Mortgage rates rose to the highest level since November 2023, mortgage buyer Freddie Mac said Thursday. The average rate on a 15-year fixed mortgage climbed to 6.6% from last week's reading of 6.42%. Freddie Mac's latest Primary Mortgage Market Survey, released Thursday, showed the average rate on the benchmark 30-year fixed mortgage rose to 7.28% from last week's reading of 7.03%. The average rate on a 30-year loan was 6.34% a year ago. "With mortgage rates on their current trajectory, the housing market c ...