When the Federal Reserve changes interest rates, the headlines come quickly.
“The Fed raised rates.”
For homebuyers and homeowners, it's easy to assume that means mortgage rates just went up by the same amount.
But that's not how it works.
At its September 2026 meeting, the Federal Reserve raised the target range for the federal funds rate by 0.25 percentage point, bringing it to 3.75%–4.00%.
That change can affect borrowing costs, but different types of loans respond differently.
The Federal Reserve does not directly set the mortgage rate you receive when purchasing or refinancing a home.
What the Fed establishes is a target range for the federal funds rate, a short-term interest rate used in overnight lending between financial institutions.
Changes in that rate can ripple through the broader economy and influence other borrowing costs.
But the effect isn't identical across every type of loan.
That's why the better question isn't simply:
“Did rates go up?”
It's:
“Which rates are we talking about?”
This is one of the biggest misconceptions surrounding Federal Reserve meetings.
If the Fed raises its target rate by 0.25 percentage point, mortgage rates do not automatically increase by 0.25 percentage point.
Mortgage rates are influenced by the bond market and a broader mix of economic factors, including inflation expectations, employment data, economic growth, and investor expectations about where the economy may be headed.
Financial markets are also forward-looking.
That means mortgage rates can move before a Fed meeting because investors may already be anticipating what the Federal Reserve is likely to do.
They can also move differently after the announcement depending on what the Fed says about inflation, the economy, and potential future policy.
Changes in short-term interest rates can have a more direct effect on certain types of variable-rate borrowing.
That may include:
Many of these products are tied directly or indirectly to short-term benchmarks such as the prime rate.
For a homeowner with an existing HELOC, for example, a Fed rate change may therefore be more immediately relevant than it is for someone with a fixed-rate mortgage.
If you have a traditional fixed-rate mortgage, a Fed rate increase doesn't change the interest rate on that existing loan.
Your mortgage rate is fixed according to the terms of your loan.
However, homeowners considering a new mortgage, refinance, HELOC, or other financing may encounter a different interest-rate environment when evaluating those options.
That's where understanding which type of rate is changing becomes important.
If you're a California homebuyer, a Fed announcement by itself usually isn't a reason to suddenly change your homebuying plans.
Mortgage markets can move from day to day as new economic information becomes available.
Rather than trying to make a homebuying decision around a single Fed meeting, it can be more useful to understand what the current mortgage environment means for your specific purchase.
How much would you be borrowing?
What does the payment look like?
How does that fit with the rest of your financial picture?
And are there different mortgage structures worth considering?
Those questions are usually more useful than reacting to one headline.
For homeowners considering tapping home equity, the distinction can be especially important.
A fixed-rate cash-out refinance and a variable-rate HELOC are very different financing tools.
Because HELOC rates are commonly variable, changes in short-term rates may affect the cost of borrowing through a home equity line more directly.
That doesn't automatically make one option better than another.
It means homeowners should understand how the rate on the financing works and how it could change over time before deciding how to access their equity.
Federal Reserve decisions matter.
But “The Fed raised rates” doesn't tell you everything you need to know about mortgage rates or your individual financing options.
For California homebuyers and homeowners, the more useful conversation is about how today's mortgage market affects the specific decision you're considering.
The Federal Reserve raised its short-term target rate by 0.25 percentage point in September 2026.
That does not mean mortgage rates automatically increased by the same amount.
Fed policy can influence the broader interest-rate environment, while mortgage rates respond to the bond market and a variety of economic factors. Other borrowing costs, particularly variable-rate products such as HELOCs and credit cards, may respond more directly to changes in short-term rates.
Understanding the difference can help you look beyond the headline and make a more informed borrowing decision.
Janice Nugent is a Certified Mortgage Planning Specialist (CMPS®) and Certified Divorce Lending Professional (CDLP®) who helps California homebuyers and homeowners understand how mortgage financing fits into their broader financial picture.
Janice works with clients and their professional advisors throughout California to evaluate mortgage strategies before important homeownership and financing decisions are made.
Janice provides mortgage planning and lending guidance and does not provide legal, tax, investment, or financial planning advice. Clients should consult the appropriate licensed professionals regarding those matters.
📩 Janice@JaniceNugent.com
☎ 925-683-0787
🌐 JaniceNugent.com
