Highest salary at Marion County in year 2024 was $187,869. Number of employees at Marion County in year 2024 was 147. Average annual salary was $54,650 and median salary was $54,827. Marion County average salary is 17 percent higher than USA average and median salary is 26 percent higher than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 14.0 percent, the median salary increased 16.1 percent.