Highest salary at Clay County in year 2023 was $79,370. Number of employees at Clay County in year 2023 was 145. Average annual salary was $32,122 and median salary was $33,844. Clay County average salary is 31 percent lower than USA average and median salary is 22 percent lower than USA median salary. From 2022 to 2023, the average salary of employees at this employer increased 6.5 percent, the median salary increased 1.9 percent.