Stocks A glance at US mortgage rates Dec 6, 2018 Long-term U.S. mortgage rates fell this week amid a steep decline in stock prices, according to mortgage giant Freddie Mac. This week Last week Year ago 30-year fixed 4.75 4.81 3.94 15-year fixed 4.21 4.25 3.36 5-year adjustable 4.07 4.12 3.36