Real Gross Domestic Product: Utilities (NAICS 22) in Iowa was 3911.60000 Mil. of Chn. 2009 $ in January of 2025, according to the United States Federal Reserve. Historically, Real Gross Domestic Product: Utilities (NAICS 22) in Iowa reached a record high of 3946.90000 in April of 2008 and a record low of 2555.50000 in January of 2011. Trading Economics provides the current actual value, an historical data chart and related indicators for Real Gross Domestic Product: Utilities (NAICS 22) in Iowa - last updated from the United States Federal Reserve on September of 2025.