WASHINGTON (2/7/11)—Freddie Mac last week reported an average rate of 4.81% on 30-year mortgages, a fractional increase from the 4.8% average reported during the previous week. Thirty-year fixed mortgage rates averaged 5.01% this time last year. Fifteen-year conventional mortgage rates and five-year adjustable rates also fluctuated by a mere .01% between the week ended Feb. 3 and the week ended Jan. 27, coming in at 4.08% and 3.69%, respectively. One-year adjustable rate mortgages remained at 3.26 % for the second week straight. Freddie Mac Vice President/Chief Economist Frank Nothaft said that the rates remained stable due to improving economic news and a stable rate of inflation through the end of 2010. For the full mortgage rate survey, use the resource link.