Return on Average Assets for Banks in Iowa (DISCONTINUED) was 1.16% in July of 2020, according to the United States Federal Reserve. Historically, Return on Average Assets for Banks in Iowa (DISCONTINUED) reached a record high of 1.52 in April of 1994 and a record low of 0.28 in October of 1985. Trading Economics provides the current actual value, an historical data chart and related indicators for Return on Average Assets for Banks in Iowa (DISCONTINUED) - last updated from the United States Federal Reserve on March of 2024.