How Quantitative Easing Really Drove Mortgage Rates to Historic Lows

Does the Fed really control mortgage rates? Let’s talk about the role of QE.
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What is Quantitative Easing and How Does It Affect Mortgage Rates?
It’s one of the biggest misconceptions in real estate: that mortgage rates are controlled by the Federal Reserve. But if you dig into the data—and history—you’ll find the real rate driver isn’t the Fed Funds rate. It’s quantitative easing. Let’s break down what quantitative easing is and how it directly affects mortgage rates.
What Is Quantitative Easing (QE)?
Quantitative easing is when the Federal Reserve buys up large quantities of long-term financial assets—like U.S. Treasuries and mortgage-backed securities (MBS)—in the open market.
Why do they do it? To inject liquidity into the financial system, stimulate borrowing, and drive down long-term interest rates. More demand for mortgage bonds = lower yields = lower mortgage rates.
This is different from traditional monetary policy. Instead of just adjusting the Fed Funds rate (which affects short-term lending between banks), QE targets long-term lending and investment behavior.
When QE Changed Everything: The COVID Example
Remember 2020? Mortgage rates dipped into the 2s. Was that because of a Fed rate cut? Partially.
But the real driver was QE. During the pandemic, the Fed began buying massive amounts of MBS—up to $40 billion per month.
This flood of artificial demand drove mortgage rates to record lows. Buyers flooded the market. Refinances boomed. It was a rate environment unlike anything we’ve seen.
Why QE Isn’t Coming Back Anytime Soon
Here’s the kicker: the Fed isn’t buying mortgage bonds anymore. In fact, they’ve been doing the opposite—quantitative tightening (QT), allowing MBS to roll off their balance sheet.
So even if the Fed cuts rates, we’re unlikely to see mortgage rates fall to pandemic-era levels.
QE works because of scale and commitment. Without it, mortgage rates are left to the whims of bond markets, inflation data, and investor sentiment. That’s why you can’t just point to Fed announcements and expect rates to follow.
For Borrowers and Agents: The Real Takeaway
Don’t wait for QE 2.0—it’s not coming this year.
The best strategy today is to understand what actually moves mortgage rates:
- Inflation trends
- Treasury yields and MBS spreads
- Global investor demand for U.S. debt
- Overall economic sentiment and data surprises
If you’re watching Fed meetings but ignoring bond markets, you’re only seeing half the picture.
And if you’re a buyer waiting for 2.75% rates to come back… well, you might want to get comfortable.
Want to know more? I post daily mortgage insights on Instagram, LinkedIn, and YouTube. Follow for straight talk and zero fluff.
Learn more here Federal Reserve QE Explanation
📌 Coming up next: A breakdown of Quantitative Tightening and why it might keep mortgage rates from falling.
— Preston Hamilton, Mortgage Broker
Always Learning. Always Connecting. Always Growing.

© 2025 Preston Hamilton – According to Preston
© 2025 Preston Hamilton – According to Preston
