Highest salary at Marion Isd in year 2017 was $108,320. Number of employees at Marion Isd in year 2017 was 207. Average annual salary was $36,533 and median salary was $39,100. Marion Isd average salary is 22 percent lower than USA average and median salary is 10 percent lower than USA median salary. From 2016 to 2017, the average salary of employees at this employer increased 0.5 percent, the median salary increased 1.0 percent.