Many homebuyers still believe that when the Federal Reserve cuts rates, mortgage rates automatically fall.
That’s simply not true — and understanding why can help you make smarter mortgage decisions, especially in today’s St. Louis housing market.

Despite what you might hear in the media, the Fed doesn’t directly control mortgage rates. In fact, mortgage rates often move in the opposite direction of Fed decisions. So when headlines say, “The Fed cut rates — mortgage rates are dropping,” take it with a grain of salt.

Why the Fed Doesn’t Actually Set Mortgage Rates

When the Federal Reserve adjusts rates, it’s changing the federal funds rate — the short-term interest rate banks charge each other.
Mortgage rates, however, are driven primarily by the bond market, especially the 10-year Treasury yield and mortgage-backed securities (MBS).

In other words, the market sets mortgage rates — not Jerome Powell.

Still, every time the Fed cuts rates, borrowers rush to call their lender, expecting lower mortgage payments. This misconception actually creates a marketing wave for loan officers.

Why Fed Cuts Still Spark Interest Among Borrowers

Even though the Fed doesn’t dictate mortgage rates, the idea that it does often gets homebuyers to take action.
As Mat Ishbia, CEO of United Wholesale Mortgage (the nation’s largest mortgage lender), recently explained:

“Lower rates could potentially mean more mortgages… but the Fed cutting rates doesn’t necessarily tie directly to mortgage-backed securities, which is what our rates are tied to. Still, it’s a great marketing piece.”

He’s right — and as a St. Louis mortgage broker with over 20 years of experience, I’ve seen this firsthand. Whenever the Fed announces a cut, my phone starts ringing with people asking about refinancing or buying a home.

Why Mortgage Rates Often Move Before the Fed Meets

Here’s the key: mortgage rates tend to move ahead of any Fed action.
That’s because investors anticipate rate cuts or hikes based on economic data — inflation reports, jobs numbers, and more — long before the Fed makes it official.

For example, the latest jobs report showed a significant slowdown in hiring and massive downward revisions to employment data — nearly 911,000 fewer jobs than initially reported.
This weak data is one reason why 30-year fixed mortgage rates recently fell to their lowest level in about a year — before the Fed’s meeting even happened.

By the time the Fed actually announces its move, mortgage rates have already adjusted.

Why Timing Matters for Homebuyers and Homeowners

Because mortgage rates move with economic data (not Fed meetings), waiting for a Fed cut might not help — and could even hurt.
Rates can rise unexpectedly on news that inflation is rebounding, even if the Fed is cutting rates at the same time.

That’s why, if you’re shopping for a home or considering a refinance, it can be wise to lock in your rate when market conditions are favorable, instead of waiting for the Fed to act.

The Bottom Line

The Federal Reserve doesn’t set mortgage rates — the bond market does.
And since markets move on expectations, not surprises, the best time to secure a mortgage rate may be before the Fed makes its next announcement.

Understanding this distinction can save you thousands over the life of your loan — and help you make confident, well-timed financial decisions.

At Carlson Mortgage, we’ve helped thousands of St. Louis home buyers over the past 20 years find the perfect loan — whether conventional, FHA, VA, or jumbo (up to $3.5 million). We’re proud to be a top-rated mortgage company in St. Louis on Zillow, Yelp (No 1!), Facebook, and Google — and we’d love to help you save money on your next home purchase or refinance.

Ready to get pre-approved or review scenarios? Contact us directly:

📞 314-329-7314
🌐 www.carlsonstl.com
📧 info@carlsonstl.com

Secure Loan Application: www.carlsonstl.com/apply 

Looking to Purchase or Refinance?

At Carlson Mortgage, we’re dedicated to helping St. Louis residents navigate the mortgage process and find the perfect loan for their needs. Our experienced mortgage brokers can help you find the right mortgage to fit your needs and budget and will help you make informed decisions about buying a home. Call or text us at (314) 329-7314 or fill out our loan application at www.carlsonstl.com/apply for a purchase or a refinance mortgage.