Oil markets stabilized after the U.S. and Iran peace agreement, reducing geopolitical uncertainty that had pressured energy prices upward. The deal opens the Strait of Hormuz, which controls roughly 20% of global oil transit, easing supply concerns that had threatened inflation.

Mortgage rates track the 10-year Treasury yield closely. When oil prices spike due to geopolitical tension, inflation expectations rise, pushing Treasury yields higher and mortgage rates up with them. This agreement removes that pressure point.

For borrowers, the timing matters. Rates had climbed as Middle East tensions escalated through late 2024. The deal signals reduced geopolitical risk premium baked into bond markets. Expect mortgage rates to remain stable or drift slightly lower if oil prices hold steady near current levels around $75-$80 per barrel.

Buyers looking at 30-year fixed mortgages benefit most. Even modest rate declines of 0.25% to 0.5% save tens of thousands over loan life. A borrower on a $400,000 mortgage sees roughly $100 per month in savings for every 0.25% rate drop.

Sellers face a clearer picture. Reduced rate volatility removes one obstacle preventing fence-sitters from committing. Homes priced competitively should see faster movement as buyer confidence stabilizes.

Landlords and investors watch cap rates on rental acquisitions. Lower rates compress cap rates, making income properties pricier relative to cash flow. Commercial borrowers refinancing energy-sector debt see improved sentiment as oil stability reduces recession fears.

The Federal Reserve still controls the bigger dial. Even with geopolitical relief, the Fed's interest rate path remains the dominant force shaping mortgage costs. However, peace removes an inflation wildcard that could have forced the Fed's hand toward holding rates higher longer.

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