Gross Domestic Product: Federal Civilian in Illinois was 14664.20000 Mil. of $ in January of 2022, according to the United States Federal Reserve. Historically, Gross Domestic Product: Federal Civilian in Illinois reached a record high of 14664.20000 in January of 2022 and a record low of 7865.30000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Gross Domestic Product: Federal Civilian in Illinois - last updated from the United States Federal Reserve on April of 2024.