All Employees: Utilities in Illinois was 24.70000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, All Employees: Utilities in Illinois reached a record high of 39.60000 in January of 1992 and a record low of 23.00000 in January of 2006. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Utilities in Illinois - last updated from the United States Federal Reserve on April of 2024.