All Employees: Construction: Specialty Trade Contractors in Illinois was 145.40000 Thous. of Persons in January of 2021, according to the United States Federal Reserve. Historically, All Employees: Construction: Specialty Trade Contractors in Illinois reached a record high of 189.80000 in January of 2001 and a record low of 126.30000 in January of 2012. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Construction: Specialty Trade Contractors in Illinois - last updated from the United States Federal Reserve on April of 2024.