Highest salary at Iola in year 2016 was $115,918. Number of employees at Iola in year 2016 was 132. Average annual salary was $50,605 and median salary was $49,646. Iola average salary is 8 percent higher than USA average and median salary is 14 percent higher than USA median salary. From 2015 to 2016, the average salary of employees at this employer increased 0.3 percent, the median salary increased 1.3 percent.