• The average 30-year fixed mortgage rate jumped 19 basis points to 7.49%, the highest since November 2023, as Treasury yields surged.
  • Mortgage rates have risen roughly 1.4 percentage points since late February, further squeezing housing affordability.
  • Mortgage applications fell 4.2% last week, with refinancing demand dropping sharply as borrowers retreat from higher financing costs.

A Sharp Climb

U.S. mortgage rates have climbed to their highest level in nearly three years, intensifying a housing affordability crisis that is already weighing on demand. The average 30-year fixed mortgage rate rose to 7.49% this week, according to Bankrate, up 19 basis points from the prior week and the highest since November 2023. The move follows a surge in Treasury yields, with the 10-year note reaching 5.34% earlier this month, its highest since 2002, amid a global bond selloff.

Mortgage rates have now risen roughly 1.4 percentage points since late February, a rapid increase that has caught many analysts off guard. The climb has been driven by a confluence of factors: stronger-than-expected economic growth, inflation running more than a percentage point above the Federal Reserve’s 2% target, and expectations of further tightening. The Fed raised its policy rate to a range of 3.75%–4.00% in September, and 16 of 18 policymakers have signaled at least one more increase before year-end.

Borrowers Retreat

The impact on mortgage demand has been immediate. Mortgage applications fell 4.2% last week, according to the Mortgage Bankers Association, with refinancing activity dropping even more sharply. The prior week saw applications fall 6%, with refinancing down about 9% and purchase applications down 4%. The MBA’s contract rate stood at 7.30% for the week ending September 25.

“Affordability pressures intensify above approximately 6.5%–7.0%, and transaction volumes are likely to weaken further,” said Crystal Sunbury, an analyst at RSM, in an interview. “We’re seeing borrowers pull back across the board.”

Refinancing has been hit particularly hard, as borrowers with existing low-rate mortgages have little incentive to trade them for more expensive financing. Government-backed refinancing applications fell 13% in the latest report. Meanwhile, adjustable-rate mortgages (ARMs) are gaining share, reaching 10.3% of applications, as borrowers seek lower initial rates, though they face payment uncertainty when rates reset.

The Treasury Connection

The surge in mortgage rates is closely tied to the bond market. The 10-year Treasury yield, a key benchmark for mortgage pricing, has risen from around 4% before the U.S.-Israeli war with Iran to roughly 5% in September, before spiking to 5.34% in early October. Higher long-term yields raise the underlying financing costs for lenders, which pass them on to consumers.

“The rise in mortgage rates is a direct consequence of the global bond selloff,” said a fixed-income strategist at a major Wall Street bank, who asked not to be named. “As long as Treasury yields remain elevated, mortgage rates will stay high.”

The broader bond rout is also increasing government borrowing costs worldwide, pressuring asset valuations and borrowing benchmarks. It’s a parallel financing squeeze, rather than evidence that other countries have identical mortgage-market conditions.

Outlook and Implications

With mortgage rates near 7.5%, the housing market faces a challenging autumn. The latest readings are approaching the 2023 peak of 7.79%, and forecasts for a swift decline are being overtaken by events. A September Reuters poll projected mortgage rates averaging 6.60% over the next two quarters, but that was published before the latest surge. The MBA’s September forecast, as reported on October 2, predicted rates around 6.7%–6.8% through the remainder of 2026—also below current levels.

“Even eventual Fed easing might not produce an equally rapid mortgage-rate decline,” Sunbury noted, pointing to federal borrowing needs, inflation expectations, and the term premium as drivers of long-term yields.

For now, prospective buyers face reduced purchasing power, and existing low-rate borrowers are locked into their current homes, constraining listings. Lenders and real-estate businesses are bracing for weaker activity. The clearest risk in the short term is continued pressure on purchase applications and refinancing, which could further dampen housing activity.

The next move in mortgage rates will depend on further Fed tightening, energy-price movements, Treasury-market demand, and the growing use of ARMs. These indicators are more useful than any single daily quote. The October 1–2 global bond rout and October 5 reporting on Washington’s rising borrowing costs show that housing’s financing squeeze is part of a wider interest-rate problem.

Correction: An earlier version of this article misstated the exact weekly change in the 30-year fixed rate. The 19-basis-point increase is based on Bankrate’s daily survey, which may differ from other rate measures.