How Is My Credit Score Calculated? The 5 Factors
By Carlos Acosta | Fact checked
Last Updated: February 2026
Quick Answer
Your FICO® score is calculated using five weighted data points from your credit report. The most important factors are your Payment History (35%) and your Credit Utilization (30%).
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- Request reports from Equifax, Experian, and TransUnion
- No credit card required
- Review for errors before applying for new credit
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Factor Weights (FICO®)
Payment History — 35%
Amounts Owed (Utilization) — 30%
Length of Credit History — 15%
Credit Mix — 10%
New Credit — 10%
1. Payment History (35%)
Whether you pay bills on time. Late payments, missed payments, collections, and bankruptcies hurt your score. To optimize: pay every bill by the due date, even if only the minimum.
2. Amounts Owed / Utilization (30%)
How much of your available credit you use. High utilization signals risk. To optimize: keep balances below 30% of your total credit limit; paying down cards helps quickly.
3. Length of Credit History (15%)
How long your accounts have been open and the age of your oldest account. To optimize: keep old accounts open when possible; avoid closing your longest-standing card.
4. Credit Mix (10%)
Variety of account types (revolving credit like cards, installment loans like auto or student loans). To optimize: a healthy mix can help, but do not open accounts just for mix—only what you need.
5. New Credit (10%)
Recent applications and new accounts. Too many hard inquiries in a short period can lower your score. To optimize: space out applications and avoid applying for many cards at once.
Check Your Credit Report for These Common Errors
Before applying for new credit, review your report for mistakes that can lower approval odds.
- Accounts that do not belong to you
- Late payments reported incorrectly
- Paid collections still marked as unpaid
- Duplicate accounts
- Incorrect balances or credit limits
- Negative items older than the legal reporting period
- Hard inquiries you did not authorize
If you find any of these errors, dispute them before applying for new credit.
Before You Apply
- Check your credit report for errors
- Know your current score
- Compare fees and deposit requirements before applying
What rebuilding typically looks like
- Month 0Open your first credit-building account
- Months 1–3On-time payments begin reporting
- Months 4–6Early score improvement appears
- Months 9–12Eligible for better card options
Common mistakes to avoid
- Applying for multiple cards at once
- Carrying balances on secured cards
- Closing your first account too early
What Rebuilding Credit Usually Looks Like
Credit improvement is not instant. Most people see progress in predictable stages.
- Month 0–1
- Account approved and opened
- Initial deposit or setup completed
- Credit line reports to bureaus
- Month 2–3
- First on-time payments reported
- Credit utilization stabilizes
- Early score movement possible
- Month 4–6
- Consistent payment history builds
- Approval odds for better cards improve
- Fewer rejections when applying
- Month 6–12
- Graduation or upgrade options appear
- Lower fees and higher limits possible
- Stronger overall credit profile
Results vary based on payment history, balances, and past credit issues.