Cost for U.S. to borrow for 30 years tops 5.6%

5.6% is what the U.S. government must now pay to borrow for 30 years — like interest on a home loan. It passed that level Sept. 29, 2026, near the highest in decades, CNBC and Reuters reported. I see that as higher mortgage and business-loan costs, and more pressure on stocks tied to future profits.