Highest salary at Atchison County in year 2024 was $85,966. Number of employees at Atchison County in year 2024 was 50. Average annual salary was $42,332 and median salary was $42,150. Atchison County average salary is 10 percent lower than USA average and median salary is 3 percent lower than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 0.9 percent, the median salary increased 2.4 percent.