, longer-term loans. So take a quick look at your credit report, see what types of accounts you already have, and then make a patient plan for the next time you legitimately need to borrow.