U.S. MORTGAGE RATES SURGE TO 7.30% The average 30-year fixed mortgage contract rate climbed to 7.30%, up 18 basis points in one week and 84 basis points year-over-year, according to the MBA. The 15-year fixed rate rose to 6.56%, while the 5-year adjustable rate jumped 37 basis points to 6.47%. Rising borrowing costs are adding further pressure to U.S. housing affordability.(彭博社)