Your Credit Karma Score Went Up. Here Is What That Actually Means for Your Mortgage.

Credit Karma went up 30 points. So your mortgage score went up 30 points too, right? Not necessarily.

This is one of the most common questions I get from buyers working on credit. They see a jump on a free app and want to know if the loan is back on track. Sometimes it does. Sometimes it means almost nothing for qualification. Here is how to read a free-score increase.

The two scores are not the same thing

Credit Karma shows a VantageScore. Mortgage lenders use FICO. Same underlying credit-report data. Different math. Mortgage lending also uses older FICO versions that weigh some factors differently from the newer models in consumer apps. A paid collection might be treated one way by VantageScore and another way by the FICO your lender uses.

FICO has said scores produced by other models can differ substantially from a FICO Score. When your free score moves, the direction is usually the same. The size often is not.

How to read a free-score increase

Up 1 to 9 points: your mortgage score probably showed little or no movement. Routine balance updates, account aging, or different refresh dates. Do not ask for a new mortgage pull over five points. It is not worth the hard inquiry.

Up 10 to 19 points: a fair chance the mortgage score improved, probably by less. Confirm the balance, deletion, or correction actually appears on the credit report before requesting a new lender pull.

Up 20 to 39 points: something real usually changed — a large utilization drop, several cards reporting lower, a late removed, a collection deleted, or a correction. Treat it as evidence of progress, not proof of a specific mortgage score.

Up 40 points or more: look closer. A major balance reduction, an account deletion, a corrected derogatory, or new positive history. Your mortgage score might rise a lot. It might not rise by the same amount. Confirm what changed before another pull.

Why the mortgage score might move less

Older mortgage FICO models react differently from newer FICO and VantageScore. One model might reward a paid collection. Another still counts the history. One responds hard to a lower card balance. Another gives a smaller bump for the same change.

The bureau also matters. A TransUnion increase does not guarantee Experian or Equifax moved. Your lender reviews all three. Your qualifying score is the middle of the three.

Example: the middle score is the one that counts

Say the mortgage scores are Experian 618, TransUnion 641, Equifax 646. Qualifying score is 641.

Credit Karma shows a large Equifax increase. Equifax mortgage score goes from 646 to 670. Qualifying score is still 641. TransUnion is still the middle. The credit improved. The qualifying number did not.

Now suppose TransUnion goes from 641 to 660. New scores: Experian 618, TransUnion 660, Equifax 670. Qualifying score is now 660. That is a real improvement. The bureau showing the increase matters as much as the points gained.

The strongest signal

Your mortgage score actually improved when all three happen: the corrected balance or account appears on the report, more than one monitoring service shows improvement, and the service tied to your current middle bureau shows improvement.

If your middle mortgage score is TransUnion, a TransUnion increase on Credit Karma or WalletHub matters more right now than an Experian increase that leaves Experian as your lowest score.

What to send your loan officer

When you see a meaningful increase, send a screenshot that shows the bureau name, previous score, new score, date of the change, the account or balance that changed, and the new reported balance. That is enough to compare against your prior mortgage report and decide whether another pull or a rapid rescore is worth it.

The simple rule

Use the free score as a trend indicator. Do not treat it as a prediction. Under 10 points: wait. 10 to 19: confirm the account update. 20 to 39: progress worth reviewing. 40 or more: investigate and discuss an updated mortgage report.

The score online is the alert. The updated credit report is the evidence. The lender's mortgage credit report is the answer. If you want to know what your mortgage scores actually look like, call (615) 955-0461. I will pull the right report.