Mortgage Rates on the Rise in 2017 U.S. mortgage rates rose, as a result, costs for 30-year homes loans are at their highest level this year. The 30-year fixed-rate mortgages have surged to the highest average, reaching 4.21 percent, Freddie Mac reports. “The 10-year Treasury yield rose about 10 basis points this week,” said Sean Becketti, Freddie Mac’s chief economist. “For Get More Info