Highest salary at Butler County in year 2024 was $159,805. Number of employees at Butler County in year 2024 was 143. Average annual salary was $47,478 and median salary was $50,926. Butler County average salary is 1 percent higher than USA average and median salary is 17 percent higher than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 16.1 percent, the median salary increased 19.7 percent.