Average Hourly Earnings of All Employees: Professional and Business Services in Illinois was 37.25000 $ per Hour in March of 2022, according to the United States Federal Reserve. Historically, Average Hourly Earnings of All Employees: Professional and Business Services in Illinois reached a record high of 37.85000 in January of 2022 and a record low of 26.65000 in October of 2007. Trading Economics provides the current actual value, an historical data chart and related indicators for Average Hourly Earnings of All Employees: Professional and Business Services in Illinois - last updated from the United States Federal Reserve on March of 2024.