MBA Mortgage Refinance Index in the United States increased to 2402.70 points in December 17 from 2350.50 points in the previous week. MBA Mortgage Refinance Index in the United States averaged 1929.32 points from 1990 until 2021, reaching an all time high of 9977.80 points in May of 2003 and a record low of 59 points in December of 1994. The MBA Weekly Mortgage Application Survey is a comprehensive overview of the nationwide mortgage market and covers all types of mortgage originators, including commercial banks, thrift institutions and mortgage banking companies. The entire market is represented by the Market Index which covers all mortgage applications during the week. This includes all conventional and government applications, all fixed-rate mortgages (FRMs), all adjustable-rate mortgages (ARMs), whether for a purchase or to refinance. This page includes a chart with historical data for the United States MBA Mortgage Refinance Index.