All Employees: Educational Services: Elementary and Secondary Schools in Illinois was 39.20000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, All Employees: Educational Services: Elementary and Secondary Schools in Illinois reached a record high of 40.80000 in January of 2016 and a record low of 22.20000 in January of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Educational Services: Elementary and Secondary Schools in Illinois - last updated from the United States Federal Reserve on March of 2024.