Average rate on 30-year mortgage falls to 3.62% WASHINGTON (AP) – Feb. 25, 2016 – Average long-term U.S. mortgage rates fell this week as anxiety over the global economy persisted. Long-term rates resumed their decline after being unchanged last week following six straight weeks of easing. Mortgage buyer Freddie Mac said Thursday the average rate on a 30-year, fixed-rate mortgage slipped to...