MBA Mortgage Refinance Index in the United States averaged 1870.88 points from 1990 until 2023, reaching an all time high of 9977.80 points in May of 2003 and a record low of 59.00 points in December of 1994. This page includes a chart with historical data for the United States MBA Mortgage Refinance Index. United States MBA Mortgage Refinance Index - data, historical chart, forecasts and calendar of releases - was last updated on August of 2023.