Net Interest Margin for Banks Geographically Located in Federal Reserve District 8: St. Louis Portion of Kentucky (DISCONTINUED) was 3.72% in July of 2020, according to the United States Federal Reserve. Historically, Net Interest Margin for Banks Geographically Located in Federal Reserve District 8: St. Louis Portion of Kentucky (DISCONTINUED) reached a record high of 4.95 in January of 1994 and a record low of 3.33 in January of 2002. Trading Economics provides the current actual value, an historical data chart and related indicators for Net Interest Margin for Banks Geographically Located in Federal Reserve District 8: St. Louis Portion of Kentucky (DISCONTINUED) - last updated from the United States Federal Reserve on April of 2024.