All Employees: Manufacturing in Illinois was 566.20000 Thous. of Persons in December of 2025, according to the United States Federal Reserve. Historically, All Employees: Manufacturing in Illinois reached a record high of 927.30000 in February of 1990 and a record low of 534.20000 in April of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Manufacturing in Illinois - last updated from the United States Federal Reserve on March of 2026.