Suppose you borrow $400,000 on a 30-year conventional loan. At 6.5% the principal and interest payment is about $2,528 a month. At 7.0% it is about $2,661. That $133 monthly gap adds up to roughly $7,976 in extra payments over five years, and a half-point difference of that size is what a lower credit tier can cost. Top-tier pricing on conventional loans generally starts around 740 to 760 and above, and there is no single magic number, because the rate you are offered also depends on down payment, property use, and which lender is pricing the loan.
This explainer covers where score tiers stop mattering, what each band can cost in dollars, how FHA and VA differ from conventional, which other factors move your rate, and how to improve your score and compare offers without damaging it. It is written by Duane Buziak, NMLS #1110647, an independent mortgage consultant who compares pricing across hundreds of wholesale lenders. All rates in the examples are illustrative as of October 2026, not quotes.
- Where credit score tiers start and stop affecting your rate
- What each score band costs over five years
- How the number changes by loan type
- Factors beyond the score that move your rate
- Steps to raise your score before you apply
- Comparing offers without hurting your score
- Frequently asked questions about credit scores and mortgage rates
- The decision rule: aim for 760, then stop chasing
Where Credit Score Tiers Start and Stop Affecting Your Rate
Conventional loan pricing works in score bands rather than point by point. Common bands run 620-639, 640-659, 660-679, 680-699, 700-719, 720-739, 740-759, and then 760 or 780 and above, depending on the pricing grid. Moving from 695 to 705 can cross a band and change your price. Moving from 790 to 820 almost never does, because pricing flattens in the top band. For most borrowers, reaching the 740-760+ range captures the benefit, and chasing 800 does not add a better rate.
Which score the lender actually uses
Lenders do not use the free score on your banking or credit card app. They pull tri-merge reports from the three bureaus using mortgage-specific FICO versions, which often differ from consumer-facing scores by 10 to 30 points. For each borrower, the middle score of the three is used. With co-borrowers, Fannie Mae and Freddie Mac guidelines have generally relied on the lowest middle score among them, though scoring models and agency rules are in transition, so confirm how your lender handles it.
How LLPAs turn your score into a price
Loan-Level Price Adjustments, or LLPAs, are fees Fannie Mae and Freddie Mac assess based on credit score and loan-to-value ratio, and lenders pass them through in your rate or points. The grid is published in the Fannie Mae Loan-Level Price Adjustment matrix (search for “LLPA matrix” on the Single-Family site). A low score combined with a low down payment sits in the most expensive cell. The matrix is revised periodically, so any spread you read online, including in this article, should be checked against the version in effect as of 2026.
A rate sheet is the daily price list a lender publishes, showing the rate and cost at each lock period. LLPAs are applied on top of it, which is why two borrowers with the same lender and different scores see different numbers.
A Worked Comparison: What Each Score Band Costs Over Five Years
The table below keeps the loan constant at $400,000 on a 30-year fixed and changes only the illustrative rate by score band. The rates are examples to show scale, not quotes or published spreads. For a real-world anchor, check the weekly 30-year average on Freddie Mac’s Primary Mortgage Market Survey, and verify any band spread against the current LLPA matrix before relying on it. Figures are rounded.
| Score band | Illustrative rate (as of October 2026) | Monthly principal and interest | Interest paid in first 5 years |
|---|---|---|---|
| 760+ | 6.50% | $2,528 | about $126,100 |
| 700-719 | 6.75% | $2,594 | about $131,200 |
| 660-679 | 7.00% | $2,661 | about $136,200 |
| 620-639 | 7.50% | $2,797 | about $146,300 |
Between the top and bottom rows, the monthly payment differs by about $269 and the five-year interest by roughly $20,000. Note that this table excludes mortgage insurance, which adds another score-driven cost on loans with less than 20% down.
The break-even test for waiting
Suppose you are in the 660-679 band at 7.00% and believe three months of work could move you to the 6.50% tier, saving $133 a month. Waiting is not free. Imagine the delay costs you $4,000 in extra rent, a lost price lock, or a home that sells to another buyer. Divide $4,000 by $133 and you get about 30 months to break even. If you plan to keep the loan well past that, waiting can pay. If you might sell or refinance within two years, it usually does not.
The reverse case matters too. If a few quick steps can move you into a better band within weeks, the payoff comes fast. If you are already above 760, waiting buys nothing.
How the Number Changes by Loan Type: Conventional, FHA, and VA
The score you need depends on the program, and each one weighs credit differently.
Conventional. Your score affects both the rate and the cost of private mortgage insurance (PMI) when you put down less than 20%. A lower score therefore carries two penalties: a higher rate and a higher monthly PMI charge. This is why the gap between a 680 and a 760 is larger on a low-down-payment conventional loan than on a 20%-down loan.
FHA. Under HUD guidance, borrowers generally qualify for 3.5% down with a score of 580 or higher, and scores from 500 to 579 generally require 10% down. Confirm current rules at hud.gov, and note that many lenders set higher minimums of their own. FHA rates are typically less sensitive to score than conventional pricing, but mortgage insurance premiums are set by program rules rather than by your credit, so a strong score does not reduce them the way it reduces PMI.
VA. The Department of Veterans Affairs does not set a minimum credit score for its home loan guaranty program, as described at va.gov. Individual lenders do apply their own minimums, called overlays, so the practical floor varies by lender. That is one reason comparing lenders matters for eligible veterans.
Because of how mortgage insurance is structured, FHA or VA can come out ahead of conventional for borrowers in roughly the 620-680 range. That is a structural point, not a rate promise: at 740 and above with a decent down payment, conventional usually wins. Neither program ignores credit entirely; they simply price it differently.
Factors Beyond the Score That Move Your Rate
Your score is one input among several, and each of these is priced separately:
- Down payment and loan-to-value (LTV): A lower LTV reduces LLPAs and PMI. At 80% LTV or below, PMI disappears.
- Debt-to-income ratio (DTI): Your monthly debts divided by gross monthly income. A high DTI can limit approval options or add pricing cost even with a strong score.
- Occupancy: Primary residences get the most favorable pricing. Second homes and investment properties carry steeper LLPAs, so an investor with a 760 score still pays more than an owner-occupant with the same score.
- Loan term: A 15-year loan typically carries a lower rate than a 30-year loan, with a higher monthly payment.
Loan size and the 2026 conforming limits
Loan amount shapes pricing because loans above the conforming limit become jumbo loans, which are priced outside the Fannie Mae and Freddie Mac grids. According to the Federal Housing Finance Agency, the 2026 baseline conforming limit for a one-unit property is $832,750, with a ceiling of $1,249,125 in high-cost areas. Northern Virginia localities and the District of Columbia sit in the high-cost tier, while most of the rest of Virginia uses the baseline. Verify your county on the FHFA site before relying on either figure.
Why one number never guarantees a rate
Two lenders can price the same borrower differently on the same day. Each has its own rate sheet, margins, and appetite for certain loan profiles. A 760 score gets you into the top tier, but it does not hand you a specific rate. The only way to see the spread is to compare actual pricing.
Steps to Raise Your Score Before You Apply
Work through these in order, starting at least 60 to 90 days before you plan to apply:
- Pull your reports. Get free reports from all three bureaus at AnnualCreditReport.com.
- Dispute errors. Follow the process described by the Consumer Financial Protection Bureau. Send disputes in writing and keep copies.
- Lower revolving balances. Utilization is your card balances divided by your limits. Getting under roughly 30% helps, and lower is better, with single digits often scoring well.
- Stop opening new accounts. New inquiries and new tradelines can pull scores down temporarily.
- Keep old accounts open. Length of history counts, and closing a card shrinks your available limit, which raises utilization.
Mistakes that cost points
Closing cards before applying is the most common one. Paying off an old collection can also backfire: depending on the scoring model, it may not raise your score, and in some cases a payment can reset the account’s reported activity date. Talk to a loan officer before paying one off. Finally, do not finance a car, furniture, or appliances before closing. New debt changes your DTI and your score, and lenders often re-check credit shortly before funding.
Rapid rescoring
A rapid rescore is a lender-initiated request to the bureaus to update your report quickly after you pay down a balance or fix an error, instead of waiting for the normal reporting cycle. It is worth it when a verified change could move you across a pricing band, and the lender, not you, requests it. It is not worth it when you are already comfortably inside a band.
On shopping: scoring models generally treat multiple mortgage inquiries in a short window as one. Depending on the model the window is typically 14 to 45 days, so confirm the details at consumerfinance.gov and keep your comparisons close together.
Comparing Offers Without Hurting Your Score
Duane Buziak works as an independent consultant with hundreds of wholesale lenders, which means he can compare pricing across lenders for the same borrower profile. The initial rate comparison does not require a credit hit, and the service is free. Duane is licensed as both a broker and a lender, so he can route a loan to whichever channel fits the file.
The structure differs from a direct-to-consumer lender such as Rocket or Movement. Those companies quote you from their own rate sheet. A multi-lender comparison puts several lenders’ pricing for your scenario side by side. Neither model guarantees a particular result, and what matters is the actual pricing for your file.
What to ask for
- A written Loan Estimate from each lender you seriously consider.
- The same lock period and loan program on every estimate.
- Quotes gathered on the same day, since rates move daily.
- A comparison of rate, discount points, and lender fees together, not the rate alone. A lower rate bought with points can cost more than a slightly higher rate with none.
Frequently Asked Questions About Credit Scores and Mortgage Rates
Is a 740 credit score good enough for a mortgage?
Yes. A 740 qualifies for strong conventional pricing at most lenders. Some pricing grids start the top band at 760, so you may see a small difference, but 740 is well within the range where rates are competitive. Down payment and property type will matter more at that point.
What is the minimum credit score for a conventional loan?
Fannie Mae and Freddie Mac guidelines generally set the floor at 620 for conventional loans. Lenders may require more. Borrowers near 620 pay noticeably more in rate and PMI, so it is worth running FHA or VA numbers alongside conventional.
Does checking my rate hurt my credit?
A rate comparison with Duane Buziak does not involve a credit hit. A formal application with a hard pull can lower your score slightly, but scoring models usually count mortgage inquiries made within a short window as one.
How fast can I raise my score 40 points?
It depends on the cause. Paying down high card balances or correcting a reporting error can move scores within one to two billing cycles. Late payments, collections, and thin credit history take months. Pull your reports first to see which category you are in.
Does a co-borrower’s score lower my rate?
It can. Lenders have generally used the lowest middle score among co-borrowers for pricing, so a lower score can pull the whole application into a more expensive band. Compare quotes with and without the co-borrower, keeping in mind the income lost.
Is the score in my banking app the same one lenders use?
Usually not. Lenders pull mortgage-specific FICO versions from all three bureaus, and those can differ by 10 to 30 points from consumer app scores. Use app scores for direction, not for predicting your exact tier.
Do FHA and VA loans ignore credit scores?
No. FHA has stated minimums of 580 for 3.5% down and 500-579 with 10% down, and VA has no program minimum but lenders set their own. Both programs review credit history, recent late payments, and collections.
Is it worth paying points to offset a lower score?
Sometimes. Points reduce the rate, and the break-even is the upfront cost divided by the monthly savings. If you will keep the loan past that point, they can pay off. If you may refinance or sell sooner, they usually do not.
Do I need a score above 760 for the top rate?
Generally not. Pricing tends to flatten in the top band, which many grids start at 760 or 780. Moving from 790 to 820 rarely changes the rate. Whether you need exactly 760 or 780 depends on the lender’s grid.
Does shopping several lenders ruin my credit?
No, provided the inquiries happen within a short window. Scoring models typically treat them as a single inquiry, with the window ranging by model. Cluster your comparisons within a couple of weeks and confirm the details at consumerfinance.gov.
The Decision Rule: Aim for 760, Then Stop Chasing
Top pricing on conventional loans usually begins in the 740-760+ range, but the rate you receive depends on the whole loan profile: down payment, DTI, property use, loan size, and which lender is pricing it. If you are above 760, more points rarely help, so focus on the other factors. If you are a band or two below, check whether a few weeks of paydowns or a dispute would close the gap.
Ready to secure a strong mortgage rate for your Virginia home without impacting your credit score? Get your free personalized rate comparison from Duane Buziak at Grand Rates by Duane Buziak, an independent consultant recognized as one of Virginia’s top loan officers, with no obligation and no hidden fees.
