All Employees: Professional and Business Services: Accounting, Tax Preparation, Bookkeeping, and Payroll Services in Illinois was 58.50000 Thous. of Persons in March of 2022, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services: Accounting, Tax Preparation, Bookkeeping, and Payroll Services in Illinois reached a record high of 58.50000 in March of 2022 and a record low of 31.90000 in July of 1992. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services: Accounting, Tax Preparation, Bookkeeping, and Payroll Services in Illinois - last updated from the United States Federal Reserve on March of 2024.