Recently, there’s been a lot of conversation about why mortgage rates remain high.

Most people immediately look at the Federal Reserve. But mortgage rates are influenced much more directly by the 10-year Treasury yield, plus something called the mortgage spread.

In early August, the 10-year Treasury yield reached around 4.75%, its highest level of 2026. Yet mortgage rates managed to stay below 7%.

One reason? Mortgage spreads.

What Is a Mortgage Spread?

Think of it as the gap between the 10-year Treasury yield and the mortgage rate borrowers ultimately see.

HousingWire reported that spreads were around 2% in early August. That’s still above the historical range of roughly 1.6% to 1.8%, but significantly better than the extreme levels seen in recent years.

In simple terms, if spreads were still as wide as they were during those periods, mortgage rates could be noticeably higher today.

What Does This Mean for Buyers?

It means watching the Fed alone doesn’t tell you where mortgage rates are heading.

Treasury yields, inflation, investor demand and mortgage spreads can all influence the rate you ultimately receive.

That’s also why mortgage rates can move even when the Fed does nothing.

Kenny’s Take

A lot of borrowers ask me, “When is the Fed going to lower mortgage rates?”

That’s not really how it works.

The better question is what’s happening in the bond and mortgage markets. If Treasury yields eventually come down while mortgage spreads continue improving, that combination could create more meaningful movement in mortgage rates.

The Bottom Line

Mortgage rates aren’t driven by one number or one Fed meeting.

Understanding what’s happening behind the scenes can help you make decisions based on the market we actually have, rather than waiting for a headline that may never tell the full story.

Every situation is different. Let’s find the right strategy for yours. Reach out and let’s talk.

Kenny Simpson is a San Diego mortgage broker and founder of The Simpson Team. With more than 17 years of experience in home lending, he helps borrowers secure the right financing for their home purchase or refinance. Kenny specializes in Non-QM mortgage solutions, helping clients qualify for home loans using flexible underwriting options when traditional financing doesn’t fit.

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