Mortgage rates hit their highest level in a year, driven by war and inflation concerns

The housing market faces fresh pressure as average 30-year fixed-rate mortgage costs reached 6.66% this week. This marks the highest level in a year for home loan rates. The increase represents a shift from earlier in 2026, when rates briefly dipped below 6% and offered a glimmer of hope to potential buyers.

The current rise is linked to economic instability caused by the ongoing war in Iran. The closure of the Strait of Hormuz triggered higher oil prices, which in turn increased shipping costs for goods across the country. This inflationary pressure impacts the broader economy and forces the yield on the 10-year Treasury note upward. Because mortgage lenders use this note as a benchmark, home loan rates track these movements closely.

Investors are also reacting to signals from the Federal Reserve. While the central bank held its benchmark interest rate steady this week, members of the rate-setting committee indicated that future hikes remain a possibility. This rare split in opinion among officials has kept markets on edge.

For the housing sector, these conditions mean high costs persist. Home sales remain stagnant as buyers face reduced affordability and current homeowners remain hesitant to trade their existing low-rate mortgages for the current market pricing. Experts suggest that stability in the housing market requires a conclusive end to the conflict in Iran to soothe investor nerves.