According to Zillow lender marketplace data, U.S. mortgage rates are mostly lower than last week. The 15-year fixed rate fell by 15 basis points to 5.86%, and the 5/1 ARM dropped by 13 basis points to 6.24%. However, the 30-year fixed rate rose by 3 basis points to 6.54% compared to last week. All major rates also saw declines compared to the previous day.