US Mortgage Rates Rise to Highest Level in a Year on Surging Treasury Yields

U.S. mortgage rates climbed to their highest point in roughly a year last week, as a spike in Treasury yields pushed borrowing costs higher for homebuyers. The increase impacts a range of home loan products and reflects growing market concerns over inflation and future central bank policy.

Key Rates Reach One-Year Highs

Data released Wednesday by the Mortgage Bankers Association (MBA) for the week ended July 24 showed a broad-based rise in borrowing costs. The MBA reported the following key changes:

• The contract rate on a 30-year fixed-rate mortgage increased by 7 basis points to 6.76%.
• The rate on a 15-year fixed-rate mortgage rose 11 basis points to 6.15%, its highest level in just over a year.
• The rate on a 5-year adjustable-rate mortgage (ARM) also moved higher, reaching 5.98%.

Market Drivers: Treasury Yields and Oil Prices

The primary driver behind the higher mortgage rates is the recent surge in U.S. Treasury yields, which serve as a benchmark for residential lending. The yield on the 10-year Treasury note was trading around 4.63% on Wednesday, near the 18-month high of 4.70% it touched last week.

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Longer-dated Treasury yields are highly sensitive to the outlook for inflation. According to the source, yields have been pushed higher by a jump in oil prices stemming from renewed conflict between the U.S. and Iran, which has stoked investor concerns about sustained inflationary pressures.

Inflation and Fed Outlook

This rise in borrowing costs comes as the Federal Reserve is set to announce its latest interest rate decision. While the Fed's preferred inflation gauge ran at a 4.1% annual rate in May, expectations are for that figure to have cooled to 3.7% in June.

However, market participants are weighing the possibility that any pullback in inflation could be temporary, particularly given the unpredictable nature of Middle East hostilities and their impact on energy prices. This uncertainty is contributing to expectations that the Fed may implement further rate hikes within the next two months.