Real Gross Domestic Product: Construction (NAICS 23) in Illinois was 27905.70000 Mil. of Chn. 2009 $ in October of 2023, according to the United States Federal Reserve. Historically, Real Gross Domestic Product: Construction (NAICS 23) in Illinois reached a record high of 37313.20000 in January of 2005 and a record low of 19898.20000 in July of 2012. Trading Economics provides the current actual value, an historical data chart and related indicators for Real Gross Domestic Product: Construction (NAICS 23) in Illinois - last updated from the United States Federal Reserve on April of 2024.