Mortgage Rates Jump to Highest Level in Over a Year

What happened

Mortgage rates climbed for a third consecutive day this week after fresh U.S. military strikes near the Strait of Hormuz sent oil prices and global bond yields higher, pushing borrowing costs for homebuyers to their highest level in more than a year according to several daily rate trackers.

Freddie Mac's weekly Primary Mortgage Market Survey, a widely watched benchmark, put the 30-year fixed rate at 6.66% as of late August, essentially flat week over week even as more real-time daily measures showed rates pushing past 6.75% in the days that followed.

Why it matters

Higher mortgage rates directly affect affordability for homebuyers already navigating elevated home prices, adding hundreds of dollars to monthly payments on a typical loan and further squeezing a housing market that has struggled with weak sales volume for several years.

The rate increase also complicates the outlook for the broader housing sector, coming just as data showed construction spending falling in July to its lowest level since October 2023 and homebuilder stocks sliding on the news.

Evidence and context

The rate increase is being driven primarily by a jump in Treasury yields rather than a change in Federal Reserve policy itself, as investors sold government bonds amid inflation concerns tied to the Middle East conflict. Yields on 10-year Treasuries, which mortgage rates typically track, rose in tandem with a broader global bond selloff that also hit UK and German government debt this week.

Mortgage rates had briefly looked poised to fall earlier this summer after a short-lived U.S.-Iran ceasefire in June, but they climbed back up once fighting resumed in July and have stayed elevated since, according to rate-tracking data from major lenders and Zillow's marketplace figures.

Mortgage rates changed little this week, averaging 6.66%.

— Sam Khater, Chief Economist at Freddie Mac

The people and places affected

Prospective homebuyers face the toughest math, with a 30-year loan on a $300,000 home now carrying substantially more in lifetime interest costs than it would have at rates seen earlier this year. First-time buyers, who are more sensitive to monthly payment changes than move-up buyers, are expected to feel the pinch most acutely.

Homebuilders and related industries have also felt the effects, with shares of companies including LGI Homes and building-products maker Trex declining sharply this week alongside broader weakness in home-construction stocks.

The open questions

It remains unclear how long the current spike will last, given that forecasters at Fannie Mae and the Mortgage Bankers Association had both projected rates to hold in a narrower band through the end of the year before this week's jump.

The bigger uncertainty is whether the Federal Reserve's next policy meeting brings relief or further pressure, particularly if inflation data continues to reflect the impact of higher energy costs tied to the ongoing conflict.

What comes next

Freddie Mac's next weekly survey will offer the clearest official read on whether this week's spike proves temporary or marks a more lasting shift higher in borrowing costs heading into the fall home-buying season.

Buyers and lenders alike will also be watching upcoming jobs and inflation data, along with any further developments in the Strait of Hormuz standoff, for signs of where rates head next.