Short answer: This week’s Freddie Mac average for a 30-year fixed mortgage rose from 6.76% to 6.95%—up 0.19 percentage point. On an illustrative $350,000 loan, that is about $44 more per month in principal and interest alone. The Fed’s Sept. 16 hike was a quarter of a percentage point on a short-term policy rate; mortgage rates are longer-term market rates and do not move by the same amount, or only because of that decision.
What changed this week
Freddie Mac’s Primary Mortgage Market Survey put the average 30-year fixed mortgage at 6.95% as of September 17, 2026, up from 6.76% the prior week. The 15-year fixed average also rose, from 6.09% to 6.26%. This piece focuses on the 30-year figure.
That national average comes from purchase mortgage applications lenders submit to Freddie Mac. It is a weekly market snapshot—not a guaranteed quote for every borrower, lender, credit profile, or loan product. Your offer can be higher or lower.
What 6.76% → 6.95% changes in dollars
Here is an illustrative payment for a $350,000, 30-year loan. Figures are principal and interest only—not property taxes, homeowners insurance, mortgage insurance (PMI), or HOA dues.
| Rate | Monthly principal + interest | Annual principal + interest | Difference vs prior week |
|---|---|---|---|
| 6.76% | $2,272.42 | $27,269.04 | — |
| 6.95% | $2,316.82 | $27,801.84 | +$44.40/mo · +$532.80/yr |
Hold the monthly principal-and-interest budget at $2,272.42—about what finances $350,000 at 6.76%—and the same payment supports about $343,300 at 6.95%, or roughly $6,700 less borrowing power. That is not a home-price forecast; it only shows what the same principal-and-interest budget supports at the higher rate.
If the loan ran the full 30 years with no refinance or sale, the higher rate would mean roughly $16,000 more interest—a mathematical full-term comparison, not a forecast of what most borrowers will actually pay.
Why the Fed and mortgage rates do not move one-for-one
On September 16, 2026, the Fed raised its short-term policy-rate target by a quarter of a percentage point, from 3.50%–3.75% to 3.75%–4.00%, in a 12–0 vote. A 30-year mortgage rate is a longer-term market rate. Lenders price it from expectations about inflation, growth, future Fed policy, longer-term bond markets, and their own pricing—not a mechanical copy of the Fed’s quarter-point move. For broader household effects of that decision, see The Fed Raised Rates. What Changes for Your Money Now?
Did the Fed hike cause mortgage rates to rise?
Not in a simple one-for-one way. Markets often reprice before a Fed announcement as investors anticipate policy and data. The same inflation and growth information that shapes Fed expectations can also move longer-term rates. This week the Fed’s target rose by 0.25 percentage point while the Freddie Mac 30-year average rose by 0.19 percentage point—timing that can line up without proving mechanical causation or a matching size of move.
Who this affects
Home shoppers, people collecting new quotes, and buyers near their monthly limit feel this first. A higher quote can raise principal-and-interest—or shrink the loan that still fits the same monthly target.
What does not change for existing fixed-rate borrowers
If you already have a fixed-rate mortgage, principal and interest generally do not change just because Freddie Mac’s weekly average moved. Property taxes, insurance, or escrow can still change for other reasons—but not because of this week’s national average-rate print.
What your own quote still depends on
Your quote can differ with credit profile, loan type, down payment, points, lender, and property or occupancy details. Treat 6.95% as a market snapshot, then compare real offers.
What to Watch Next
- September 24, 2026 — Next Freddie Mac PMMS — Why: the next national weekly average for shoppers comparing quotes.
- September 30, 2026 — Personal Income and Outlays / PCE — Why: inflation data can affect expectations that influence longer-term rates.
- October 14, 2026 — Consumer Price Index — Why: another inflation check markets watch.
- October 27–28, 2026 — FOMC meeting (decision Oct. 28) — Why: next Fed policy checkpoint that can reshape expectations, not a one-for-one mortgage move.
Related guides
Sources
- Freddie Mac — Primary Mortgage Market Survey (PMMS)
- Freddie Mac — PMMS archives
- Freddie Mac — Mortgage rates and affordability
- Federal Reserve — FOMC statement (September 16, 2026)
- Federal Reserve — Implementation note (September 16, 2026)
- U.S. Bureau of Economic Analysis — BEA news release schedule
- U.S. Bureau of Labor Statistics — BLS release schedule (2026)
- Federal Reserve — FOMC meeting calendars