A credit score is a number that summarizes how risky it is to lend you money, based on your past borrowing behavior. Lenders use it to decide whether to approve you and what interest rate to charge.
What actually makes up the score
While exact formulas vary by scoring model, the same broad factors matter almost everywhere:
- Payment history — do you pay on time? This is usually the single biggest factor.
- Credit utilization — how much of your available credit you're using. Maxed-out cards hurt your score even if you always pay on time.
- Length of credit history — older accounts in good standing help.
- Credit mix — having a mix of account types (credit card, loan) can help slightly.
- New credit / hard inquiries — applying for a lot of credit in a short time can ding your score temporarily.
The fastest things you can actually control
- Never miss a payment — even one 30-day late payment can hurt your score noticeably. Autopay for at least the minimum is a common safeguard.
- Keep utilization low — a common rule of thumb is under 30% of your available credit, and lower is better. Paying a balance down before the statement closing date (not just the due date) can help, since utilization is often reported based on the statement balance.
- Don't close your oldest card unless it has a fee you can't justify — closing it can shorten your average credit history and raise your utilization on remaining cards.
What doesn't help as much as people think
Checking your own score doesn't hurt it (that's a "soft" inquiry). Carrying a small balance instead of paying in full doesn't help your score and just costs you interest — paying in full each month is better for both your score and your wallet.
A quick reality check
A good credit score isn't a goal in itself — it's a tool that gets you better loan and credit card terms. The behaviors above (paying on time, keeping utilization low) are also just generally sound money habits, which is why they help the score too.