How Credit Scores Affect Your Mortgage Rate
- Steve Crowley
- Jun 18
- 2 min read
Updated: Jun 27

When it comes to buying a home, your credit score is more than just a number—it’s one of the most important factors in determining your mortgage interest rate. Even a small difference in your score can cost (or save) you thousands of pesos or dollars over the life of a loan.
Let’s break down how it all works and what you can do to get the best rate possible.
What Is a Credit Score?
Your credit score is a three-digit number that tells lenders how likely you are to repay your debts on time. It ranges from 300 to 850, with higher scores considered lower risk.
Here’s a general breakdown:
Score Range | Rating |
800–850 | Excellent |
740–799 | Very Good |
670–739 | Good |
580–669 | Fair |
Below 580 | Poor |
How Credit Score Affects Your Mortgage Rate
Lenders use your credit score to determine your interest rate—the cost of borrowing money.
Example (Conventional Loan):
760+ score → 6.50% rate
680 score → 7.25% rate
620 score → 8.10% rate
On a ₱5,000,000 loan, the difference between a 6.5% and 8.1% rate could mean paying over ₱1 million more in interest over 30 years!
Why Lenders Care
Credit scores predict how risky it is to lend to you. A higher score means:
You’re more likely to make on-time payments
You’re less likely to default on the loan
This gives lenders confidence to offer lower interest rates and better terms
Minimum Credit Score Requirements (2025)
Loan Type | Minimum Score |
Conventional | 620 |
FHA | 580 (3.5% down) or 500 (with 10% down) |
VA | No official minimum, but most lenders prefer 620+ |
USDA | 640+ preferred |
Note: These are general guidelines—actual lender requirements may vary.
How to Improve Your Credit Before Buying
Want a better rate? Start working on your credit score before applying for a mortgage:
Pay all bills on time – Payment history is the biggest factor (35%)
Keep credit balances low – Use less than 30% of your available credit
Don’t open new credit lines right before applying
Dispute errors on your credit report
Avoid closing old accounts (length of credit history helps!)
The Bottom Line
Your credit score doesn’t just affect whether you qualify for a loan—it directly impacts your monthly payment, interest paid over time, and overall affordability.
Even a 20–30 point improvement could save you thousands.
Final Tip
📩 Before house hunting, get pre-approved and ask your lender to walk you through how your score is influencing your rate. If there’s room to improve, a little planning now could mean big savings later.
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