According to Zillow lender marketplace data, average US mortgage and refinance rates increased across all categories on Wednesday, July 29, 2026. The average 30-year fixed rate rose 7 basis points to 6.69%, the 15-year fixed loan increased 9 basis points to 6.07%, and the 5/1 ARM saw a 53 basis point jump to 6.99%. This comes ahead of an upcoming Federal Reserve rate decision.