Highest salary at Clinton County in year 2023 was $86,000. Number of employees at Clinton County in year 2023 was 72. Average annual salary was $33,273 and median salary was $35,134. Clinton County average salary is 29 percent lower than USA average and median salary is 19 percent lower than USA median salary. From 2022 to 2023, the average salary of employees at this employer increased 21.1 percent, the median salary increased 19.2 percent.