Credit Score Improvement Cheat Sheet

Credit score guide — FICO factors, score ranges, how to improve your score, common myths, and strategies for building and maintaining good credit.

Last Updated: July 15, 2025

FICO Score Factors

FactorWeightWhat It Means
Payment History35%Pay on time, every time. One 30-day late can drop 100+ points.
Credit Utilization30%Keep balances under 30% of limit — under 10% is ideal
Credit Age15%Average age of accounts — longer is better. Don't close old cards.
Credit Mix10%Revolving (cards) + installment (loans) — variety helps
New Credit10%Hard inquiries stay 2 years — too many in short time is a red flag

Score Ranges

RangeRating
800-850Exceptional
740-799Very Good
670-739Good
580-669Fair
300-579Poor

How to Improve Your Score

ActionImpact
Pay down credit card balancesFastest impact — utilization updates monthly
Set up autopay for minimumsNever miss a payment again
Become authorized userPiggyback on someone's good, old account
Dispute errors1 in 5 credit reports has errors — check annualcreditreport.com

Common Myths

MythReality
Checking your own score hurts itFalse — soft inquiries don't affect your score
Closing old cards helpsFalse — it lowers your average credit age and total available credit
You need to carry a balanceFalse — pay in full every month. Interest does NOT build credit.
Pro Tip: Credit utilization is the fastest lever you can pull. If your score needs a quick boost, pay down cards to under 10% utilization BEFORE the statement closing date — that's when most issuers report to bureaus.
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